Add remind module
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7
go.mod
7
go.mod
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@ -2,10 +2,13 @@ module git.fromouter.space/crunchy-rocks/clessy-ng
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go 1.18
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require git.fromouter.space/hamcha/tg v0.1.0
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require (
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git.fromouter.space/hamcha/tg v0.1.0
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git.sr.ht/~hamcha/containers v0.0.3
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github.com/json-iterator/go v1.1.12
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)
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require (
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github.com/json-iterator/go v1.1.12 // indirect
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github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
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github.com/modern-go/reflect2 v1.0.2 // indirect
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)
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2
go.sum
2
go.sum
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@ -1,5 +1,7 @@
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git.fromouter.space/hamcha/tg v0.1.0 h1:cJwL8pElkBtaDn7Bxa14zvlnBTTK8LdcCtcbBg7hEvk=
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git.fromouter.space/hamcha/tg v0.1.0/go.mod h1:aIFj7n5FP+Zr/Zv6I6Kq4ZqhRxC12gXFQcC3iOakv9M=
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git.sr.ht/~hamcha/containers v0.0.3 h1:obG9X8s5iOIahVe+EGpkBDYmUAO78oTi9Y9gRurt334=
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git.sr.ht/~hamcha/containers v0.0.3/go.mod h1:RiZphUpy9t6EnL4Gf6uzByM9QrBoqRCEPo7kz2wzbhE=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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2
main.go
2
main.go
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@ -10,6 +10,7 @@ import (
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"git.fromouter.space/crunchy-rocks/clessy-ng/modules/macro"
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"git.fromouter.space/crunchy-rocks/clessy-ng/modules/metafora"
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"git.fromouter.space/crunchy-rocks/clessy-ng/modules/proverbio"
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"git.fromouter.space/crunchy-rocks/clessy-ng/modules/remind"
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"git.fromouter.space/hamcha/tg"
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)
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@ -18,6 +19,7 @@ var mods = map[string]modules.Module{
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"metafora": &metafora.Module{},
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"proverbio": &proverbio.Module{},
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"macro": ¯o.Module{},
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"remind": &remind.Module{},
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}
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func checkErr(err error, message string, args ...interface{}) {
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@ -0,0 +1,322 @@
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package remind
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import (
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"encoding/json"
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"errors"
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"fmt"
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"log"
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"os"
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"strconv"
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"strings"
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"time"
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"unicode"
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"git.fromouter.space/crunchy-rocks/clessy-ng/utils"
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"git.fromouter.space/hamcha/tg"
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"git.sr.ht/~hamcha/containers"
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jsoniter "github.com/json-iterator/go"
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)
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type Reminder struct {
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TargetID int64
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When int64
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Text string
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Reference *ReminderReference
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}
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type ReminderReference struct {
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Chat int64
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Message int64
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}
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var remindPath string
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const reminderMaxDuration = time.Hour * 24 * 30 * 3
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var defaultLocation *time.Location = nil
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var pending = containers.NewRWSyncMap[string, Reminder]()
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type Module struct {
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client *tg.Telegram
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name string
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}
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func (m *Module) Initialize(api *tg.Telegram, name string) error {
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m.client = api
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m.name = name
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var err error
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defaultLocation, err = time.LoadLocation("Europe/Rome")
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if err != nil {
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log.Fatalf("[remind] Something is really wrong: %s\n", err.Error())
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return err
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}
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file, err := os.Open(remindPath)
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if err != nil {
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if !errors.Is(err, os.ErrNotExist) {
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return err
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}
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log.Println("[remind] WARN: Reminder file not found, no reminders loaded")
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return nil
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}
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defer file.Close()
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var reminders map[string]Reminder
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err = jsoniter.ConfigFastest.NewDecoder(file).Decode(&reminders)
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if err != nil {
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log.Println("[remind] WARN: Could not load pending reminders (malformed or unreadable file): " + err.Error())
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return err
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}
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for id, reminder := range reminders {
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pending.SetKey(id, reminder)
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go m.schedule(id)
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}
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log.Printf("[remind] Loaded %d pending reminders from %s\n", len(reminders), remindPath)
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return nil
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}
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func (m *Module) OnUpdate(update tg.APIUpdate) {
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// Not a message? Ignore
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if update.Message == nil {
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return
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}
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message := *update.Message
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if utils.IsCommand(message, m.name, "ricordami") {
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// Supported formats:
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// Xs/m/h/d => in X seconds/minutes/hours/days
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// HH:MM => at HH:MM (24 hour format)
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// HH:MM:SS => at HH:MM:SS (24 hour format)
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// dd/mm/yyyy => same hour, specific date
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// dd/mm/yyyy-HH:MM => specific hour, specific dat
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// dd/mm/yyyy-HH:MM:SS => specific hour, specific date
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parts := strings.SplitN(*message.Text, " ", 3)
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// Little hack to allow text-less reminders with replies
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if len(parts) == 2 && message.ReplyTo != nil {
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parts = append(parts, "")
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}
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if len(parts) < 3 {
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: "<b>Sintassi</b>\n/ricordami <i>[quando]</i> Messaggio\n\n<b>Formati supportati per [quando]</b>:\n 10s 10m 10h 10d (secondi/minuti/ore/giorni)\n 13:20 15:55:01 (ora dello stesso giorno, formato 24h)\n 11/02/2099 11/02/2099-11:20:01 (giorno diverso, stessa ora [1] o specifica [2])",
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ReplyID: &message.MessageID,
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})
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return
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}
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format := parts[1]
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remindText := parts[2]
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loc := defaultLocation
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/*TODO REDO
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if uloc, ok := tzlocs[update.User.UserID]; ok {
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loc = uloc
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}
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*/
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timestamp, err := parseDuration(format, loc)
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if err != nil {
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: err.Error(),
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ReplyID: &message.MessageID,
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})
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return
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}
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id := strconv.FormatInt(message.Chat.ChatID, 36) + "-" + strconv.FormatInt(message.MessageID, 36)
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reminder := Reminder{
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TargetID: message.User.UserID,
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When: timestamp.Unix(),
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Text: remindText,
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}
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if message.ReplyTo != nil {
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reminder.Reference = &ReminderReference{
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Chat: message.Chat.ChatID,
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Message: message.ReplyTo.MessageID,
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}
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}
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pending.SetKey(id, reminder)
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save()
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go m.schedule(id)
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whenday := "più tardi"
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_, todaym, todayd := time.Now().Date()
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_, targetm, targetd := timestamp.Date()
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if todaym != targetm || todayd != targetd {
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whenday = "il " + timestamp.In(loc).Format("2/1")
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}
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whentime := "alle " + timestamp.In(loc).Format("15:04:05")
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: "Ok, vedrò di avvisarti " + whenday + " " + whentime,
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ReplyID: &message.MessageID,
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})
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return
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}
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if utils.IsCommand(message, m.name, "reminders") {
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// Should only work in private chats
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if message.Chat.Type != tg.ChatTypePrivate {
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: "Per favore chiedimi in privato dei reminder",
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ReplyID: &message.MessageID,
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})
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return
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}
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useritems := []Reminder{}
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for _, reminder := range pending.Copy() {
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if reminder.TargetID == message.User.UserID {
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useritems = append(useritems, reminder)
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}
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}
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if len(useritems) == 0 {
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: "Non ci sono reminder in coda per te",
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ReplyID: &message.MessageID,
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})
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} else {
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: message.Chat.ChatID,
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Text: fmt.Sprintf("Ci sono <b>%d</b> reminder in coda per te", len(useritems)),
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ReplyID: &message.MessageID,
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})
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}
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}
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}
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func (m *Module) schedule(id string) {
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// Get reminder
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r := pending.GetKey(id)
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remaining := r.When - time.Now().Unix()
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if remaining > 0 {
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// Wait remaining time
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time.Sleep(time.Second * time.Duration(remaining))
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}
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// Remind!
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m.client.SendTextMessage(tg.ClientTextMessageData{
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ChatID: r.TargetID,
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Text: "<b>Heyla! Mi avevi chiesto di ricordarti questo:</b>\n" + r.Text,
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ReplyID: nil,
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})
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if r.Reference != nil {
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m.client.ForwardMessage(tg.ClientForwardMessageData{
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ChatID: r.TargetID,
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FromChatID: r.Reference.Chat,
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MessageID: r.Reference.Message,
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})
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}
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// Delete reminder from pending list and save list to disk
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pending.DeleteKey(id)
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save()
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}
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func save() {
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file, err := os.Create(remindPath)
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if err != nil {
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log.Println("[remind] WARN: Could not open pending reminders file: " + err.Error())
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return
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}
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err = json.NewEncoder(file).Encode(pending)
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if err != nil {
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log.Println("[remind] WARN: Could not save pending reminders into file: " + err.Error())
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}
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}
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func isSscanfValid(n int, err error) bool {
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return err == nil
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}
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func scanMixedDelay(str string) (bool, time.Time, error) {
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remaining := str
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now := time.Now()
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num := 0
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sep := ' '
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for len(remaining) > 1 {
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_, err := fmt.Sscanf(remaining, "%d%c", &num, &sep)
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if err != nil {
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return false, now, err
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}
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dur := time.Duration(num)
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switch unicode.ToLower(sep) {
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case 's':
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dur *= time.Second
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case 'm':
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dur *= time.Minute
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case 'h':
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dur *= time.Hour
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case 'd':
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dur *= time.Hour * 24
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default:
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return true, now, fmt.Errorf("La durata ha una unità che non conosco, usa una di queste: s (secondi) m (minuti) h (ore) d (giorni)")
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}
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return true, now.Add(dur), nil
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}
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/* TO FIX
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now = now.Add(dur)
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remaining = remaining[scanned:]
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}
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return true, now, nil
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*/
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return false, now, nil
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}
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func parseDuration(date string, loc *time.Location) (time.Time, error) {
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now := time.Now().In(loc)
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hour := now.Hour()
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min := now.Minute()
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sec := now.Second()
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day := now.Day()
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month := now.Month()
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year := now.Year()
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dayunspecified := false
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isDurationFmt, duration, err := scanMixedDelay(date)
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switch {
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case isSscanfValid(fmt.Sscanf(date, "%d/%d/%d-%d:%d:%d", &day, &month, &year, &hour, &min, &sec)):
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case isSscanfValid(fmt.Sscanf(date, "%d/%d/%d-%d:%d", &day, &month, &year, &hour, &min)):
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sec = 0
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case isSscanfValid(fmt.Sscanf(date, "%d/%d/%d", &day, &month, &year)):
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hour = now.Hour()
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min = now.Minute()
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sec = now.Second()
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case isSscanfValid(fmt.Sscanf(date, "%d:%d:%d", &hour, &min, &sec)):
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day = now.Day()
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month = now.Month()
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year = now.Year()
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dayunspecified = true
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case isSscanfValid(fmt.Sscanf(date, "%d:%d", &hour, &min)):
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day = now.Day()
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month = now.Month()
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year = now.Year()
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sec = 0
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dayunspecified = true
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case isDurationFmt:
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return duration, err
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default:
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return now, fmt.Errorf("Non capisco quando dovrei ricordartelo!")
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}
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targetDate := time.Date(year, month, day, hour, min, sec, 0, loc)
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if targetDate.Before(now) {
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// If day was not specified assume tomorrow
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if dayunspecified {
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targetDate = targetDate.Add(time.Hour * 24)
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} else {
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return now, fmt.Errorf("Non posso ricordarti cose nel passato!")
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}
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}
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if targetDate.After(now.Add(reminderMaxDuration)) {
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return now, fmt.Errorf("Non credo riuscirei a ricordarmi qualcosa per così tanto")
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}
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return targetDate, nil
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}
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