/**
 * Tests integration des routes /api/v1/tables/* — proxy generique R1.
 * Repos faked en memoire — pas d'appel reseau.
 */

import { afterEach, describe, expect, it } from 'vitest';
import { Field } from '../../src/domain/field.js';
import { Row } from '../../src/domain/row.js';
import { Table } from '../../src/domain/table.js';
import { View } from '../../src/domain/view.js';
import type { RepoSet } from '../../src/lib/container.js';
import { errors } from '../../src/lib/errors.js';
import {
  ADMIN_TOKEN,
  READ_TOKEN,
  WRITE_TOKEN,
  buildTestApp,
  installTestContainer,
  resetTestContainer,
} from '../helpers/test-app.js';

// ---------------------------------------------------------------------------
// Fake repos
// ---------------------------------------------------------------------------

class FakeTablesRepo {
  public listCalls: number[] = [];
  public failOnList = false;
  public failOnGet = false;

  constructor(
    public tablesByDb: Map<number, Table[]> = new Map(),
    public tablesById: Map<number, Table> = new Map(),
  ) {}

  async list(databaseId: number): Promise<Table[]> {
    this.listCalls.push(databaseId);
    if (this.failOnList) {
      throw errors.authInvalid();
    }
    return this.tablesByDb.get(databaseId) ?? [];
  }

  async get(tableId: number): Promise<Table> {
    if (this.failOnGet) {
      throw errors.authInvalid();
    }
    const t = this.tablesById.get(tableId);
    if (!t) throw errors.notFound('Table', tableId);
    return t;
  }
}

class FakeFieldsRepo {
  constructor(public fieldsByTable: Map<number, Field[]> = new Map()) {}
  async list(tableId: number): Promise<Field[]> {
    return this.fieldsByTable.get(tableId) ?? [];
  }
}

class FakeViewsRepo {
  constructor(
    public viewsByTable: Map<number, View[]> = new Map(),
    public rowsByView: Map<number, Row[]> = new Map(),
  ) {}
  async list(tableId: number): Promise<View[]> {
    return this.viewsByTable.get(tableId) ?? [];
  }
  async runGrid(viewId: number, _tableId: number) {
    const items = this.rowsByView.get(viewId) ?? [];
    return {
      items,
      meta: { page: 1, per_page: 50, total: items.length, total_pages: 1 },
    };
  }
}

class FakeRowsRepo {
  public lastCreate?: { tableId: number; fields: Record<string, unknown> };
  public lastUpdate?: { tableId: number; rowId: number; fields: Record<string, unknown> };
  public lastDelete?: { tableId: number; rowId: number };
  public nextId = 1000;

  constructor(public rowsByTable: Map<number, Row[]> = new Map()) {}

  async list(tableId: number) {
    const items = this.rowsByTable.get(tableId) ?? [];
    return {
      items,
      meta: { page: 1, per_page: 50, total: items.length, total_pages: 1 },
    };
  }

  async get(tableId: number, rowId: number): Promise<Row> {
    const items = this.rowsByTable.get(tableId) ?? [];
    const found = items.find((r) => r.id === rowId);
    if (!found) throw errors.notFound('Row', rowId);
    return found;
  }

  async create(tableId: number, fields: Record<string, unknown>): Promise<Row> {
    this.lastCreate = { tableId, fields };
    const id = this.nextId++;
    return new Row({ id, tableId, fields });
  }

  async update(tableId: number, rowId: number, fields: Record<string, unknown>): Promise<Row> {
    this.lastUpdate = { tableId, rowId, fields };
    return new Row({ id: rowId, tableId, fields });
  }

  async delete(tableId: number, rowId: number): Promise<void> {
    this.lastDelete = { tableId, rowId };
  }
}

function buildFakeRepos(opts: {
  tables?: FakeTablesRepo;
  fields?: FakeFieldsRepo;
  views?: FakeViewsRepo;
  rows?: FakeRowsRepo;
}): RepoSet {
  return {
    tables: (opts.tables ?? new FakeTablesRepo()) as unknown as RepoSet['tables'],
    fields: (opts.fields ?? new FakeFieldsRepo()) as unknown as RepoSet['fields'],
    views: (opts.views ?? new FakeViewsRepo()) as unknown as RepoSet['views'],
    rows: (opts.rows ?? new FakeRowsRepo()) as unknown as RepoSet['rows'],
  };
}

function bootApp(opts: Parameters<typeof buildFakeRepos>[0] = {}) {
  const repos = buildFakeRepos(opts);
  const container = installTestContainer({ repos });
  return { app: buildTestApp(container), repos };
}

afterEach(resetTestContainer);

// ---------------------------------------------------------------------------
// /tables (metadata)
// ---------------------------------------------------------------------------

describe('GET /api/v1/tables', () => {
  it('401 sans token', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables?databaseId=5');
    expect(res.status).toBe(401);
  });

  it('400 sans databaseId', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(400);
  });

  it('200 list tables d une database', async () => {
    const tables = new FakeTablesRepo(
      new Map([
        [
          5,
          [
            new Table({ id: 1, name: 'Personne', databaseId: 5 }),
            new Table({ id: 2, name: 'Bloc', databaseId: 5 }),
          ],
        ],
      ]),
    );
    const { app } = bootApp({ tables });
    const res = await app.request('/api/v1/tables?databaseId=5', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as { data: Array<{ id: number; name: string }> };
    expect(body.data).toHaveLength(2);
    expect(body.data[0]?.name).toBe('Personne');
  });

  it('501 si le upstream Baserow renvoie 401 (DB token au lieu de JWT)', async () => {
    const tables = new FakeTablesRepo();
    tables.failOnList = true;
    const { app } = bootApp({ tables });
    const res = await app.request('/api/v1/tables?databaseId=5', {
      headers: { Authorization: `Bearer ${ADMIN_TOKEN}` },
    });
    expect(res.status).toBe(501);
    const body = (await res.json()) as { error: { details?: { reason?: string } } };
    expect(body.error.details?.reason).toBe('jwt_required');
  });
});

describe('GET /api/v1/tables/:tableId', () => {
  it('200 avec fields embarques', async () => {
    const tables = new FakeTablesRepo(
      new Map(),
      new Map([[42, new Table({ id: 42, name: 'X', databaseId: 5 })]]),
    );
    const fields = new FakeFieldsRepo(
      new Map([[42, [new Field({ id: 100, name: 'nom', type: 'text', primary: true })]]]),
    );
    const { app } = bootApp({ tables, fields });
    const res = await app.request('/api/v1/tables/42', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as {
      data: { id: number; name: string; fields: Array<{ name: string; primary: boolean }> };
    };
    expect(body.data.id).toBe(42);
    expect(body.data.fields).toHaveLength(1);
    expect(body.data.fields[0]?.primary).toBe(true);
  });

  it('400 si tableId non numerique', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/abc', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(400);
  });

  it('404 si table inconnue', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/9999', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(404);
  });
});

// ---------------------------------------------------------------------------
// /tables/:tableId/fields
// ---------------------------------------------------------------------------

describe('GET /api/v1/tables/:tableId/fields', () => {
  it('200 list fields', async () => {
    const fields = new FakeFieldsRepo(
      new Map([[1, [new Field({ id: 10, name: 'titre', type: 'text', primary: true })]]]),
    );
    const { app } = bootApp({ fields });
    const res = await app.request('/api/v1/tables/1/fields', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as { data: Array<{ name: string }> };
    expect(body.data[0]?.name).toBe('titre');
  });
});

// ---------------------------------------------------------------------------
// /tables/:tableId/views
// ---------------------------------------------------------------------------

describe('GET /api/v1/tables/:tableId/views', () => {
  it('200 list views', async () => {
    const views = new FakeViewsRepo(
      new Map([
        [
          1,
          [
            new View({ id: 100, name: 'Tous', type: 'grid', tableId: 1 }),
            new View({ id: 101, name: 'Kanban', type: 'kanban', tableId: 1 }),
          ],
        ],
      ]),
    );
    const { app } = bootApp({ views });
    const res = await app.request('/api/v1/tables/1/views', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as { data: Array<{ id: number; type: string }> };
    expect(body.data).toHaveLength(2);
    expect(body.data[1]?.type).toBe('kanban');
  });
});

describe('GET /api/v1/tables/:tableId/views/:viewId/rows', () => {
  it('200 rows filtrees par la view', async () => {
    const views = new FakeViewsRepo(
      new Map(),
      new Map([
        [
          100,
          [
            new Row({ id: 1, tableId: 1, fields: { nom: 'Alice' } }),
            new Row({ id: 2, tableId: 1, fields: { nom: 'Bob' } }),
          ],
        ],
      ]),
    );
    const { app } = bootApp({ views });
    const res = await app.request('/api/v1/tables/1/views/100/rows', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as {
      data: Array<{ id: number; fields: Record<string, unknown> }>;
    };
    expect(body.data).toHaveLength(2);
    expect(body.data[0]?.fields.nom).toBe('Alice');
  });
});

// ---------------------------------------------------------------------------
// /tables/:tableId/rows CRUD
// ---------------------------------------------------------------------------

describe('GET /api/v1/tables/:tableId/rows', () => {
  it('200 list paginee', async () => {
    const rows = new FakeRowsRepo(
      new Map([
        [
          5,
          [
            new Row({ id: 1, tableId: 5, fields: { nom: 'A' } }),
            new Row({ id: 2, tableId: 5, fields: { nom: 'B' } }),
          ],
        ],
      ]),
    );
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as { data: unknown[]; meta: { total: number } };
    expect(body.data).toHaveLength(2);
    expect(body.meta.total).toBe(2);
  });
});

describe('GET /api/v1/tables/:tableId/rows/:rowId', () => {
  it('200 avec fields opaques', async () => {
    const rows = new FakeRowsRepo(
      new Map([[5, [new Row({ id: 100, tableId: 5, fields: { nom: 'X', heures: 42 } })]]]),
    );
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows/100', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(200);
    const body = (await res.json()) as {
      data: { id: number; fields: Record<string, unknown> };
    };
    expect(body.data.id).toBe(100);
    expect(body.data.fields.heures).toBe(42);
  });

  it('404 si row inconnue', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/5/rows/9999', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(404);
  });
});

describe('POST /api/v1/tables/:tableId/rows', () => {
  it('201 cree une row + invalide cache', async () => {
    const rows = new FakeRowsRepo();
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows', {
      method: 'POST',
      headers: {
        Authorization: `Bearer ${WRITE_TOKEN}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({ nom: 'Pierre', heures: 40 }),
    });
    expect(res.status).toBe(201);
    const body = (await res.json()) as { data: { id: number; fields: Record<string, unknown> } };
    expect(body.data.fields.nom).toBe('Pierre');
    expect(rows.lastCreate?.tableId).toBe(5);
    expect(rows.lastCreate?.fields).toEqual({ nom: 'Pierre', heures: 40 });
  });

  it('403 sans scope write:tables', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/5/rows', {
      method: 'POST',
      headers: {
        Authorization: `Bearer ${READ_TOKEN}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({ nom: 'X' }),
    });
    expect(res.status).toBe(403);
  });

  it('400 si body pas un objet', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/5/rows', {
      method: 'POST',
      headers: {
        Authorization: `Bearer ${WRITE_TOKEN}`,
        'Content-Type': 'application/json',
      },
      body: '[1,2,3]',
    });
    expect(res.status).toBe(400);
  });
});

describe('PATCH /api/v1/tables/:tableId/rows/:rowId', () => {
  it('200 update + payload partiel', async () => {
    const rows = new FakeRowsRepo();
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows/100', {
      method: 'PATCH',
      headers: {
        Authorization: `Bearer ${WRITE_TOKEN}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify({ heures: 45 }),
    });
    expect(res.status).toBe(200);
    expect(rows.lastUpdate?.rowId).toBe(100);
    expect(rows.lastUpdate?.fields).toEqual({ heures: 45 });
  });
});

describe('DELETE /api/v1/tables/:tableId/rows/:rowId', () => {
  it('204 + invalide cache', async () => {
    const rows = new FakeRowsRepo();
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows/100', {
      method: 'DELETE',
      headers: { Authorization: `Bearer ${WRITE_TOKEN}` },
    });
    expect(res.status).toBe(204);
    expect(rows.lastDelete).toEqual({ tableId: 5, rowId: 100 });
  });

  it('403 sans scope write:tables', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/5/rows/100', {
      method: 'DELETE',
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(403);
  });
});

describe('Edge cases /api/v1/tables', () => {
  it('400 si tableId = 0 (positif strict)', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables/0/rows', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(400);
  });

  it('400 si databaseId non numerique', async () => {
    const { app } = bootApp();
    const res = await app.request('/api/v1/tables?databaseId=abc', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(400);
  });

  it('admin token (admin:*) acces toutes les routes', async () => {
    const rows = new FakeRowsRepo(
      new Map([[5, [new Row({ id: 1, tableId: 5, fields: { x: 1 } })]]]),
    );
    const { app } = bootApp({ rows });
    const res = await app.request('/api/v1/tables/5/rows', {
      headers: { Authorization: `Bearer ${ADMIN_TOKEN}` },
    });
    expect(res.status).toBe(200);
  });

  it('GET rows avec search query param est passe au repo', async () => {
    const rows = new FakeRowsRepo();
    const repo: typeof rows & { lastListSearch?: string } = rows as typeof rows & {
      lastListSearch?: string;
    };
    const orig = rows.list.bind(rows);
    rows.list = (tableId: number, opts?: { search?: string }) => {
      repo.lastListSearch = opts?.search;
      return orig(tableId);
    };
    const { app } = bootApp({ rows });
    await app.request('/api/v1/tables/5/rows?search=alice', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(repo.lastListSearch).toBe('alice');
  });

  it('GET tables/:id renvoie les fields meme si DB token (fields use DB token)', async () => {
    const tables = new FakeTablesRepo(
      new Map(),
      new Map([[42, new Table({ id: 42, name: 'X', databaseId: 5 })]]),
    );
    const fields = new FakeFieldsRepo(
      new Map([
        [
          42,
          [
            new Field({ id: 1, name: 'a', type: 'text', primary: true }),
            new Field({ id: 2, name: 'b', type: 'number' }),
          ],
        ],
      ]),
    );
    const { app } = bootApp({ tables, fields });
    const res = await app.request('/api/v1/tables/42', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    const body = (await res.json()) as { data: { fields: Array<{ name: string }> } };
    expect(body.data.fields).toHaveLength(2);
  });

  it('GET tables/:id 501 si DB token sur lecture metadata', async () => {
    const tables = new FakeTablesRepo();
    tables.failOnGet = true;
    const fields = new FakeFieldsRepo();
    const { app } = bootApp({ tables, fields });
    const res = await app.request('/api/v1/tables/42', {
      headers: { Authorization: `Bearer ${READ_TOKEN}` },
    });
    expect(res.status).toBe(501);
  });
});