import { Request, Response } from 'express';
import { BaseController } from '../../../shared/controllers/base.controller';
import { CashMovementService, MovementQueryOptions } from '../services/cash-movement.service';
import { CashClosingService, ClosingQueryOptions } from '../services/cash-closing.service';

export class CashController extends BaseController {
  constructor(
    private readonly movementService: CashMovementService,
    private readonly closingService: CashClosingService
  ) {
    super();
  }

  // ==================== MOVEMENT ENDPOINTS ====================

  /**
   * Create a cash movement
   * POST /cash/movements
   */
  createMovement = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;

    const result = await this.movementService.createMovement(tenantId, req.body, userId);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.created(res, result.data);
  };

  /**
   * List movements
   * GET /cash/movements
   */
  listMovements = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const options: MovementQueryOptions = {
      page: Number(req.query.page) || 1,
      limit: Number(req.query.limit) || 20,
      branchId: req.query.branchId as string,
      sessionId: req.query.sessionId as string,
      registerId: req.query.registerId as string,
      type: req.query.type as any,
      reason: req.query.reason as any,
      status: req.query.status as any,
      startDate: req.query.startDate ? new Date(req.query.startDate as string) : undefined,
      endDate: req.query.endDate ? new Date(req.query.endDate as string) : undefined,
    };

    const result = await this.movementService.findMovements(tenantId, options);
    this.paginated(res, result.data, result.total, options.page!, options.limit!);
  };

  /**
   * Get movement by ID
   * GET /cash/movements/:id
   */
  getMovement = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const { id } = req.params;

    const movement = await this.movementService.findById(tenantId, id);

    if (!movement) {
      this.notFound(res, 'Movement');
      return;
    }

    this.success(res, movement);
  };

  /**
   * Approve movement
   * POST /cash/movements/:id/approve
   */
  approveMovement = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;

    const result = await this.movementService.approveMovement(tenantId, id, userId);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Movement approved');
  };

  /**
   * Reject movement
   * POST /cash/movements/:id/reject
   */
  rejectMovement = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { reason } = req.body;

    const result = await this.movementService.rejectMovement(tenantId, id, userId, reason);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Movement rejected');
  };

  /**
   * Cancel movement
   * POST /cash/movements/:id/cancel
   */
  cancelMovement = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { reason } = req.body;

    const result = await this.movementService.cancelMovement(tenantId, id, userId, reason);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Movement cancelled');
  };

  /**
   * Get session summary
   * GET /cash/sessions/:sessionId/summary
   */
  getSessionSummary = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const { sessionId } = req.params;

    const summary = await this.movementService.getSessionSummary(tenantId, sessionId);
    this.success(res, summary);
  };

  // ==================== CLOSING ENDPOINTS ====================

  /**
   * Create a cash closing
   * POST /cash/closings
   */
  createClosing = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;

    const result = await this.closingService.createClosing(tenantId, req.body, userId);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.created(res, result.data);
  };

  /**
   * List closings
   * GET /cash/closings
   */
  listClosings = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const options: ClosingQueryOptions = {
      page: Number(req.query.page) || 1,
      limit: Number(req.query.limit) || 20,
      branchId: req.query.branchId as string,
      sessionId: req.query.sessionId as string,
      status: req.query.status as any,
      type: req.query.type as any,
      startDate: req.query.startDate ? new Date(req.query.startDate as string) : undefined,
      endDate: req.query.endDate ? new Date(req.query.endDate as string) : undefined,
    };

    const result = await this.closingService.findClosings(tenantId, options);
    this.paginated(res, result.data, result.total, options.page!, options.limit!);
  };

  /**
   * Get closing by ID
   * GET /cash/closings/:id
   */
  getClosing = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const { id } = req.params;

    const closing = await this.closingService.getClosingWithCounts(tenantId, id);

    if (!closing) {
      this.notFound(res, 'Closing');
      return;
    }

    this.success(res, closing);
  };

  /**
   * Submit cash count
   * POST /cash/closings/:id/count
   */
  submitCashCount = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { denominations } = req.body;

    const result = await this.closingService.submitCashCount(tenantId, id, denominations, userId);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Cash count submitted');
  };

  /**
   * Submit payment counts
   * POST /cash/closings/:id/payments
   */
  submitPaymentCounts = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;

    const result = await this.closingService.submitPaymentCounts(tenantId, id, req.body, userId);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Payment counts submitted');
  };

  /**
   * Approve closing
   * POST /cash/closings/:id/approve
   */
  approveClosing = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { notes } = req.body;

    const result = await this.closingService.approveClosing(tenantId, id, userId, notes);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Closing approved');
  };

  /**
   * Reject closing
   * POST /cash/closings/:id/reject
   */
  rejectClosing = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { notes } = req.body;

    const result = await this.closingService.rejectClosing(tenantId, id, userId, notes);

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Closing rejected');
  };

  /**
   * Reconcile closing
   * POST /cash/closings/:id/reconcile
   */
  reconcileClosing = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const userId = req.userContext!.userId;
    const { id } = req.params;
    const { depositAmount, depositReference, depositDate } = req.body;

    const result = await this.closingService.reconcileClosing(
      tenantId,
      id,
      {
        amount: depositAmount,
        reference: depositReference,
        date: new Date(depositDate),
      },
      userId
    );

    if (!result.success) {
      this.error(res, result.error!.message, 400, result.error!.code);
      return;
    }

    this.success(res, result.data, 'Closing reconciled');
  };

  /**
   * Get daily summary
   * GET /cash/summary/daily
   */
  getDailySummary = async (req: Request, res: Response): Promise<void> => {
    const tenantId = req.tenantContext!.tenantId;
    const branchId = req.branchContext?.branchId || (req.query.branchId as string);
    const date = req.query.date ? new Date(req.query.date as string) : new Date();

    if (!branchId) {
      this.error(res, 'Branch ID is required', 400);
      return;
    }

    const summary = await this.closingService.getDailySummary(tenantId, branchId, date);
    this.success(res, summary);
  };
}