83 lines
2.9 KiB
Go
83 lines
2.9 KiB
Go
/*
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* owobot - The coolest Discord bot ever written
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* Copyright (C) 2023 owobot Contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package util
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import (
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"fmt"
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"time"
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"github.com/bwmarrin/discordgo"
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"go.elara.ws/logger/log"
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)
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// Pointer returns a pointer to v. This is useful
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// for creating pointers to literal values, as Go doesn't
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// allow that by default.
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func Pointer[T any](v T) *T {
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return &v
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}
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// FormatJucheTime formats the given time in Juche calendar format,
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// using pyongyang time if it's available, and otherwise UTC.
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func FormatJucheTime(t time.Time) string {
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tz, err := time.LoadLocation("Asia/Pyongyang")
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if err != nil {
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tz = time.UTC
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}
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t = t.In(tz)
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return fmt.Sprintf("%02d:%02d %02d-%02d Juche %d", t.Hour(), t.Minute(), t.Day(), t.Month(), t.Year()-1911)
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}
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// RespondEphemeral responds to an interaction with an ephemeral message.
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func RespondEphemeral(s *discordgo.Session, i *discordgo.Interaction, content string) error {
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return s.InteractionRespond(i, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Flags: discordgo.MessageFlagsEphemeral,
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Content: content,
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},
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})
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}
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// Respond responds to an interaction with a message.
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func Respond(s *discordgo.Session, i *discordgo.Interaction, content string) error {
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return s.InteractionRespond(i, &discordgo.InteractionResponse{
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Type: discordgo.InteractionResponseChannelMessageWithSource,
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Data: &discordgo.InteractionResponseData{
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Content: content,
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},
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})
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}
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// InteractionErrorHandler takes an InteractionCreate event handler that returns an error,
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// and returns a regular handler that handles any error by responding with an ephemeral
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// message and logging to stderr.
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func InteractionErrorHandler(name string, fn func(s *discordgo.Session, i *discordgo.InteractionCreate) error) func(s *discordgo.Session, i *discordgo.InteractionCreate) {
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return func(s *discordgo.Session, i *discordgo.InteractionCreate) {
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err := fn(s, i)
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if err != nil {
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log.Warn("Error in interaction handler").Str("name", name).Err(err).Send()
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err = RespondEphemeral(s, i.Interaction, "ERROR: "+err.Error())
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if err != nil {
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log.Warn("Error responding with error").Err(err).Send()
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}
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}
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}
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}
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