Tulir Asokan
76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
// mautrix-telegram - A Matrix-Telegram puppeting bridge.
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// Copyright (C) 2025 Sumner Evans
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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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package emojis
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import (
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_ "embed"
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"encoding/json"
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"fmt"
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"sync"
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"go.mau.fi/util/exstrings"
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"maunium.net/go/mautrix/bridgev2/networkid"
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"maunium.net/go/mautrix/id"
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"go.mau.fi/mautrix-telegram/pkg/connector/ids"
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)
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//go:embed unicodemojipack.json
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var unicodemojiPackJSON string
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var initOnce sync.Once
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var unicodemojiPack = map[string]int64{}
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var reverseUnicodemojiPack = map[int64]string{}
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func doInit() {
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if err := json.Unmarshal(exstrings.UnsafeBytes(unicodemojiPackJSON), &unicodemojiPack); err != nil {
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panic(fmt.Errorf("Failed to unmarshal unicodemojipack: %w", err))
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}
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for k, v := range unicodemojiPack {
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reverseUnicodemojiPack[v] = k
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}
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}
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// ConvertKnownEmojis converts known document IDs from the unicode emoji pack
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// to the corresponding unicode string and returns the remaining IDs.
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func ConvertKnownEmojis(emojiIDs []int64) (result map[networkid.EmojiID]EmojiInfo, remaining []int64) {
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initOnce.Do(doInit)
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result = map[networkid.EmojiID]EmojiInfo{}
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for _, e := range emojiIDs {
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if v, ok := reverseUnicodemojiPack[e]; ok {
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result[ids.MakeEmojiIDFromDocumentID(e)] = EmojiInfo{Emoji: v}
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} else {
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remaining = append(remaining, e)
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}
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}
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return
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}
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func GetEmojiDocumentID(emoji string) (int64, bool) {
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initOnce.Do(doInit)
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id, ok := unicodemojiPack[emoji]
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return id, ok
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}
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// EmojiInfo contains information about an emoji.
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type EmojiInfo struct {
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Emoji string
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DocumentID int64
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EmojiURI id.ContentURIString
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}
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