import { describe, expect, it } from 'vitest';
import { buildBackupOverviewRows } from './buildBackupOverviewRows';

const baseScheduleConfig = {
  version: 1 as const,
  enabledCadences: ['daily', 'weekly'] as const,
  timezone: 'UTC',
  anchorLocalDate: '2026-02-26',
  updatedAt: '2026-02-26T08:00:00.000Z',
};

describe('buildBackupOverviewRows', () => {
  it('maps lambda status payload into overview rows for all enabled cadences', () => {
    const rows = buildBackupOverviewRows({
      scheduleConfig: {
        ...baseScheduleConfig,
        enabledCadences: ['daily', 'weekly', 'biweekly', 'monthly'],
      },
      lambdaStatus: {
        scheduler: {
          provider: 'vercel',
          cadence: 'daily',
        },
        slots: {
          daily: {
            scope: 'daily',
            executionMode: 'lambda_cron',
            lastBackupAt: '2026-02-26T02:05:00.000Z',
            nextBackupAt: '2026-02-27T02:05:00.000Z',
          },
          weekly: {
            scope: 'weekly',
            executionMode: 'lambda_cron',
            lastBackupAt: null,
            nextBackupAt: '2026-03-05T02:05:00.000Z',
          },
          biweekly: {
            scope: 'biweekly',
            executionMode: 'lambda_cron',
            lastBackupAt: '2026-02-12T02:05:00.000Z',
            nextBackupAt: '2026-03-12T02:05:00.000Z',
          },
          monthly: {
            scope: 'monthly',
            executionMode: 'lambda_cron',
            lastBackupAt: null,
            nextBackupAt: '2026-03-26T02:05:00.000Z',
          },
        },
        checkedAt: '2026-02-26T12:00:00.000Z',
      },
      now: new Date('2026-02-26T08:10:00.000Z'),
    });

    expect(rows).toHaveLength(4);
    expect(rows[0]).toMatchObject({
      scope: 'daily',
      environmentName: 'backup-plugin-daily-2026-02-26',
      environmentLinked: true,
    });
    expect(rows[1]).toMatchObject({
      scope: 'weekly',
      lastBackup: 'Never',
      environmentName: 'Not yet created',
      environmentLinked: false,
    });
    expect(rows[2]).toMatchObject({
      scope: 'biweekly',
      environmentName: 'backup-plugin-biweekly-2026-02-12',
      environmentLinked: true,
    });
    expect(rows[3]).toMatchObject({
      scope: 'monthly',
      lastBackup: 'Never',
      environmentName: 'Not yet created',
      environmentLinked: false,
    });
  });

  it('marks missing environments as deleted or renamed when absent from CMA list', () => {
    const rows = buildBackupOverviewRows({
      scheduleConfig: {
        ...baseScheduleConfig,
        enabledCadences: ['daily'],
      },
      lambdaStatus: {
        scheduler: {
          provider: 'vercel',
          cadence: 'daily',
        },
        slots: {
          daily: {
            scope: 'daily',
            executionMode: 'lambda_cron',
            lastBackupAt: '2026-02-26T08:09:59.000Z',
            nextBackupAt: '2026-02-27T08:09:59.000Z',
          },
          weekly: {
            scope: 'weekly',
            executionMode: 'lambda_cron',
            lastBackupAt: null,
            nextBackupAt: '2026-03-05T08:09:59.000Z',
          },
        },
        checkedAt: '2026-02-26T08:10:00.000Z',
      },
      availableEnvironmentIds: ['main', 'staging'],
      now: new Date('2026-02-26T08:10:00.000Z'),
    });

    expect(rows).toHaveLength(1);
    expect(rows[0]).toMatchObject({
      scope: 'daily',
      environmentName: 'backup-plugin-daily-2026-02-26',
      environmentLinked: false,
      environmentStatusNote:
        'Missing in current environments list (deleted or renamed).',
    });
  });
});