import { PrismaClient } from '@prisma/client';
import { RedcapAdapter } from '../src/modules/iit-manager/adapters/RedcapAdapter.js';
import { QcExecutor } from '../src/modules/iit-manager/engines/QcExecutor.js';
import { dailyQcOrchestrator } from '../src/modules/iit-manager/services/DailyQcOrchestrator.js';
import { QcReportService } from '../src/modules/iit-manager/services/QcReportService.js';
import { createToolsService } from '../src/modules/iit-manager/services/ToolsService.js';
import { iitQcCockpitService } from '../src/modules/admin/iit-projects/iitQcCockpitService.js';
import { getChatOrchestrator } from '../src/modules/iit-manager/services/ChatOrchestrator.js';

const prisma = new PrismaClient();

type StageResult = {
  name: string;
  ok: boolean;
  checks: Array<{ name: string; ok: boolean; value?: unknown }>;
  detail?: Record<string, unknown>;
};

function check(name: string, condition: boolean, value?: unknown) {
  return { name, ok: condition, value };
}

function assertStage(stage: StageResult) {
  const failed = stage.checks.filter((c) => !c.ok);
  if (failed.length > 0) {
    const reason = failed.map((f) => f.name).join(', ');
    throw new Error(`[${stage.name}] 断言失败: ${reason}`);
  }
}

async function main() {
  const projectId = process.argv[2];
  const withChat = process.argv.includes('--with-chat') || process.env.E2E_WITH_CHAT === '1';
  const strictGuards = process.argv.includes('--strict-guards') || process.env.E2E_REQUIRE_GUARD_TYPES === '1';
  if (!projectId) {
    throw new Error('Usage: npx tsx scripts/e2e_iit_full_flow.ts <projectId> [--with-chat] [--strict-guards]');
  }

  const summary: {
    projectId: string;
    withChat: boolean;
    strictGuards: boolean;
    startedAt: string;
    stages: StageResult[];
    endedAt?: string;
  } = {
    projectId,
    withChat,
    strictGuards,
    startedAt: new Date().toISOString(),
    stages: [],
  };

  // Stage 1: REDCap 结构 + 数据同步能力
  {
    const project = await prisma.iitProject.findUnique({
      where: { id: projectId },
      select: { redcapUrl: true, redcapApiToken: true },
    });
    if (!project?.redcapUrl || !project?.redcapApiToken) {
      throw new Error('项目未配置 REDCap 连接信息');
    }
    const adapter = new RedcapAdapter(project.redcapUrl, project.redcapApiToken);
    const [metadata, events, formEventMapping, recordsByEvent] = await Promise.all([
      adapter.exportMetadata(),
      adapter.getEvents(),
      adapter.getFormEventMapping(),
      adapter.getAllRecordsByEvent(),
    ]);

    const uniqueRecords = new Set(recordsByEvent.map((r) => r.recordId));
    const stage: StageResult = {
      name: 'Stage1_REDCap',
      ok: true,
      checks: [
        check('metadata_non_empty', metadata.length > 0, metadata.length),
        check('records_by_event_non_empty', recordsByEvent.length > 0, recordsByEvent.length),
        check('unique_records_non_empty', uniqueRecords.size > 0, uniqueRecords.size),
        check('events_loaded_or_non_longitudinal', events.length > 0 || formEventMapping.length === 0, {
          events: events.length,
          formEventMapping: formEventMapping.length,
        }),
      ],
      detail: {
        metadataCount: metadata.length,
        eventCount: events.length,
        formEventMappingCount: formEventMapping.length,
        recordEventRows: recordsByEvent.length,
        uniqueRecordCount: uniqueRecords.size,
      },
    };
    assertStage(stage);
    summary.stages.push(stage);
  }

  // Stage 2: 规则配置加载与覆盖
  {
    const skill = await prisma.iitSkill.findFirst({
      where: { projectId, skillType: 'qc_process', isActive: true },
      select: { config: true },
    });
    const rules = ((skill?.config as any)?.rules || []) as Array<{
      id: string;
      name?: string;
      category?: string;
      field?: string | string[];
      metadata?: Record<string, unknown>;
    }>;
    const multiFieldRules = rules.filter((r) => Array.isArray(r.field)).length;
    const categorySet = new Set(rules.map((r) => String(r.category || '')).filter(Boolean));
    const guardCandidates = rules.filter((r) =>
      /访视日期.*知情同意|早于知情同意|SF-?MPQ.*CMSS.*不一致|评估日期.*访视日期.*不一致|所有纳入标准.*检查|纳入标准.*满足|入组状态.*排除标准.*冲突/i.test(String(r.name || '')),
    );
    const guardConfigured = guardCandidates.filter((r) => String((r.metadata as any)?.guardType || '').trim().length > 0);

    const stage: StageResult = {
      name: 'Stage2_Rules',
      ok: true,
      checks: [
        check('active_qc_rules_exists', rules.length > 0, rules.length),
        check('multi_field_rules_exists', multiFieldRules > 0, multiFieldRules),
        check('has_D1_or_legacy_inclusion_exclusion', categorySet.has('D1') || categorySet.has('inclusion') || categorySet.has('exclusion'), Array.from(categorySet)),
        check(
          strictGuards ? 'guardtype_coverage_required' : 'guardtype_coverage_info',
          strictGuards ? guardConfigured.length === guardCandidates.length : true,
          { configured: guardConfigured.length, candidates: guardCandidates.length },
        ),
      ],
      detail: {
        ruleCount: rules.length,
        multiFieldRuleCount: multiFieldRules,
        categories: Array.from(categorySet).sort(),
        guardTypeCoverage: {
          strictMode: strictGuards,
          configured: guardConfigured.length,
          candidates: guardCandidates.length,
        },
      },
    };
    assertStage(stage);
    summary.stages.push(stage);
  }

  // Stage 3: 质控执行 + 报告编排
  {
    const executor = new QcExecutor(projectId);
    const batch = await executor.executeBatch({ triggeredBy: 'manual', skipSoftRules: true });
    const orchestrate = await dailyQcOrchestrator.orchestrate(projectId, { skipPush: true });

    const [fieldCountRows, eventCountRows, summaryCountRows, projectStats] = await Promise.all([
      prisma.$queryRaw<Array<{ cnt: bigint }>>`
        SELECT COUNT(*)::bigint AS cnt FROM iit_schema.qc_field_status WHERE project_id = ${projectId}
      `,
      prisma.$queryRaw<Array<{ cnt: bigint }>>`
        SELECT COUNT(*)::bigint AS cnt FROM iit_schema.qc_event_status WHERE project_id = ${projectId}
      `,
      prisma.$queryRaw<Array<{ cnt: bigint }>>`
        SELECT COUNT(*)::bigint AS cnt FROM iit_schema.record_summary WHERE project_id = ${projectId}
      `,
      prisma.iitQcProjectStats.findUnique({ where: { projectId } }),
    ]);

    const fieldStatusCount = Number(fieldCountRows[0]?.cnt || 0n);
    const eventStatusCount = Number(eventCountRows[0]?.cnt || 0n);
    const recordSummaryCount = Number(summaryCountRows[0]?.cnt || 0n);

    const stage: StageResult = {
      name: 'Stage3_Execution',
      ok: true,
      checks: [
        check('batch_has_records', batch.totalRecords > 0, batch.totalRecords),
        check('field_status_written', fieldStatusCount > 0, fieldStatusCount),
        check('event_status_written', eventStatusCount > 0, eventStatusCount),
        check('record_summary_written', recordSummaryCount > 0, recordSummaryCount),
        check('project_stats_exists', !!projectStats, projectStats ? true : false),
      ],
      detail: {
        batch,
        orchestrate,
        db: {
          fieldStatusCount,
          eventStatusCount,
          recordSummaryCount,
          projectStats: projectStats
            ? {
                totalRecords: projectStats.totalRecords,
                passedRecords: projectStats.passedRecords,
                failedRecords: projectStats.failedRecords,
              }
            : null,
        },
      },
    };
    assertStage(stage);
    summary.stages.push(stage);
  }

  // Stage 4: 多消费者一致性（驾驶舱 / 报告 / 工具 / 可选Chat）
  {
    const [report, cockpitData, equeryLog, tools] = await Promise.all([
      QcReportService.getReport(projectId),
      iitQcCockpitService.getCockpitData(projectId),
      iitQcCockpitService.getEqueryLogReport(projectId),
      createToolsService(projectId),
    ]);

    const toolSummary = await tools.execute('read_report', { section: 'summary' }, 'e2e-script');
    const toolPassRate = Number((toolSummary as any)?.data?.passRate ?? NaN);
    const reportPassRate = Number(report.summary.passRate);
    const cockpitPassRate = Number(cockpitData.stats.passRate);
    const passRateConsistent =
      Number.isFinite(toolPassRate) &&
      Math.abs(reportPassRate - cockpitPassRate) < 0.0001 &&
      Math.abs(reportPassRate - toolPassRate) < 0.0001;

    let chatResult: string | null = null;
    if (withChat) {
      const orchestrator = await getChatOrchestrator(projectId);
      chatResult = await orchestrator.handleMessage('e2e-user', '当前项目总体通过率是多少？');
    }

    const stage: StageResult = {
      name: 'Stage4_Consumption',
      ok: true,
      checks: [
        check('report_summary_exists', report.summary.totalRecords >= 0, report.summary.totalRecords),
        check('cockpit_stats_exists', cockpitData.stats.totalRecords >= 0, cockpitData.stats.totalRecords),
        check('equery_log_summary_exists', equeryLog.summary.total >= 0, equeryLog.summary.total),
        check('pass_rate_consistent_report_cockpit_tool', passRateConsistent, {
          reportPassRate,
          cockpitPassRate,
          toolPassRate,
        }),
        check('chat_has_conclusion_or_skipped', !withChat || !!chatResult, chatResult || 'skipped'),
      ],
      detail: {
        reportPassRate,
        cockpitPassRate,
        toolPassRate,
        chatResult: withChat ? chatResult : 'skipped',
      },
    };
    assertStage(stage);
    summary.stages.push(stage);
  }

  summary.endedAt = new Date().toISOString();
  console.log(JSON.stringify(summary, null, 2));
}

main()
  .then(async () => {
    await prisma.$disconnect();
    process.exit(0);
  })
  .catch(async (e) => {
    console.error(e);
    await prisma.$disconnect();
    process.exit(1);
  });