39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
export function normalizeMattermostMessagingTarget(raw: string): string | undefined {
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const trimmed = raw.trim();
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if (!trimmed) return undefined;
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const lower = trimmed.toLowerCase();
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if (lower.startsWith("channel:")) {
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const id = trimmed.slice("channel:".length).trim();
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return id ? `channel:${id}` : undefined;
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}
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if (lower.startsWith("group:")) {
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const id = trimmed.slice("group:".length).trim();
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return id ? `channel:${id}` : undefined;
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}
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if (lower.startsWith("user:")) {
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const id = trimmed.slice("user:".length).trim();
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return id ? `user:${id}` : undefined;
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}
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if (lower.startsWith("mattermost:")) {
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const id = trimmed.slice("mattermost:".length).trim();
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return id ? `user:${id}` : undefined;
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}
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if (trimmed.startsWith("@")) {
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const id = trimmed.slice(1).trim();
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return id ? `@${id}` : undefined;
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}
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if (trimmed.startsWith("#")) {
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const id = trimmed.slice(1).trim();
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return id ? `channel:${id}` : undefined;
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}
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return `channel:${trimmed}`;
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}
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export function looksLikeMattermostTargetId(raw: string): boolean {
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const trimmed = raw.trim();
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if (!trimmed) return false;
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if (/^(user|channel|group|mattermost):/i.test(trimmed)) return true;
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if (/^[@#]/.test(trimmed)) return true;
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return /^[a-z0-9]{8,}$/i.test(trimmed);
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}
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