import { describe, expect, test } from "bun:test";
import {
  buildBotShareResponse,
  hasValidShareBotBearer,
  rejectSuppliedBotProfile,
  resolveBotSenderProfile,
} from "@/lib/share/bot";

describe("share bot contract", () => {
  test("requires an exact bearer secret", () => {
    expect(hasValidShareBotBearer(null, "secret")).toBeFalse();
    expect(hasValidShareBotBearer("Basic secret", "secret")).toBeFalse();
    expect(hasValidShareBotBearer("Bearer wrong", "secret")).toBeFalse();
    expect(hasValidShareBotBearer("Bearer secret", "secret")).toBeTrue();
  });

  test("rejects request-provided identity snapshots", () => {
    const formData = new FormData();
    formData.set("displayName", "Untrusted name");
    expect(() => rejectSuppliedBotProfile(formData)).toThrow("must not be supplied");
  });

  test("distinguishes an invalid guild sender from lookup downtime", async () => {
    await expect(
      resolveBotSenderProfile("1", async () => null),
    ).rejects.toMatchObject({ status: 422 });
    await expect(
      resolveBotSenderProfile("1", async () => {
        throw new Error("Discord unavailable");
      }),
    ).rejects.toMatchObject({ status: 503 });
  });

  test("returns the documented successful response shape", () => {
    expect(
      buildBotShareResponse({
        baseUrl: "https://example.com",
        share: {
          id: "a1b2c3d4",
          createdAt: new Date("2026-08-16T00:00:00.000Z"),
        },
        displayName: "Example User",
        avatarUrl: "https://cdn.discordapp.com/avatar.png",
        imagePath: "/api/cdn/image-1",
      }),
    ).toEqual({
      success: true,
      share: {
        id: "a1b2c3d4",
        url: "https://example.com/share/a1b2c3d4",
        author: {
          displayName: "Example User",
          avatarUrl: "https://cdn.discordapp.com/avatar.png",
        },
        imageUrl: "https://example.com/api/cdn/image-1",
        createdAt: "2026-08-16T00:00:00.000Z",
      },
    });
  });
});