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87fc763 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | export function normalizeMattermostMessagingTarget(raw: string): string | undefined {
const trimmed = raw.trim();
if (!trimmed) {
return undefined;
}
const lower = trimmed.toLowerCase();
if (lower.startsWith("channel:")) {
const id = trimmed.slice("channel:".length).trim();
return id ? `channel:${id}` : undefined;
}
if (lower.startsWith("group:")) {
const id = trimmed.slice("group:".length).trim();
return id ? `channel:${id}` : undefined;
}
if (lower.startsWith("user:")) {
const id = trimmed.slice("user:".length).trim();
return id ? `user:${id}` : undefined;
}
if (lower.startsWith("mattermost:")) {
const id = trimmed.slice("mattermost:".length).trim();
return id ? `user:${id}` : undefined;
}
if (trimmed.startsWith("@")) {
const id = trimmed.slice(1).trim();
return id ? `@${id}` : undefined;
}
if (trimmed.startsWith("#")) {
const id = trimmed.slice(1).trim();
return id ? `channel:${id}` : undefined;
}
return `channel:${trimmed}`;
}
export function looksLikeMattermostTargetId(raw: string): boolean {
const trimmed = raw.trim();
if (!trimmed) {
return false;
}
if (/^(user|channel|group|mattermost):/i.test(trimmed)) {
return true;
}
if (/^[@#]/.test(trimmed)) {
return true;
}
return /^[a-z0-9]{8,}$/i.test(trimmed);
}
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