import { randomUUID } from "node:crypto";
import { afterAll, afterEach, beforeAll, describe, expect, it } from "vitest";
import {
  activityLog,
  agents,
  companies,
  createDb,
  issueComments,
  issues,
} from "@paperclipai/db";
import {
  getEmbeddedPostgresTestSupport,
  startEmbeddedPostgresTestDatabase,
} from "./helpers/embedded-postgres.js";
import { issueService } from "../services/issues.ts";

const embeddedPostgresSupport = await getEmbeddedPostgresTestSupport();
const describeEmbeddedPostgres = embeddedPostgresSupport.supported ? describe : describe.skip;

if (!embeddedPostgresSupport.supported) {
  console.warn(
    `Skipping embedded Postgres issue service tests on this host: ${embeddedPostgresSupport.reason ?? "unsupported environment"}`,
  );
}

describeEmbeddedPostgres("issueService.list participantAgentId", () => {
  let db!: ReturnType<typeof createDb>;
  let svc!: ReturnType<typeof issueService>;
  let tempDb: Awaited<ReturnType<typeof startEmbeddedPostgresTestDatabase>> | null = null;

  beforeAll(async () => {
    tempDb = await startEmbeddedPostgresTestDatabase("paperclip-issues-service-");
    db = createDb(tempDb.connectionString);
    svc = issueService(db);
  }, 20_000);

  afterEach(async () => {
    await db.delete(issueComments);
    await db.delete(activityLog);
    await db.delete(issues);
    await db.delete(agents);
    await db.delete(companies);
  });

  afterAll(async () => {
    await tempDb?.cleanup();
  });

  it("returns issues an agent participated in across the supported signals", async () => {
    const companyId = randomUUID();
    const agentId = randomUUID();
    const otherAgentId = randomUUID();

    await db.insert(companies).values({
      id: companyId,
      name: "Paperclip",
      issuePrefix: `T${companyId.replace(/-/g, "").slice(0, 6).toUpperCase()}`,
      requireBoardApprovalForNewAgents: false,
    });

    await db.insert(agents).values([
      {
        id: agentId,
        companyId,
        name: "CodexCoder",
        role: "engineer",
        status: "active",
        adapterType: "codex_local",
        adapterConfig: {},
        runtimeConfig: {},
        permissions: {},
      },
      {
        id: otherAgentId,
        companyId,
        name: "OtherAgent",
        role: "engineer",
        status: "active",
        adapterType: "codex_local",
        adapterConfig: {},
        runtimeConfig: {},
        permissions: {},
      },
    ]);

    const assignedIssueId = randomUUID();
    const createdIssueId = randomUUID();
    const commentedIssueId = randomUUID();
    const activityIssueId = randomUUID();
    const excludedIssueId = randomUUID();

    await db.insert(issues).values([
      {
        id: assignedIssueId,
        companyId,
        title: "Assigned issue",
        status: "todo",
        priority: "medium",
        assigneeAgentId: agentId,
        createdByAgentId: otherAgentId,
      },
      {
        id: createdIssueId,
        companyId,
        title: "Created issue",
        status: "todo",
        priority: "medium",
        createdByAgentId: agentId,
      },
      {
        id: commentedIssueId,
        companyId,
        title: "Commented issue",
        status: "todo",
        priority: "medium",
        createdByAgentId: otherAgentId,
      },
      {
        id: activityIssueId,
        companyId,
        title: "Activity issue",
        status: "todo",
        priority: "medium",
        createdByAgentId: otherAgentId,
      },
      {
        id: excludedIssueId,
        companyId,
        title: "Excluded issue",
        status: "todo",
        priority: "medium",
        createdByAgentId: otherAgentId,
        assigneeAgentId: otherAgentId,
      },
    ]);

    await db.insert(issueComments).values({
      companyId,
      issueId: commentedIssueId,
      authorAgentId: agentId,
      body: "Investigating this issue.",
    });

    await db.insert(activityLog).values({
      companyId,
      actorType: "agent",
      actorId: agentId,
      action: "issue.updated",
      entityType: "issue",
      entityId: activityIssueId,
      agentId,
      details: { changed: true },
    });

    const result = await svc.list(companyId, { participantAgentId: agentId });
    const resultIds = new Set(result.map((issue) => issue.id));

    expect(resultIds).toEqual(new Set([
      assignedIssueId,
      createdIssueId,
      commentedIssueId,
      activityIssueId,
    ]));
    expect(resultIds.has(excludedIssueId)).toBe(false);
  });

  it("combines participation filtering with search", async () => {
    const companyId = randomUUID();
    const agentId = randomUUID();

    await db.insert(companies).values({
      id: companyId,
      name: "Paperclip",
      issuePrefix: `T${companyId.replace(/-/g, "").slice(0, 6).toUpperCase()}`,
      requireBoardApprovalForNewAgents: false,
    });

    await db.insert(agents).values({
      id: agentId,
      companyId,
      name: "CodexCoder",
      role: "engineer",
      status: "active",
      adapterType: "codex_local",
      adapterConfig: {},
      runtimeConfig: {},
      permissions: {},
    });

    const matchedIssueId = randomUUID();
    const otherIssueId = randomUUID();

    await db.insert(issues).values([
      {
        id: matchedIssueId,
        companyId,
        title: "Invoice reconciliation",
        status: "todo",
        priority: "medium",
        createdByAgentId: agentId,
      },
      {
        id: otherIssueId,
        companyId,
        title: "Weekly planning",
        status: "todo",
        priority: "medium",
        createdByAgentId: agentId,
      },
    ]);

    const result = await svc.list(companyId, {
      participantAgentId: agentId,
      q: "invoice",
    });

    expect(result.map((issue) => issue.id)).toEqual([matchedIssueId]);
  });
});