27 lines
811 B
TypeScript
27 lines
811 B
TypeScript
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export type Channel = {
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id: string;
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name: string;
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memberIds: string[];
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};
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const KEY = "lazyboy.channels";
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export function readChannels(): Channel[] {
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try {
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const parsed = JSON.parse(localStorage.getItem(KEY) || "[]") as unknown;
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if (!Array.isArray(parsed)) return [];
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return parsed.flatMap((row) => {
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if (!row || typeof row !== "object") return [];
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const item = row as Partial<Channel>;
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if (typeof item.id !== "string" || typeof item.name !== "string" || !Array.isArray(item.memberIds)) return [];
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return [{ id: item.id, name: item.name, memberIds: item.memberIds.filter((id) => typeof id === "string") }];
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});
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} catch {
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return [];
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}
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}
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export function writeChannels(channels: Channel[]): void {
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localStorage.setItem(KEY, JSON.stringify(channels));
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}
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