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1040 lines
33 KiB
1040 lines
33 KiB
package main
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import (
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"context"
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"database/sql"
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"errors"
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"flag"
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"fmt"
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"net/http"
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"net/url"
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"os"
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"os/signal"
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"sort"
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"strconv"
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"strings"
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"syscall"
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"time"
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"github.com/bwmarrin/discordgo"
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_ "github.com/mattn/go-sqlite3"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/codes"
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"go.opentelemetry.io/otel/propagation"
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"go.opentelemetry.io/otel/sdk/resource"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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"go.opentelemetry.io/otel/trace"
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"go.wperron.io/sqliteexporter"
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"go.wperron.io/themis"
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"go.wperron.io/themis/correlation"
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)
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const (
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CONN_STRING_PATTERN = "file:%s?cache=shared&mode=rw&_journal_mode=WAL"
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)
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var (
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dbFile = flag.String("db", "", "SQlite database file path.")
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debug = flag.Bool("debug", false, "Set log level to DEBUG.")
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store *themis.Store
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tracer trace.Tracer
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propagator = propagation.TraceContext{}
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)
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type Handler func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error
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func main() {
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log.Info().Msg("startup.")
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start := time.Now()
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ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGTERM, syscall.SIGKILL, syscall.SIGINT)
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defer cancel()
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flag.Parse()
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zerolog.SetGlobalLevel(zerolog.InfoLevel)
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if *debug {
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zerolog.SetGlobalLevel(zerolog.DebugLevel)
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}
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log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stdout})
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log.Logger = log.Logger.Hook(correlation.TraceContextHook{})
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zerolog.DurationFieldUnit = time.Millisecond
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go func() {
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if err := serve(":8080"); err != nil {
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log.Error().Err(err).Msg("failed to serve requests")
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}
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cancel()
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}()
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err := touchDbFile(*dbFile)
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if err != nil {
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log.Fatal().Err(err).Msg("failed to touch database file")
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}
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connString := fmt.Sprintf(CONN_STRING_PATTERN, *dbFile)
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log.Debug().Str("connection_string", connString).Msg("opening sqlite3 database")
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db, err := sql.Open("sqlite3", connString)
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if err != nil {
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log.Fatal().Err(err).Msg("failed to open database")
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}
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store, err = themis.NewStore(db)
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if err != nil {
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log.Fatal().Err(err).Msg("failed to initialize database")
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}
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defer store.Close()
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initTracing(db)
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notifChan := make(chan struct{})
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notifier := themis.NewNotifier(notifChan)
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go notifier.Start(ctx)
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authToken, ok := os.LookupEnv("DISCORD_TOKEN")
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if !ok {
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log.Fatal().Err(err).Msg("no auth token found at DISCORD_TOKEN env var")
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}
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appId, ok := os.LookupEnv("DISCORD_APP_ID")
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if !ok {
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log.Fatal().Err(err).Msg("no app id found at DISCORD_APP_ID env var")
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}
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guildId, ok := os.LookupEnv("DISCORD_GUILD_ID")
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if !ok {
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log.Fatal().Err(err).Msg("no guild id found at DISCORD_GUILD_ID env var")
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}
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channelId, ok := os.LookupEnv("DISCORD_BOT_CHANNEL_ID")
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if !ok {
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log.Fatal().Err(err).Msg("no channel id found at DISCORD_BOT_CHANNEL_ID env var")
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}
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discord, err := discordgo.New(fmt.Sprintf("Bot %s", authToken))
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if err != nil {
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log.Fatal().Err(err).Msg("failed to initialize discord session")
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}
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log.Info().Str("app_id", appId).Str("guild_id", guildId).Msg("connected to discord")
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commands := []*discordgo.ApplicationCommand{
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// Server info commands
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{
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Name: "info",
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Description: "Server Information",
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Type: discordgo.ChatApplicationCommand,
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},
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// EU4 claims commands
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{
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Name: "list-claims",
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Description: "List current claims",
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Type: discordgo.ChatApplicationCommand,
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},
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{
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Name: "claim",
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Description: "Take a claim on provinces",
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Type: discordgo.ChatApplicationCommand,
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Options: []*discordgo.ApplicationCommandOption{
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{
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Name: "claim-type",
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Description: "one of `area`, `region` or `trade`",
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Type: discordgo.ApplicationCommandOptionString,
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Choices: []*discordgo.ApplicationCommandOptionChoice{
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{Name: "Area", Value: themis.CLAIM_TYPE_AREA},
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{Name: "Region", Value: themis.CLAIM_TYPE_REGION},
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{Name: "Trade Node", Value: themis.CLAIM_TYPE_TRADE},
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},
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},
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{
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Name: "name",
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Description: "the name of zone claimed",
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Type: discordgo.ApplicationCommandOptionString,
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Autocomplete: true,
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},
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},
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},
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{
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Name: "describe-claim",
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Description: "Get details on a claim",
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Type: discordgo.ChatApplicationCommand,
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Options: []*discordgo.ApplicationCommandOption{
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{
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Name: "id",
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Description: "Numerical ID for the claim",
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Type: discordgo.ApplicationCommandOptionInteger,
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},
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},
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},
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{
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Name: "delete-claim",
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Description: "Release one of your claims",
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Type: discordgo.ChatApplicationCommand,
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Options: []*discordgo.ApplicationCommandOption{
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{
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Name: "id",
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Description: "numerical ID for the claim",
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Type: discordgo.ApplicationCommandOptionInteger,
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},
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},
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},
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{
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Name: "flush",
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Description: "Remove all claims from the database and prepare for the next game!",
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Type: discordgo.ChatApplicationCommand,
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},
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{
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Name: "query",
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Description: "Run a raw SQL query on the database",
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Type: discordgo.ChatApplicationCommand,
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Options: []*discordgo.ApplicationCommandOption{
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{
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Name: "query",
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Description: "Raw SQL query",
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Type: discordgo.ApplicationCommandOptionString,
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},
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},
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},
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// Scheduling commands
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{
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Name: "schedule",
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Description: "Get the schedule for the following weeks.",
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Type: discordgo.ChatApplicationCommand,
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},
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{
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Name: "send-schedule",
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Description: "Trigger the scheduled message. Admins only",
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Type: discordgo.ChatApplicationCommand,
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DefaultMemberPermissions: new(int64), // default 0 == admins only
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},
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{
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Name: "absent",
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Description: "Mark yourself as absent for a session",
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Type: discordgo.ChatApplicationCommand,
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Options: []*discordgo.ApplicationCommandOption{
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{
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Name: "date",
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Required: false,
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Description: "Date of the session you can't make it to. YYYY-MM-DD format.",
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Type: discordgo.ApplicationCommandOptionString,
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},
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},
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},
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}
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handlers := map[string]Handler{
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"info": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
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uptime, err := themis.Uptime(ctx)
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if err != nil {
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err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Oops, something went wrong! :(",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return fmt.Errorf("failed to get server uptime: %w", err)
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}
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claimCount, uniquePlayers, err := store.CountClaims(ctx)
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if err != nil {
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err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Oops, something went wrong! :(",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return fmt.Errorf("failed to count claims: %w", err)
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}
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ev, err := store.LastOf(ctx, themis.EventFlush)
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var lastFlush string
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if err != nil {
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if err != themis.ErrNever {
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err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Oops, something went wrong! :(",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return fmt.Errorf("failed get last flush event: %w", err)
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}
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lastFlush = "never"
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} else {
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lastFlush = ev.Timestamp.Format(time.DateTime)
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}
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: fmt.Sprintf("Server has been up for %s, has %d claims from %d unique players.\nThe last time claims were flushed was: %s.", uptime, claimCount, uniquePlayers, lastFlush),
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return nil
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},
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"list-claims": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
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claims, err := store.ListClaims(ctx)
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if err != nil {
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err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "Oops, something went wrong! :(",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return fmt.Errorf("failed to list claims: %w", err)
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}
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sb := strings.Builder{}
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sb.WriteString(fmt.Sprintf("There are currently %d claims:\n", len(claims)))
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sb.WriteString("```\n")
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sb.WriteString(formatClaimsTable(claims))
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sb.WriteString("```\n")
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: sb.String(),
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return nil
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},
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"claim": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
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if i.Type == discordgo.InteractionApplicationCommandAutocomplete {
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log.Debug().Ctx(ctx).Msg("command type interaction autocomplete")
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handleClaimAutocomplete(ctx, store, s, i)
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return nil
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}
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opts := i.ApplicationCommandData().Options
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if len(opts) != 2 {
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "`claim-type` and `name` are mandatory parameters",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return nil
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}
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claimType, err := themis.ClaimTypeFromString(opts[0].StringValue())
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if err != nil {
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: "You can only take claims of types `area`, `region` or `trade`",
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},
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})
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if err != nil {
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return fmt.Errorf("failed to respond to interaction: %w", err)
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}
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return fmt.Errorf("failed to parse claim: %w", err)
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}
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name := opts[1].StringValue()
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player := i.Member.Nick
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if player == "" {
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player = i.Member.User.Username
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}
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userId := i.Member.User.ID
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_, err = store.Claim(ctx, userId, player, name, claimType)
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if err != nil {
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conflict, ok := err.(themis.ErrConflict)
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if ok {
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sb := strings.Builder{}
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sb.WriteString("Some provinces are already claimed:\n```\n")
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for _, c := range conflict.Conflicts {
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sb.WriteString(fmt.Sprintf(" - %s\n", c))
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}
|
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sb.WriteString("```\n")
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|
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: sb.String(),
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},
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})
|
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if err != nil {
|
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return fmt.Errorf("failed to respond to interaction")
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}
|
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return nil
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}
|
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|
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
|
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Data: &discordgo.InteractionResponseData{
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Content: "failed to acquire claim :(",
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},
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})
|
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if err != nil {
|
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return fmt.Errorf("failed to respond to interaction: %w", err)
|
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}
|
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return fmt.Errorf("failed to acquire claim: %w", err)
|
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}
|
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|
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
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Type: discordgo.InteractionResponseChannelMessageWithSource,
|
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Data: &discordgo.InteractionResponseData{
|
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Content: fmt.Sprintf("Claimed %s for %s!", name, player),
|
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},
|
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})
|
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if err != nil {
|
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return fmt.Errorf("failed to respond to interaction: %w", err)
|
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}
|
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return nil
|
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},
|
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"describe-claim": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
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id := i.ApplicationCommandData().Options[0]
|
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detail, err := store.DescribeClaim(ctx, int(id.IntValue()))
|
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if err != nil {
|
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
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Type: discordgo.InteractionResponseChannelMessageWithSource,
|
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Data: &discordgo.InteractionResponseData{
|
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Content: "woops, something went wrong :(",
|
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},
|
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})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return fmt.Errorf("failed to describe claim: %w", err)
|
|
}
|
|
|
|
sb := strings.Builder{}
|
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sb.WriteString(fmt.Sprintf("#%d %s %s (%s)\n", detail.ID, detail.Name, detail.Type, detail.Player))
|
|
for _, p := range detail.Provinces {
|
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sb.WriteString(fmt.Sprintf(" - %s\n", p))
|
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}
|
|
|
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err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
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Content: sb.String(),
|
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},
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"delete-claim": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
id := i.ApplicationCommandData().Options[0]
|
|
userId := i.Member.User.ID
|
|
err := store.DeleteClaim(ctx, int(id.IntValue()), userId)
|
|
if err != nil {
|
|
msg := "Oops, something went wrong :( blame @wperron"
|
|
if errors.Is(err, themis.ErrNoSuchClaim) {
|
|
msg = fmt.Sprintf("Claim #%d not found for %s", id.IntValue(), i.Member.Nick)
|
|
}
|
|
err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: msg,
|
|
},
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
|
|
return fmt.Errorf("failed to delete claim: %w", err)
|
|
}
|
|
|
|
err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "Got it chief.",
|
|
},
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"flush": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
baggage := make(url.Values)
|
|
propagator.Inject(ctx, correlation.UrlValuesCarrier(baggage))
|
|
|
|
sb := strings.Builder{}
|
|
sb.WriteString("modal_flush")
|
|
if len(baggage) != 0 {
|
|
sb.WriteRune(':')
|
|
sb.WriteString(baggage.Encode())
|
|
}
|
|
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseModal,
|
|
Data: &discordgo.InteractionResponseData{
|
|
CustomID: sb.String(),
|
|
Title: "Are you sure?",
|
|
Components: []discordgo.MessageComponent{
|
|
discordgo.ActionsRow{
|
|
Components: []discordgo.MessageComponent{
|
|
// Note: Currently, Discord *requires* modal have at least one field present, it's not
|
|
// possible to simply have a cancel/confirm box. That is why this modal uses an old
|
|
// school [y/N] confirmation.
|
|
//
|
|
// source: https://stackoverflow.com/questions/71874810/discord-modals-without-textinputcomponent-but-a-text-and-button-only#answer-74317739
|
|
discordgo.TextInput{
|
|
CustomID: "confirmation",
|
|
Label: "Delete all claims permanently? [y/N]",
|
|
Style: discordgo.TextInputShort,
|
|
Placeholder: "",
|
|
Value: "",
|
|
Required: true,
|
|
MinLength: 1,
|
|
MaxLength: 45,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"query": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
roDB, err := sql.Open("sqlite3", fmt.Sprintf("file:%s?cache=private&mode=ro", *dbFile))
|
|
if err != nil {
|
|
return fmt.Errorf("failed to open read-only copy of database: %w", err)
|
|
}
|
|
|
|
q := i.ApplicationCommandData().Options[0].StringValue()
|
|
deadlined, cancelDeadline := context.WithTimeout(ctx, 15*time.Second)
|
|
defer cancelDeadline()
|
|
rows, err := roDB.QueryContext(deadlined, q)
|
|
if err != nil {
|
|
return fmt.Errorf("faied to exec user-provided query: %w", err)
|
|
}
|
|
|
|
fmtd, err := themis.FormatRows(ctx, rows)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to format rows: %w", err)
|
|
}
|
|
|
|
// 2000 is a magic number here, it's the character limit for a discord
|
|
// message, we're cutting slightly under that to allow the backticks
|
|
// for the monospaced block.
|
|
table := fmt.Sprintf("```\n%s\n```", fmtd[:min(len(fmtd), 1990)])
|
|
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: table,
|
|
},
|
|
}); err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to respond to interaction")
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"schedule": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
// get schedule from now to 4 mondays into the future
|
|
sched, err := store.GetSchedule(ctx, themis.NextMonday(), themis.NextMonday().Add(4*7*24*time.Hour))
|
|
if err != nil {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "failed to get schedule, check logs for more info.",
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return fmt.Errorf("failed to get schedule: %w", err)
|
|
}
|
|
|
|
sb := strings.Builder{}
|
|
keys := make([]string, 0, len(sched))
|
|
for k, abs := range sched {
|
|
for i, a := range abs {
|
|
a = fmt.Sprintf("<@%s>", a)
|
|
abs[i] = a
|
|
}
|
|
keys = append(keys, k)
|
|
}
|
|
sort.Strings(keys)
|
|
|
|
for _, d := range keys {
|
|
sb.WriteString(d + ": ")
|
|
if len(sched[d]) == 0 {
|
|
sb.WriteString("Everyone is available!\n")
|
|
} else {
|
|
sb.WriteString(themis.FormatStringSlice(sched[d]) + " won't be able to make it\n")
|
|
}
|
|
}
|
|
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: sb.String(),
|
|
},
|
|
}); err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to respond to interaction")
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"send-schedule": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
notifier.Send()
|
|
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "Done.",
|
|
},
|
|
}); err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to respond to interaction")
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
"absent": func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
var rawDate string
|
|
if len(i.ApplicationCommandData().Options) == 0 {
|
|
rawDate = themis.NextMonday().Format(time.DateOnly)
|
|
} else {
|
|
rawDate = i.ApplicationCommandData().Options[0].StringValue()
|
|
}
|
|
|
|
date, err := time.Parse(time.DateOnly, rawDate)
|
|
if err != nil {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "failed to parse provided date, make sure to use the YYYY-MM-DD format.",
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
if date.Before(time.Now()) {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "The date must be some time in the future.",
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
if date.Weekday() != time.Monday {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "The date you provided is not a Monday.",
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
// TODO(wperron) suggest Mondays before and after?
|
|
return nil
|
|
}
|
|
|
|
userId := i.Member.User.ID
|
|
if err := store.AddAbsence(ctx, date, userId); err != nil {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "something went wrong recording your absence, check logs for more info.",
|
|
},
|
|
}); err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return fmt.Errorf("failed to record absence: %w", err)
|
|
}
|
|
|
|
err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "Okey dokey.",
|
|
},
|
|
})
|
|
if err != nil {
|
|
return fmt.Errorf("failed to respond to interaction: %w", err)
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
|
|
registerHandlers(discord, handlers)
|
|
|
|
err = discord.Open()
|
|
if err != nil {
|
|
log.Fatal().Err(err).Msg("failed to open discord websocket")
|
|
}
|
|
defer discord.Close()
|
|
|
|
log.Debug().Int("count", len(commands)).Msg("registering commands via bulk overwrite")
|
|
created, err := discord.ApplicationCommandBulkOverwrite(appId, guildId, commands)
|
|
if err != nil {
|
|
log.Fatal().Err(err).Msg("failed to register commands with discord")
|
|
}
|
|
log.Info().Int("count", len(created)).Dur("startup_latency_ms", time.Since(start)).Msg("registered commands, ready to operate")
|
|
|
|
go notifier.NotifyFunc(ctx, func() {
|
|
log.Info().Msg("sending weekly reminder")
|
|
absentees, err := store.GetAbsentees(ctx, themis.NextMonday())
|
|
if err != nil {
|
|
log.Error().Err(err).Msg("failed to get absentees for next session")
|
|
return
|
|
}
|
|
|
|
for i, a := range absentees {
|
|
a = fmt.Sprintf("<@%s>", a)
|
|
absentees[i] = a
|
|
}
|
|
|
|
var msg string
|
|
var components []discordgo.MessageComponent
|
|
if len(absentees) == 0 {
|
|
msg = "Everybody can make it next Monday, see you then!"
|
|
components = []discordgo.MessageComponent{
|
|
discordgo.ActionsRow{
|
|
Components: []discordgo.MessageComponent{
|
|
discordgo.Button{
|
|
CustomID: "schedule-response",
|
|
Label: "I Can't Make It",
|
|
Style: discordgo.DangerButton,
|
|
Disabled: false,
|
|
Emoji: discordgo.ComponentEmoji{
|
|
Name: "🙁",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
} else {
|
|
msg = fmt.Sprintf("%s can't make it next Monday. :sad:", themis.FormatStringSlice(absentees))
|
|
}
|
|
|
|
_, err = discord.ChannelMessageSendComplex(channelId, &discordgo.MessageSend{
|
|
Content: msg,
|
|
Components: components,
|
|
})
|
|
if err != nil {
|
|
log.Error().Err(err).Msg("failed to send scheduled notification")
|
|
}
|
|
})
|
|
|
|
<-ctx.Done()
|
|
log.Info().Msg("context cancelled, exiting")
|
|
os.Exit(0)
|
|
}
|
|
|
|
func touchDbFile(path string) error {
|
|
log.Debug().Str("path", path).Msg("touching database file")
|
|
f, err := os.Open(path)
|
|
if err != nil {
|
|
if errors.Is(err, os.ErrNotExist) {
|
|
f, err := os.Create(path)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
f.Close()
|
|
} else {
|
|
return err
|
|
}
|
|
}
|
|
f.Close()
|
|
|
|
return nil
|
|
}
|
|
|
|
func registerHandlers(sess *discordgo.Session, handlers map[string]Handler) {
|
|
sess.AddHandler(func(s *discordgo.Session, r *discordgo.Ready) {
|
|
log.Info().Str("user_id", fmt.Sprintf("%s#%s", s.State.User.Username, s.State.User.Discriminator)).Msg("logged in")
|
|
})
|
|
sess.AddHandler(func(s *discordgo.Session, i *discordgo.InteractionCreate) {
|
|
switch i.Type {
|
|
case discordgo.InteractionApplicationCommand:
|
|
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
|
|
defer cancel()
|
|
|
|
if h, ok := handlers[i.ApplicationCommandData().Name]; ok {
|
|
withLogging(i.ApplicationCommandData().Name, h)(ctx, s, i)
|
|
}
|
|
case discordgo.InteractionModalSubmit:
|
|
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
|
|
defer cancel()
|
|
|
|
state, err := parseCustomIDState(i.ModalSubmitData().CustomID)
|
|
if err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("unexpected error occurred while parsing state from custom id, returning early.")
|
|
return
|
|
}
|
|
|
|
ctx = propagator.Extract(ctx, correlation.UrlValuesCarrier(state))
|
|
|
|
if strings.HasPrefix(i.ModalSubmitData().CustomID, "modal_flush") {
|
|
sub := i.ModalSubmitData().Components[0].(*discordgo.ActionsRow).Components[0].(*discordgo.TextInput).Value
|
|
sub = strings.ToLower(sub)
|
|
log.Debug().Ctx(ctx).Str("value", sub).Msg("flush modal submitted")
|
|
|
|
if sub == "y" || sub == "ye" || sub == "yes" {
|
|
err := store.Flush(context.Background(), i.Member.User.ID)
|
|
msg := "Flushed all claims!"
|
|
if err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to flush claims")
|
|
msg = "failed to flush claims from database"
|
|
}
|
|
|
|
err = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: msg,
|
|
},
|
|
})
|
|
if err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to respond to interaction")
|
|
}
|
|
return
|
|
}
|
|
|
|
err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "Aborted...",
|
|
},
|
|
})
|
|
if err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("failed to respond to interaction")
|
|
}
|
|
return
|
|
}
|
|
case discordgo.InteractionMessageComponent:
|
|
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
|
|
defer cancel()
|
|
|
|
state, err := parseCustomIDState(i.MessageComponentData().CustomID)
|
|
if err != nil {
|
|
log.Error().Ctx(ctx).Err(err).Msg("unexpected error occured while parsing state from custom id, returning early.")
|
|
return
|
|
}
|
|
|
|
ctx = propagator.Extract(ctx, correlation.UrlValuesCarrier(state))
|
|
|
|
switch i.MessageComponentData().CustomID {
|
|
case "schedule-response":
|
|
userId := i.Member.User.ID
|
|
log.Info().Ctx(ctx).Str("message_component", "schedule-response").Str("userid", userId).Msg("handling message component interaction")
|
|
|
|
if err := store.AddAbsence(context.TODO(), themis.NextMonday(), userId); err != nil {
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: "something went wrong recording your absence, check logs for more info.",
|
|
},
|
|
}); err != nil {
|
|
log.Error().Err(err).Msg("failed to respond to interaction")
|
|
}
|
|
return
|
|
}
|
|
|
|
err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionResponseChannelMessageWithSource,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Content: fmt.Sprintf("Looks like <@%s> can't make it after all.", userId),
|
|
},
|
|
})
|
|
if err != nil {
|
|
log.Error().Err(err).Msg("failed to respond to interaction")
|
|
}
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
const TABLE_PATTERN = "| %-*s | %-*s | %-*s | %-*s |\n"
|
|
|
|
func formatClaimsTable(claims []themis.Claim) string {
|
|
sb := strings.Builder{}
|
|
maxLengths := []int{2, 6, 4, 4} // id, player, type, name
|
|
for _, c := range claims {
|
|
sid := strconv.Itoa(c.ID)
|
|
if len(sid) > maxLengths[0] {
|
|
maxLengths[0] = len(sid)
|
|
}
|
|
if len(c.Player) > maxLengths[1] {
|
|
maxLengths[1] = len(c.Player)
|
|
}
|
|
// The raw claim value is different from the formatted string
|
|
strType := c.Type.String()
|
|
if len(strType) > maxLengths[2] {
|
|
maxLengths[2] = len(strType)
|
|
}
|
|
if len(c.Name) > maxLengths[3] {
|
|
maxLengths[3] = len(c.Name)
|
|
}
|
|
}
|
|
|
|
sb.WriteString(fmt.Sprintf(TABLE_PATTERN, maxLengths[0], "ID", maxLengths[1], "Player", maxLengths[2], "Type", maxLengths[3], "Name"))
|
|
sb.WriteString(fmt.Sprintf(TABLE_PATTERN, maxLengths[0], strings.Repeat("-", maxLengths[0]), maxLengths[1], strings.Repeat("-", maxLengths[1]), maxLengths[2], strings.Repeat("-", maxLengths[2]), maxLengths[3], strings.Repeat("-", maxLengths[3])))
|
|
for _, c := range claims {
|
|
sb.WriteString(fmt.Sprintf(TABLE_PATTERN, maxLengths[0], strconv.Itoa(c.ID), maxLengths[1], c.Player, maxLengths[2], c.Type, maxLengths[3], c.Name))
|
|
}
|
|
return sb.String()
|
|
}
|
|
|
|
func handleClaimAutocomplete(ctx context.Context, store *themis.Store, s *discordgo.Session, i *discordgo.InteractionCreate) {
|
|
log.Debug().Msg("getting autocomplete data for claim")
|
|
opts := i.ApplicationCommandData().Options
|
|
claimType, err := themis.ClaimTypeFromString(opts[0].StringValue())
|
|
if err != nil {
|
|
log.Error().Err(err).Msg("failed to parse claim type")
|
|
return
|
|
}
|
|
|
|
availability, err := store.ListAvailability(ctx, claimType, opts[1].StringValue())
|
|
if err != nil {
|
|
log.Error().Err(err).Msg("failed to list availabilities")
|
|
return
|
|
}
|
|
|
|
choices := make([]*discordgo.ApplicationCommandOptionChoice, 0, len(availability))
|
|
for _, s := range availability {
|
|
choices = append(choices, &discordgo.ApplicationCommandOptionChoice{
|
|
Name: s,
|
|
Value: s,
|
|
})
|
|
}
|
|
|
|
log.Debug().Int("len", len(choices)).Msg("found autocomplete suggestions")
|
|
|
|
if err := s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
|
|
Type: discordgo.InteractionApplicationCommandAutocompleteResult,
|
|
Data: &discordgo.InteractionResponseData{
|
|
Choices: choices[:min(len(choices), 25)],
|
|
},
|
|
}); err != nil {
|
|
log.Error().Err(err).Msg("failed to respond to interaction")
|
|
}
|
|
}
|
|
|
|
func serve(address string) error {
|
|
http.Handle("/health", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
w.Write([]byte("OK")) //nolint:errcheck // this is expected to always work, 'trust me bro' guaranteed
|
|
}))
|
|
|
|
return http.ListenAndServe(address, nil)
|
|
}
|
|
|
|
func withLogging(name string, h Handler) Handler {
|
|
return func(ctx context.Context, s *discordgo.Session, i *discordgo.InteractionCreate) error {
|
|
ctx, span := tracer.Start(ctx, "discord-command")
|
|
defer span.End()
|
|
|
|
start := time.Now()
|
|
logCommandInvocation(ctx, name, s, i)
|
|
err := h(ctx, s, i)
|
|
debugCommandCompletion(ctx, name, time.Since(start), err, s, i)
|
|
return nil
|
|
}
|
|
}
|
|
|
|
func logCommandInvocation(ctx context.Context, name string, s *discordgo.Session, i *discordgo.InteractionCreate) {
|
|
span := trace.SpanFromContext(ctx)
|
|
span.SetAttributes(
|
|
attribute.String("user_id", i.Member.User.ID),
|
|
attribute.String("username", i.Member.User.Username),
|
|
attribute.String("command_name", name),
|
|
)
|
|
|
|
for _, o := range i.ApplicationCommandData().Options {
|
|
switch o.Type {
|
|
case discordgo.ApplicationCommandOptionSubCommand, discordgo.ApplicationCommandOptionSubCommandGroup:
|
|
panic("unreachable")
|
|
case discordgo.ApplicationCommandOptionString:
|
|
span.SetAttributes(attribute.String(fmt.Sprintf("command_option.%s", o.Name), o.StringValue()))
|
|
case discordgo.ApplicationCommandOptionInteger:
|
|
span.SetAttributes(attribute.Int64(fmt.Sprintf("command_option.%s", o.Name), o.IntValue()))
|
|
case discordgo.ApplicationCommandOptionBoolean:
|
|
span.SetAttributes(attribute.Bool(fmt.Sprintf("command_option.%s", o.Name), o.BoolValue()))
|
|
default:
|
|
span.SetAttributes(attribute.String(fmt.Sprintf("command_option.%s", o.Name), "unsupported_type"))
|
|
}
|
|
}
|
|
|
|
log.Info().Ctx(ctx).Msg("command invoked")
|
|
}
|
|
|
|
func debugCommandCompletion(ctx context.Context, name string, dur time.Duration, err error, s *discordgo.Session, i *discordgo.InteractionCreate) {
|
|
span := trace.SpanFromContext(ctx)
|
|
if err != nil {
|
|
span.SetStatus(codes.Error, err.Error())
|
|
}
|
|
log.Info().Ctx(ctx).Dur("latency_ms", dur).Msg("command completed")
|
|
}
|
|
|
|
func min(a, b int) int {
|
|
if a < b {
|
|
return a
|
|
}
|
|
return b
|
|
}
|
|
|
|
func parseCustomIDState(qs string) (url.Values, error) {
|
|
parts := strings.Split(qs, ":")
|
|
if len(parts) == 1 {
|
|
return make(url.Values), nil
|
|
}
|
|
|
|
v, err := url.ParseQuery(parts[1])
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
func initTracing(db *sql.DB) {
|
|
res, err := resource.New(context.TODO(),
|
|
resource.WithHost(),
|
|
resource.WithOS(),
|
|
resource.WithProcess(),
|
|
resource.WithTelemetrySDK(),
|
|
)
|
|
|
|
ex, err := sqliteexporter.NewSqliteSDKTraceExporterWithDB(db)
|
|
if err != nil {
|
|
panic("not implemented")
|
|
}
|
|
|
|
tp := sdktrace.NewTracerProvider(
|
|
sdktrace.WithBatcher(ex, sdktrace.WithExportTimeout(time.Second)),
|
|
sdktrace.WithResource(res),
|
|
)
|
|
|
|
otel.SetTracerProvider(tp)
|
|
tracer = tp.Tracer("themis")
|
|
}
|