import { describe, expect, it } from "vitest";
import {
  buildAgentHookContextChannelFields,
  resolveAgentHookChannelId,
} from "./hook-agent-context.js";

describe("resolveAgentHookChannelId", () => {
  it("derives the conversation id from channel session keys", () => {
    expect(
      resolveAgentHookChannelId({
        sessionKey: "agent:main:discord:channel:1472750640760623226",
        messageChannel: "discord",
        messageProvider: "discord",
        currentChannelId: "channel:1472750640760623226",
      }),
    ).toBe("1472750640760623226");
  });

  it("uses target metadata when the session key is not a channel conversation", () => {
    expect(
      resolveAgentHookChannelId({
        sessionKey: "agent:main:main",
        messageProvider: "telegram",
        currentChannelId: "telegram:-1003841603622",
      }),
    ).toBe("-1003841603622");
  });

  it("uses prefixed message targets before falling back to the provider", () => {
    expect(
      resolveAgentHookChannelId({
        messageChannel: "channel:1472750640760623226",
        messageProvider: "discord",
      }),
    ).toBe("1472750640760623226");
  });

  it("falls back to legacy channel/provider values when no conversation id is available", () => {
    expect(
      resolveAgentHookChannelId({
        messageChannel: "discord",
        messageProvider: "discord",
      }),
    ).toBe("discord");
  });
});

describe("buildAgentHookContextChannelFields", () => {
  it("keeps provider and conversation id separate", () => {
    expect(
      buildAgentHookContextChannelFields({
        sessionKey: "agent:main:discord:channel:c1",
        messageChannel: "discord",
        messageProvider: "discord",
      }),
    ).toEqual({
      messageProvider: "discord",
      channelId: "c1",
    });
  });
});