zetaloop
34 lines
890 B
TypeScript
34 lines
890 B
TypeScript
export async function getFileById(fileId: string): Promise<Blob> {
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const res = await fetch(`/api/v1/files/${encodeURIComponent(fileId)}`)
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if (res.ok) return await res.blob()
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const text = await res.text()
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let json: unknown = null
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if (text) {
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try {
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json = JSON.parse(text) as unknown
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} catch {
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json = null
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}
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}
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const maybeObj = (typeof json === "object" && json !== null ? json : null) as {
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code?: unknown
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message?: unknown
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msg?: unknown
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} | null
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const code = (typeof maybeObj?.code === "number" ? maybeObj.code : res.status) as number
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const msg =
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typeof maybeObj?.message === "string"
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? maybeObj.message
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: typeof maybeObj?.msg === "string"
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? maybeObj.msg
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: text || res.statusText || "Request failed"
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if (res.status === 401 || code === 401) throw new Error("UNAUTHORIZED")
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throw { code, msg }
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}
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