import { describe, expect, it, beforeEach } from 'vitest';
import { useAutomationStore } from '../src/store/automationStore';
import { parseLedger } from '../src/domain/ledger';
import type { ImportedEvent } from '../src/domain/types';

const ledger = parseLedger([{ path: 'main.bean', content: '2026-01-01 open Assets:Alipay CNY\n2026-01-01 open Expenses:Food CNY\n2026-01-01 open Expenses:Uncategorized CNY\n2026-01-01 open Income:Uncategorized CNY\n' }]);

const sampleEvent: ImportedEvent = {
  id: 'ocr-test-1', occurredAt: '2026-07-13T14:30:00', amount: '24.5', currency: 'CNY', direction: 'expense',
  channel: 'WeChat', counterparty: '星巴克', memo: 'OCR识别', raw: {},
};

beforeEach(() => {
  useAutomationStore.getState().clear();
});

describe('automationStore', () => {
  it('addDetected 添加检测事件 + 统计', () => {
    useAutomationStore.getState().addDetected('ocr', sampleEvent);
    useAutomationStore.getState().addDetected('screenshot', { ...sampleEvent, id: 'ss-1' });
    const state = useAutomationStore.getState();
    expect(state.detected).toHaveLength(2);
    expect(state.stats.ocr).toBe(1);
    expect(state.stats.screenshot).toBe(1);
  });

  it('processAll 走 BillPipeline 生成草稿', async () => {
    useAutomationStore.getState().addDetected('ocr', sampleEvent);
    await useAutomationStore.getState().processAll(
      ledger, [], [], [], { WeChat: 'Assets:Alipay' },
    );
    const state = useAutomationStore.getState();
    expect(state.drafts.length).toBeGreaterThan(0);
    expect(state.detected).toHaveLength(0);  // 处理后清空
    expect(state.isProcessing).toBe(false);
  });

  it('空 detected 时 processAll 无操作', async () => {
    await useAutomationStore.getState().processAll(ledger, [], [], [], {});
    expect(useAutomationStore.getState().drafts).toHaveLength(0);
  });

  it('confirmDraft 移除草稿并返回', async () => {
    useAutomationStore.getState().addDetected('ocr', sampleEvent);
    await useAutomationStore.getState().processAll(ledger, [], [], [], { WeChat: 'Assets:Alipay' });
    const before = useAutomationStore.getState().drafts.length;
    const draft = useAutomationStore.getState().confirmDraft(0);
    expect(draft).not.toBeNull();
    expect(useAutomationStore.getState().drafts.length).toBe(before - 1);
  });

  it('rejectDraft 移除草稿', async () => {
    useAutomationStore.getState().addDetected('ocr', sampleEvent);
    await useAutomationStore.getState().processAll(ledger, [], [], [], { WeChat: 'Assets:Alipay' });
    const before = useAutomationStore.getState().drafts.length;
    useAutomationStore.getState().rejectDraft(0);
    expect(useAutomationStore.getState().drafts.length).toBe(before - 1);
  });

  it('clear 重置全部状态', () => {
    useAutomationStore.getState().addDetected('notification', sampleEvent);
    useAutomationStore.getState().clear();
    const state = useAutomationStore.getState();
    expect(state.detected).toHaveLength(0);
    expect(state.drafts).toHaveLength(0);
    expect(state.stats.notification).toBe(0);
  });

  it('多来源事件混合处理', async () => {
    useAutomationStore.getState().addDetected('ocr', sampleEvent);
    useAutomationStore.getState().addDetected('sms', { ...sampleEvent, id: 'sms-1', channel: 'Bank:1234' });
    useAutomationStore.getState().addDetected('notification', { ...sampleEvent, id: 'notif-1' });
    await useAutomationStore.getState().processAll(ledger, [], [], [], { WeChat: 'Assets:Alipay', 'Bank:1234': 'Assets:Alipay' });
    const state = useAutomationStore.getState();
    expect(state.stats.ocr).toBe(1);
    expect(state.stats.sms).toBe(1);
    expect(state.stats.notification).toBe(1);
  });
});