package com.example.web.controller;

import com.example.web.dto.ManagerAuthInfo;
import com.example.web.dto.UnifiedCustomerDTO;
import com.example.web.dto.UserProductCartDTO;
import com.example.web.entity.UsersManagements;
import com.example.web.mapper.SupplyUsersManagementsMapper;
import com.example.web.service.InformationTraService;
import com.example.web.service.SupplyCustomerService;
import com.example.web.service.SupplyPoolCustomerService;
import jakarta.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;


import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

@RestController
@RequestMapping("/supply/pool")
@CrossOrigin(origins = "*")
public class SupplyCustomerController {

    @Autowired
    private SupplyCustomerService supplyCustomerService;

    @Autowired
    private SupplyPoolCustomerService supplyPoolCustomerService;

    @Autowired
    private SupplyUsersManagementsMapper supplyUsersManagementsMapper;
    @Autowired
    private com.example.web.mapper.SupplyUsersMapper supplyUsersMapper;
    
    @Autowired
    private InformationTraService informationTraService;

    /**
     * 采购端 - 更新客户通知状态
     */
    @PutMapping("/customers/{id}/notice")
    public ResponseEntity<Map<String, Object>> updateCustomerNotice(@PathVariable String id) {
        try {
            // 直接调用mapper更新通知状态
            System.out.println("🔄 采购端手动更新通知状态, userId: " + id + ", 从banold改为old");
            supplyUsersMapper.updateNotice(id, "old");
            // 返回成功响应
            Map<String, Object> response = new HashMap<>();
            response.put("success", true);
            response.put("message", "通知状态更新成功");
            return ResponseEntity.ok(response);
        } catch (Exception e) {
            System.err.println("❌ 采购端更新通知状态失败: " + e.getMessage());
            // 返回失败响应
            Map<String, Object> response = new HashMap<>();
            response.put("success", false);
            response.put("message", "通知状态更新失败: " + e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(response);
        }
    }
    
    /**
     * 根据公司ID查询客户详情 - 优先处理wechat数据源
     * GET /supply/pool/customers/{id}
     */
    @GetMapping("/customers/{id}")
    public ResponseEntity<Map<String, Object>> getById(@PathVariable String id, HttpServletRequest request) {
        System.out.println("====================================================");
        System.out.println("🔍 查询客户: " + id);
        System.out.println("====================================================");

        Map<String, Object> response = new HashMap<>();
        try {
            // 从URL参数获取用户类型，与前端保持一致
            String isSupplySideParam = request.getParameter("isSupplySide");
            boolean isSupplySide = !"false".equalsIgnoreCase(isSupplySideParam);
            System.out.println("🎯 根据URL参数选择认证类型: " + (isSupplySide ? "采购端" : "销售端"));
            
            // 从URL参数中获取ManagerAuthInfo
            ManagerAuthInfo authInfo = getManagerAuthInfoFromRequest(request, isSupplySide);

            if (authInfo == null) {
                System.out.println("❌ 未找到用户认证信息");
                response.put("success", false);
                response.put("message", "用户未登录或认证信息缺失");
                return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(response);
            }

            System.out.println("✅ 获取到用户认证信息: " + authInfo.getUserName());

            // 🎯 重构：完全基于数据存在性判断，彻底消除对ID格式的依赖
            System.out.println("🎯 开始查询双数据源（优先wechat）...");

            // 1. 首先尝试查询wechat数据源
            System.out.println("📊 优先查询 WECHAT 数据源...");
            UserProductCartDTO userInfo = supplyPoolCustomerService.getPublicSeaCustomerInfo(id);

            if (userInfo != null) {
                System.out.println("✅ 在wechat数据源中找到客户基础信息");

                // 使用统一的公海池判断逻辑
                boolean isPublicSea = supplyPoolCustomerService.isPublicSeaCustomerPublic(userInfo, authInfo);
                System.out.println("📊 公海池判断结果: " + isPublicSea);

                if (isPublicSea) {
                    System.out.println("🎯 识别为公海池客户，返回 WECHAT 数据源数据");
                    UnifiedCustomerDTO customer = convertToUnifiedDTOForPublicSea(userInfo, request);
                    customer.setDataSource("wechat");

                    response.put("success", true);
                    response.put("data", customer);
                    
                    // 记录查看客户详情操作
                    informationTraService.recordOperationEvent(
                            customer.getPhoneNumber(),
                            customer.getUserName() != null ? customer.getUserName() : "",
                            customer.getPhoneNumber() + "-查看客户",
                            authInfo.getManagercompany(),
                            authInfo.getManagerdepartment(),
                            authInfo.getOrganization(),
                            authInfo.getRole(),
                            authInfo.getUserName(),
                            authInfo.getAssistant()
                    );
                    
                    return ResponseEntity.ok(response);
                }

                // 如果不是公海池客户，检查权限并返回wechat数据源的非公海池客户
                System.out.println("📊 处理 WECHAT 数据源非公海池客户...");
                boolean hasPermission = supplyCustomerService.hasPermissionToViewWechatCustomer(userInfo, authInfo);

                if (hasPermission) {
                    System.out.println("✅ 有权限查看非公海池客户，返回 WECHAT 数据源数据");
                    UnifiedCustomerDTO customer = convertToUnifiedDTOForPublicSea(userInfo, request);
                    customer.setDataSource("wechat");

                    response.put("success", true);
                    response.put("data", customer);
                    
                    // 记录查看客户详情操作
                    informationTraService.recordOperationEvent(
                            customer.getPhoneNumber(),
                            customer.getUserName() != null ? customer.getUserName() : "",
                            customer.getPhoneNumber() + "-查看客户",
                            authInfo.getManagercompany(),
                            authInfo.getManagerdepartment(),
                            authInfo.getOrganization(),
                            authInfo.getRole(),
                            authInfo.getUserName(),
                            authInfo.getAssistant()
                    );
                    
                    return ResponseEntity.ok(response);
                } else {
                    System.out.println("❌ 无权限查看wechat数据源的非公海池客户");
                    // 继续查询默认数据源
                }
            } else {
                System.out.println("ℹ️ 在wechat数据源中未找到客户");
            }

            // 2. 如果wechat数据源没找到或无权限，再尝试查询默认数据源
            System.out.println("📊 查询 DEFAULT 数据源...");
            UnifiedCustomerDTO defaultCustomer = supplyCustomerService.getCustomerById(id, authInfo);

            if (defaultCustomer != null) {
                System.out.println("✅ 在默认数据源中找到客户");
                response.put("success", true);
                response.put("data", defaultCustomer);
                
                // 记录查看客户详情操作
                informationTraService.recordOperationEvent(
                        defaultCustomer.getPhoneNumber(),
                        defaultCustomer.getUserName() != null ? defaultCustomer.getUserName() : "",
                        defaultCustomer.getPhoneNumber() + "-查看客户",
                        authInfo.getManagercompany(),
                        authInfo.getManagerdepartment(),
                        authInfo.getOrganization(),
                        authInfo.getRole(),
                        authInfo.getUserName(),
                        authInfo.getAssistant()
                );
                
                return ResponseEntity.ok(response);
            }

            // 3. 如果两个数据源都没找到
            System.out.println("❌ 未在任何数据源中找到客户信息");
            response.put("success", false);
            response.put("message", "未找到对应的客户信息");
            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();

        } catch (Exception e) {
            System.err.println("❌ 服务器错误: " + e.getMessage());
            e.printStackTrace();
            response.put("success", false);
            response.put("message", "服务器错误：" + e.getMessage());
            return ResponseEntity.internalServerError().body(response);
        }
    }

    /**
     * 从请求中获取ManagerAuthInfo - 增强版本，严格区分销售端和采购端
     */
    private ManagerAuthInfo getManagerAuthInfoFromRequest(HttpServletRequest request, boolean isSupplySide) {
        String managerId = request.getParameter("managerId");
        String managercompany = request.getParameter("company");
        String managerdepartment = request.getParameter("department");
        String organization = request.getParameter("organization");
        String role = request.getParameter("role");
        String userName = request.getParameter("userName");
        String assistant = request.getParameter("assistant");

        // URL解码参数
        try {
            if (managerId != null) managerId = java.net.URLDecoder.decode(managerId, "UTF-8");
            if (managercompany != null) managercompany = java.net.URLDecoder.decode(managercompany, "UTF-8");
            if (managerdepartment != null) managerdepartment = java.net.URLDecoder.decode(managerdepartment, "UTF-8");
            if (organization != null) organization = java.net.URLDecoder.decode(organization, "UTF-8");
            if (role != null) role = java.net.URLDecoder.decode(role, "UTF-8");
            if (userName != null) userName = java.net.URLDecoder.decode(userName, "UTF-8");
            if (assistant != null) assistant = java.net.URLDecoder.decode(assistant, "UTF-8");
        } catch (java.io.UnsupportedEncodingException e) {
            System.err.println("URL解码失败: " + e.getMessage());
        }

        // 检查必要参数
        if (userName == null || userName.trim().isEmpty()) {
            System.out.println("❌ 用户名为空，无法获取认证信息");
            return null;
        }

        // 部门检查
        if (managerdepartment == null) {
            System.out.println("⚠️ 部门信息为空，使用默认值");
            managerdepartment = "";
        }

        // 智能判断实际端类型：根据部门信息自动调整isSupplySide值
        boolean actualIsSupplySide = isSupplySide;
        if (managerdepartment.contains("销售")) {
            actualIsSupplySide = false; // 销售部门自动判定为销售端
            System.out.println("🔄 部门包含'销售'，自动调整为销售端");
        } else if (managerdepartment.contains("采购")) {
            actualIsSupplySide = true; // 采购部门自动判定为采购端
            System.out.println("🔄 部门包含'采购'，自动调整为采购端");
        }
        
        System.out.println("🔍 认证信息检查，实际端类型: " + (actualIsSupplySide ? "采购端" : "销售端") + 
                          "，部门: '" + managerdepartment + "'");
        System.out.println("✅ 认证信息检查通过");

        // 验证公司信息一致性
        if (managercompany == null || managercompany.trim().isEmpty()) {
            System.out.println("❌ 公司信息为空");
            return null;
        }

        ManagerAuthInfo authInfo = new ManagerAuthInfo(
                managerId != null ? managerId : "",
                managercompany != null ? managercompany : "",
                managerdepartment != null ? managerdepartment : "",
                organization != null ? organization : "",
                role != null ? role : "",
                userName,
                assistant != null ? assistant : "");

        // 设置实际的端类型
        try {
            // 尝试通过反射或setter方法设置supplySide属性
            java.lang.reflect.Field field = authInfo.getClass().getDeclaredField("supplySide");
            field.setAccessible(true);
            field.set(authInfo, actualIsSupplySide);
        } catch (Exception e) {
            System.out.println("ℹ️ 无法设置supplySide属性: " + e.getMessage());
        }

        System.out.println("🎯 认证信息详情: " +
                "系统类型=" + (actualIsSupplySide ? "采购端" : "销售端") +
                ", 公司=" + authInfo.getManagercompany() +
                ", 部门=" + authInfo.getManagerdepartment() +
                ", 组织=" + authInfo.getOrganization() +
                ", 角色=" + authInfo.getRole() +
                ", 负责人=" + authInfo.getUserName() +
                ", 协助人=" + authInfo.getAssistant());

        return authInfo;
    }

    /**
     * 查找选中的产品项 - 修复版本
     * 优先使用前端传递的选中ID，如果没有则使用第一个
     */
    private UserProductCartDTO.ProductInfo findSelectedProduct(UserProductCartDTO userInfo, String targetProductItemId) {
        if (userInfo.getProducts() == null || userInfo.getProducts().isEmpty()) {
            return null;
        }

        // 🔥 关键修复：优先使用前端传递的选中产品项ID
        if (targetProductItemId != null && !targetProductItemId.trim().isEmpty()) {
            for (UserProductCartDTO.ProductInfo product : userInfo.getProducts()) {
                if (targetProductItemId.equals(product.getProductId())) {
                    System.out.println("✅ 找到前端选中的产品项: " + product.getProductId());
                    return product;
                }
            }
            System.out.println("⚠️ 未找到前端指定的产品项: " + targetProductItemId);
        }

        // 🔥 其次检查是否有标记为选中的产品项
        for (UserProductCartDTO.ProductInfo product : userInfo.getProducts()) {
            if (isProductSelected(product)) {
                System.out.println("✅ 找到标记为选中的产品项: " + product.getProductId());
                return product;
            }
        }

        // 🔥 最后才返回第一个产品项
        UserProductCartDTO.ProductInfo firstItem = userInfo.getProducts().get(0);
        System.out.println("🔄 使用第一个产品项作为默认: " + firstItem.getProductId());
        return firstItem;
    }

    /**
     * 判断产品项是否被选中（根据业务逻辑）
     */
    private boolean isProductSelected(UserProductCartDTO.ProductInfo product) {
        // 这里可以根据业务需求实现选中逻辑
        // 例如：通过某个字段标识，或者外部传入的参数

        // 临时方案：默认返回false，使用第一个产品项
        return false;
    }

    /**
     * 专门为公海池客户转换DTO的方法 - 采购端使用产品信息（修复版本）
     * 新增HttpServletRequest参数用于获取选中的产品项ID
     */
    private UnifiedCustomerDTO convertToUnifiedDTOForPublicSea(UserProductCartDTO userInfo, HttpServletRequest request) {
        UnifiedCustomerDTO dto = new UnifiedCustomerDTO();

        // 设置用户基础信息
        dto.setId(userInfo.getUserId() != null ? userInfo.getUserId() : "");
        dto.setPhoneNumber(userInfo.getPhoneNumber() != null ? userInfo.getPhoneNumber() : "");

        // 设置公司信息
        dto.setCompany(userInfo.getCompany() != null ? userInfo.getCompany() : "");
        dto.setRegion(userInfo.getRegion() != null ? userInfo.getRegion() : "");

        // 设置需求和规格
        dto.setDemand(userInfo.getDemand() != null ? userInfo.getDemand() : "");
        dto.setSpec(userInfo.getSpec() != null ? userInfo.getSpec() : "");

        // 类型转换
        String frontendType = convertDatabaseTypeToFrontend(userInfo.getType());
        dto.setType(frontendType != null ? frontendType : "");

        dto.setNickName(userInfo.getNickName() != null ? userInfo.getNickName() : "");
        dto.setLevel(userInfo.getLevel() != null ? userInfo.getLevel() : "公海池");
        dto.setCreated_at(userInfo.getCreated_at());
        dto.setUpdated_at(userInfo.getUpdated_at());
        // 添加通知信息转换
        dto.setNotice(userInfo.getNotice() != null ? userInfo.getNotice() : "");

        // 关键：设置数据源标识为wechat
        dto.setDataSource("wechat");

        // 设置联系人信息 - 从usersContacts获取
        setContactInfoSafely(dto, userInfo);

        // 设置负责人信息
        setManagerInfoSafely(dto, userInfo.getUserId());

        // 设置公海需求信息 - 从产品表获取（采购端）
        if (userInfo.getProducts() != null && !userInfo.getProducts().isEmpty()) {
            // 🔥 关键修复：从HttpServletRequest中获取目标产品项ID
            String targetProductItemId = getTargetProductItemIdFromRequest(request);

            UserProductCartDTO.ProductInfo selectedProduct = findSelectedProduct(userInfo, targetProductItemId);

            // 设置到单个字段 - 使用选中的产品项
            dto.setProductName(selectedProduct.getProductName() != null ? selectedProduct.getProductName() : "");
            dto.setVariety(selectedProduct.getVariety() != null ? selectedProduct.getVariety() : "");
            dto.setSpecification(selectedProduct.getSpecification() != null ? selectedProduct.getSpecification() : "");
            dto.setQuantity(selectedProduct.getQuantity() != null ? selectedProduct.getQuantity() : 0);
            dto.setGrossWeight(selectedProduct.getGrossWeight() != null ? selectedProduct.getGrossWeight() : "");
            dto.setYolk(selectedProduct.getYolk() != null ? selectedProduct.getYolk() : "");

            // 🔥 关键修改：设置选中的产品项ID
            dto.setTargetProductItemId(selectedProduct.getProductId() != null ? selectedProduct.getProductId() : "");

            // 设置customDetails为产品信息
            dto.setCustomDetails(userInfo.getProducts().toArray());

            System.out.println("✅ 成功设置选中产品项到DTO: " + selectedProduct.getProductName() +
                    ", 产品项ID: " + selectedProduct.getProductId() +
                    ", 是否前端指定: " + (targetProductItemId != null));
        } else {
            // 如果没有产品信息，设置默认值
            setDefaultProductValues(dto);
            System.out.println("⚠️ 没有产品信息，使用默认值");
        }

        // 设置 productItems 到 UnifiedCustomerDTO - 采购端关键修复
        if (userInfo.getProducts() != null && !userInfo.getProducts().isEmpty()) {
            List<UnifiedCustomerDTO.ProductItem> unifiedProductItems = userInfo.getProducts().stream()
                    .map(product -> {
                        UnifiedCustomerDTO.ProductItem unifiedItem = new UnifiedCustomerDTO.ProductItem();
                        unifiedItem.setProductId(product.getProductId() != null ? product.getProductId() : "");
                        unifiedItem.setProductName(product.getProductName() != null ? product.getProductName() : "");
                        unifiedItem.setVariety(product.getVariety() != null ? product.getVariety() : "");
                        unifiedItem.setSpecification(product.getSpecification() != null ? product.getSpecification() : "");
                        unifiedItem.setQuantity(product.getQuantity() != null ? product.getQuantity() : 0);
                        unifiedItem.setGrossWeight(product.getGrossWeight() != null ? product.getGrossWeight() : "");
                        unifiedItem.setYolk(product.getYolk() != null ? product.getYolk() : "");
                        return unifiedItem;
                    })
                    .collect(Collectors.toList());
            dto.setProductItems(unifiedProductItems);
            System.out.println("✅ 成功设置 productItems 到 UnifiedCustomerDTO，数量: " + unifiedProductItems.size());
        } else {
            System.out.println("❌ 没有产品数据可设置到 productItems");
        }

        return dto;
    }

    /**
     * 从请求参数中获取目标产品项ID - 完整实现
     */
    private String getTargetProductItemIdFromRequest(HttpServletRequest request) {
        try {
            if (request == null) {
                System.out.println("⚠️ HttpServletRequest为null");
                return null;
            }

            // 1. 首先从URL查询参数中获取
            String targetProductItemId = request.getParameter("targetProductItemId");

            if (targetProductItemId != null && !targetProductItemId.trim().isEmpty()) {
                System.out.println("🎯 从URL参数获取到目标产品项ID: " + targetProductItemId);
                return targetProductItemId.trim();
            }

            // 2. 如果URL参数中没有，尝试从请求属性中获取
            Object attributeValue = request.getAttribute("targetProductItemId");
            if (attributeValue != null) {
                String productItemId = attributeValue.toString();
                System.out.println("🎯 从请求属性获取到目标产品项ID: " + productItemId);
                return productItemId;
            }

            // 3. 尝试从Header中获取
            String headerValue = request.getHeader("X-Target-ProductItem-Id");
            if (headerValue != null && !headerValue.trim().isEmpty()) {
                System.out.println("🎯 从Header获取到目标产品项ID: " + headerValue);
                return headerValue.trim();
            }

            System.out.println("⚠️ 未从请求中获取到目标产品项ID");
            return null;

        } catch (Exception e) {
            System.err.println("❌ 获取目标产品项ID失败: " + e.getMessage());
            return null;
        }
    }

    /**
     * 安全设置负责人信息
     */
    private void setManagerInfoSafely(UnifiedCustomerDTO dto, String userId) {
        try {
            System.out.println("🔍 查询用户负责人信息，用户ID: " + userId);
            UsersManagements userManager = supplyUsersManagementsMapper.findByUserId(userId);

            if (userManager != null) {
                System.out.println("✅ 找到负责人信息，设置到DTO");
                // 设置负责人信息到统一的DTO字段
                dto.setManagercompany(userManager.getManagercompany() != null ? userManager.getManagercompany() : "");
                dto.setManagerdepartment(userManager.getManagerdepartment() != null ? userManager.getManagerdepartment() : "");
                dto.setOrganization(userManager.getOrganization() != null ? userManager.getOrganization() : "");
                dto.setRole(userManager.getRole() != null ? userManager.getRole() : "");
                dto.setUserName(userManager.getUserName() != null ? userManager.getUserName() : "");
                dto.setAssistant(userManager.getAssistant() != null ? userManager.getAssistant() : "");

                // 调试日志
                System.out.println("📝 负责人信息详情: " +
                        "公司=" + dto.getManagercompany() +
                        ", 部门=" + dto.getManagerdepartment() +
                        ", 组织=" + dto.getOrganization() +
                        ", 角色=" + dto.getRole() +
                        ", 负责人=" + dto.getUserName() +
                        ", 协助人=" + dto.getAssistant());
            } else {
                System.out.println("⚠️ 未找到负责人信息，用户可能为公海池客户");
                // 设置默认值
                setDefaultManagerValues(dto);
            }
        } catch (Exception e) {
            System.err.println("❌ 查询负责人信息失败: " + e.getMessage());
            // 发生异常时设置默认值
            setDefaultManagerValues(dto);
        }
    }

    /**
     * 设置默认负责人值
     */
    private void setDefaultManagerValues(UnifiedCustomerDTO dto) {
        dto.setManagercompany("");
        dto.setManagerdepartment("");
        dto.setOrganization("");
        dto.setRole("");
        dto.setUserName("");
        dto.setAssistant("");
    }

    /**
     * 设置默认产品值
     */
    private void setDefaultProductValues(UnifiedCustomerDTO dto) {
        dto.setProductName("");
        dto.setVariety("");
        dto.setSpecification("");
        dto.setQuantity(0);
        dto.setGrossWeight("");
        dto.setYolk("");
    }

    /**
     * 安全设置联系人信息
     */
    private void setContactInfoSafely(UnifiedCustomerDTO dto, UserProductCartDTO userInfo) {
        if (userInfo.getUsersContacts() != null && !userInfo.getUsersContacts().isEmpty()) {
            UserProductCartDTO.UsersContacts contact = userInfo.getUsersContacts().get(0);
            dto.setWechat(contact.getWechat() != null ? contact.getWechat() : "");
            dto.setAccount(contact.getAccount() != null ? contact.getAccount() : "");
            dto.setAccountNumber(contact.getAccountNumber() != null ? contact.getAccountNumber() : "");
            dto.setBank(contact.getBank() != null ? contact.getBank() : "");
            dto.setAddress(contact.getAddress() != null ? contact.getAddress() : "");
        } else {
            setDefaultContactValues(dto);
        }
    }

    /**
     * 设置默认联系人值
     */
    private void setDefaultContactValues(UnifiedCustomerDTO dto) {
        dto.setWechat("");
        dto.setAccount("");
        dto.setAccountNumber("");
        dto.setBank("");
        dto.setAddress("");
    }

    /**
     * 数据库类型转前端类型
     */
    private String convertDatabaseTypeToFrontend(String databaseType) {
        if (databaseType == null) {
            return null;
        }
        switch (databaseType) {
            case "seller":
                return "供应端";
            case "buyer":
                return "客户端";
            case "both":
                return "BOTH";
            default:
                return databaseType;
        }
    }

    /**
     * 根据手机号查询客户详情
     */
    @GetMapping("/customers/by-phone")
    public ResponseEntity<Map<String, Object>> getByPhone(@RequestParam String phoneNumber, HttpServletRequest request) {
        System.out.println("+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
        System.out.println("getByPhone: ---------------------------------------------------" + phoneNumber);
        Map<String, Object> response = new HashMap<>();
        try {
            // 从URL参数获取用户类型，与前端保持一致
            String isSupplySideParam = request.getParameter("isSupplySide");
            boolean isSupplySide = !"false".equalsIgnoreCase(isSupplySideParam);
            System.out.println("🎯 根据URL参数选择认证类型: " + (isSupplySide ? "采购端" : "销售端"));
            
            // 从URL参数获取认证信息
            ManagerAuthInfo authInfo = getManagerAuthInfoFromRequest(request, isSupplySide);

            if (authInfo == null) {
                response.put("success", false);
                response.put("message", "用户未登录或认证信息缺失");
                return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(response);
            }

            UnifiedCustomerDTO customer = supplyCustomerService.getCustomerByPhone(phoneNumber, authInfo);

            // 检查客户等级，如果是公海池客户，确保数据源正确
            if (customer != null && customer.getLevel() != null &&
                    (customer.getLevel().contains("sea-pools") || "公海池".equals(customer.getLevel()))) {
                customer.setDataSource("wechat");
            }

            response.put("success", true);
            response.put("data", customer);
            return ResponseEntity.ok(response);
        } catch (IllegalArgumentException e) {
            response.put("success", false);
            response.put("message", e.getMessage());
            return ResponseEntity.badRequest().body(response);
        } catch (RuntimeException e) {
            response.put("success", false);
            response.put("message", e.getMessage());
            return ResponseEntity.notFound().build();
        } catch (Exception e) {
            response.put("success", false);
            response.put("message", "服务器错误：" + e.getMessage());
            return ResponseEntity.internalServerError().body(response);
        }
    }

    /**
     * 更新基于电话号码的客户信息（专门用于公海池客户）- 采购员权限：只允许更新为seller和both类型
     */
    @PutMapping("/phone-customers/update")
    public ResponseEntity<Map<String, Object>> updatePhoneCustomer(@RequestBody UnifiedCustomerDTO updatedDTO, HttpServletRequest request) {
        Map<String, Object> response = new HashMap<>();

        try {
            // 从URL参数获取用户类型，与前端保持一致
            String isSupplySideParam = request.getParameter("isSupplySide");
            boolean isSupplySide = !"false".equalsIgnoreCase(isSupplySideParam);
            System.out.println("🎯 根据URL参数选择认证类型: " + (isSupplySide ? "采购端" : "销售端"));
            
            // 获取认证信息
            ManagerAuthInfo authInfo = getManagerAuthInfoFromRequest(request, isSupplySide);
            if (authInfo == null) {
                response.put("success", false);
                response.put("message", "用户未登录或认证信息缺失");
                return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(response);
            }

            System.out.println("======= 开始处理公海池客户更新（wechat数据源）- 采购端 =======");
            System.out.println("手机号: " + updatedDTO.getPhoneNumber());
            System.out.println("原始等级: " + updatedDTO.getLevel());
            System.out.println("负责人信息: " + authInfo.getUserName());

            // 🔥 在Controller层先进行类型转换
            System.out.println("🔄 Controller层类型转换前: " + updatedDTO.getType());
            String originalType = updatedDTO.getType();
            String convertedType = convertCustomerTypeInController(originalType);
            updatedDTO.setType(convertedType);
            System.out.println("🔄 Controller层类型转换后: " + originalType + " → " + convertedType);

            System.out.println("🔐 负责人认证信息: " +
                    "公司=" + authInfo.getManagercompany() +
                    ", 部门=" + authInfo.getManagerdepartment() +
                    ", 组织=" + authInfo.getOrganization() +
                    ", 角色=" + authInfo.getRole() +
                    ", 负责人=" + authInfo.getUserName() +
                    ", 协助人=" + authInfo.getAssistant());

            // 采购员权限：校验客户类型，只允许seller和both
            if (!"seller".equals(updatedDTO.getType()) && !"both".equals(updatedDTO.getType())) {
                System.out.println("❌ 权限校验失败：采购员只能更新为seller或both类型，当前类型: " + updatedDTO.getType());
                response.put("success", false);
                response.put("message", "采购员权限只能更新为供应端类型客户");
                return ResponseEntity.badRequest().body(response);
            }

            // 调用服务层 - 传递authInfo用于负责人信息更新
            System.out.println("🔄 调用Service更新方法...");
            boolean success = supplyCustomerService.updatePhoneBasedCustomer(updatedDTO, authInfo);

            System.out.println("✅ Service返回结果: " + success);

            if (success) {
                System.out.println("🎉 公海池客户信息更新成功");
                response.put("success", true);
                response.put("message", "客户信息更新成功");
                
                // 记录修改客户信息操作
                informationTraService.recordOperationEvent(
                        updatedDTO.getPhoneNumber(),
                        updatedDTO.getUserName() != null ? updatedDTO.getUserName() : "",
                        updatedDTO.getPhoneNumber() + "-更新客户",
                        authInfo.getManagercompany(),
                        authInfo.getManagerdepartment(),
                        authInfo.getOrganization(),
                        authInfo.getRole(),
                        authInfo.getUserName(),
                        authInfo.getAssistant()
                );
                
                return ResponseEntity.ok(response);
            } else {
                System.out.println("❌ 公海池客户信息更新失败");
                response.put("success", false);
                response.put("message", "客户信息更新失败");
                return ResponseEntity.internalServerError().body(response);
            }
        } catch (Exception e) {
            System.err.println("💥 更新公海池客户信息异常: " + e.getMessage());
            e.printStackTrace();
            response.put("success", false);
            response.put("message", "服务器错误：" + e.getMessage());
            return ResponseEntity.internalServerError().body(response);
        }
    }

    /**
     * Controller层的类型转换方法 - 采购端
     */
    private String convertCustomerTypeInController(String originalType) {
        if (originalType == null) {
            return "seller";
        }

        switch (originalType.toUpperCase()) {
            case "BOTH":
                return "both";
            case "客户端":
            case "BUYER":
                return "buyer";
            case "供应端":
            case "SELLER":
                return "seller";
            default:
                return originalType;
        }
    }

    /**
     * 更新基于电话号码的客户信息（专门用于公海池客户）- 采购员权限：只允许更新为seller和both类型
     */
    @PutMapping("/customers/update")
    public ResponseEntity<Map<String, Object>> updateCustomer(
            @RequestBody UnifiedCustomerDTO updatedDTO, HttpServletRequest request) {

        Map<String, Object> response = new HashMap<>();
        try {
            System.out.println("======= 🔄 开始更新非公海池客户信息（采购端） =======");
            System.out.println("数据源: " + updatedDTO.getDataSource());
            System.out.println("客户ID: " + updatedDTO.getId());
            System.out.println("手机号: " + updatedDTO.getPhoneNumber());
            System.out.println("客户类型(转换前): " + updatedDTO.getType());
            System.out.println("客户等级: " + updatedDTO.getLevel());
            System.out.println("公司: " + updatedDTO.getCompany());
            System.out.println("区域: " + updatedDTO.getRegion());
            System.out.println("昵称: " + updatedDTO.getNickName());
            System.out.println("微信: " + updatedDTO.getWechat());
            System.out.println("地址: " + updatedDTO.getAddress());

            // 打印负责人信息
            System.out.println("=== 负责人信息 ===");
            System.out.println("负责人公司: " + updatedDTO.getManagercompany());
            System.out.println("负责人部门: " + updatedDTO.getManagerdepartment());
            System.out.println("负责人组织: " + updatedDTO.getOrganization());
            System.out.println("负责人角色: " + updatedDTO.getRole());
            System.out.println("负责人姓名: " + updatedDTO.getUserName());
            System.out.println("协助人: " + updatedDTO.getAssistant());

            // 🎯 关键修复：先进行数据源验证和修正
            String originalDataSource = updatedDTO.getDataSource();
            String verifiedDataSource = verifyAndCorrectDataSource(updatedDTO);

            if (!originalDataSource.equals(verifiedDataSource)) {
                System.out.println("🔄 数据源自动修正: " + originalDataSource + " → " + verifiedDataSource);
                updatedDTO.setDataSource(verifiedDataSource);
            }

            // 🎯 关键修复：从URL参数获取用户类型，与前端保持一致
            String isSupplySideParam = request.getParameter("isSupplySide");
            boolean isSupplySide = !"false".equalsIgnoreCase(isSupplySideParam);
            System.out.println("🎯 根据URL参数选择认证类型: " + (isSupplySide ? "采购端" : "销售端"));

            // 获取认证信息 - 根据URL参数选择
            ManagerAuthInfo authInfo = getManagerAuthInfoFromRequest(request, isSupplySide);
            if (authInfo == null) {
                response.put("success", false);
                response.put("message", "用户未登录或认证信息缺失");
                return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(response);
            }

            // 关键修复：添加客户类型转换逻辑
            System.out.println("🔄 Controller层类型转换前: " + updatedDTO.getType());
            String originalType = updatedDTO.getType();
            String convertedType = convertCustomerTypeInController(originalType);
            updatedDTO.setType(convertedType);
            System.out.println("🔄 Controller层类型转换后: " + originalType + " → " + convertedType);

            System.out.println("=== 数据验证 ===");
            System.out.println("手机号是否为空: " + (updatedDTO.getPhoneNumber() == null || updatedDTO.getPhoneNumber().trim().isEmpty()));
            System.out.println("客户类型是否有效: " + ("seller".equals(updatedDTO.getType()) || "both".equals(updatedDTO.getType())));
            System.out.println("=========================================");

            // 使用修正后的数据源
            String dataSource = verifiedDataSource;
            System.out.println("🔄 使用修正后的数据源: " + dataSource);

            // 权限校验
            System.out.println("🔐 ====== 开始权限校验 ======");
            System.out.println("🔐 当前类型: " + updatedDTO.getType());
            if (!"seller".equals(updatedDTO.getType()) && !"both".equals(updatedDTO.getType())) {
                System.out.println("❌ 权限校验失败：采购员只能更新为seller或both类型，当前类型: " + updatedDTO.getType());
                response.put("success", false);
                response.put("message", "采购员权限只能更新为供应端类型客户");
                return ResponseEntity.badRequest().body(response);
            }
            System.out.println("✅ 权限校验通过");

            boolean success;

            // 🎯 关键修复：根据修正后的数据源处理更新
            if ("wechat".equals(dataSource)) {
                System.out.println("🎯 使用wechat数据源更新客户信息");
                if (updatedDTO.getPhoneNumber() == null || updatedDTO.getPhoneNumber().trim().isEmpty()) {
                    throw new IllegalArgumentException("更新微信数据源时手机号不能为空");
                }

                // 🚨 重要：检查客户是否真的在wechat数据源中
                UserProductCartDTO wechatCustomer = supplyPoolCustomerService.getWechatCustomerByPhone(updatedDTO.getPhoneNumber());
                if (wechatCustomer == null) {
                    System.out.println("❌ wechat数据源中未找到该客户，手机号: " + updatedDTO.getPhoneNumber());
                    response.put("success", false);
                    response.put("message", "微信数据源中未找到该客户信息");
                    return ResponseEntity.badRequest().body(response);
                }

                // 🎯 关键修复：确保传递正确的负责人信息处理标志
                success = supplyCustomerService.updateWechatCustomer(updatedDTO, authInfo, true);

            } else if ("default".equals(dataSource)) {
                System.out.println("🎯 使用默认数据源更新");
                if (updatedDTO.getId() == null || updatedDTO.getId().trim().isEmpty()) {
                    throw new IllegalArgumentException("更新默认数据源时公司ID不能为空");
                }

                // 检查default数据源中客户是否存在
                boolean exists = supplyCustomerService.checkDefaultCustomerExists(updatedDTO.getId());
                if (!exists) {
                    System.out.println("❌ default数据源中不存在ID为" + updatedDTO.getId() + "的客户");
                    
                    // 尝试检查该客户是否存在于wechat数据源
                    boolean existsInWechat = false;
                    try {
                        // 先尝试通过手机号查找
                        if (updatedDTO.getPhoneNumber() != null && !updatedDTO.getPhoneNumber().trim().isEmpty()) {
                            System.out.println("🔍 尝试通过手机号在wechat数据源中查找客户: " + updatedDTO.getPhoneNumber());
                            UnifiedCustomerDTO wechatCustomerDTO = supplyCustomerService.getCustomerByPhone(updatedDTO.getPhoneNumber(), authInfo);
                            if (wechatCustomerDTO != null) {
                                existsInWechat = true;
                                System.out.println("✅ 在wechat数据源中找到客户");
                            }
                        }
                        // 如果手机号查找失败，尝试通过ID查找
                        if (!existsInWechat && updatedDTO.getId() != null && !updatedDTO.getId().trim().isEmpty()) {
                            System.out.println("🔍 尝试通过ID在wechat数据源中查找客户: " + updatedDTO.getId());
                            UnifiedCustomerDTO wechatCustomerDTO = supplyCustomerService.getWechatCustomerById(updatedDTO.getId(), authInfo);
                            if (wechatCustomerDTO != null) {
                                existsInWechat = true;
                                System.out.println("✅ 在wechat数据源中找到客户");
                            }
                        }
                    } catch (Exception e) {
                        System.err.println("⚠️ 检查wechat数据源时出错: " + e.getMessage());
                    }
                    
                    if (existsInWechat) {
                        System.out.println("🔄 自动切换到wechat数据源进行更新");
                        updatedDTO.setDataSource("wechat");
                        success = supplyCustomerService.updateWechatCustomer(updatedDTO, authInfo, true);
                        response.put("success", true);
                        response.put("message", "客户信息更新成功（自动切换到正确的数据源）");
                        return ResponseEntity.ok(response);
                    } else {
                        response.put("success", false);
                        response.put("message", "默认数据源中未找到该客户，请检查ID或数据源是否正确");
                        return ResponseEntity.badRequest().body(response);
                    }
                }

                success = supplyCustomerService.updateDefaultCustomer(updatedDTO, authInfo);

                // 验证更新结果
                if (!success) {
                    System.out.println("❌ SQL执行成功但未更新任何记录，可能数据未变化或记录不存在");
                    response.put("success", false);
                    response.put("message", "更新失败，未找到可更新的客户记录（可能数据无变化或ID错误）");
                    return ResponseEntity.internalServerError().body(response);
                }
            } else {
                System.out.println("❌ 不支持的数据源: " + dataSource);
                response.put("success", false);
                response.put("message", "不支持的数据源: " + dataSource);
                return ResponseEntity.badRequest().body(response);
            }

            // 记录更新客户信息操作
            informationTraService.recordOperationEvent(
                    updatedDTO.getPhoneNumber(),
                    updatedDTO.getNickName() != null ? updatedDTO.getNickName() : "",
                    updatedDTO.getPhoneNumber() + "-更新客户",
                    updatedDTO.getManagercompany() != null ? updatedDTO.getManagercompany() : "",
                    updatedDTO.getManagerdepartment() != null ? updatedDTO.getManagerdepartment() : "",
                    updatedDTO.getOrganization() != null ? updatedDTO.getOrganization() : "",
                    updatedDTO.getRole() != null ? updatedDTO.getRole() : "",
                    updatedDTO.getUserName() != null ? updatedDTO.getUserName() : "",
                    updatedDTO.getAssistant() != null ? updatedDTO.getAssistant() : ""
            );
            
            // 🎯 关键修复：返回修正后的数据源信息给前端
            Map<String, Object> result = new HashMap<>();
            result.put("success", true);
            result.put("message", "客户信息更新成功");
            result.put("correctedDataSource", verifiedDataSource);
            result.put("originalDataSource", originalDataSource);

            if (!originalDataSource.equals(verifiedDataSource)) {
                result.put("dataSourceCorrected", true);
                result.put("message", "客户信息更新成功（数据源已自动修正）");
            }

            return ResponseEntity.ok(result);

        } catch (IllegalArgumentException e) {
            response.put("success", false);
            response.put("message", e.getMessage());
            return ResponseEntity.badRequest().body(response);
        } catch (RuntimeException e) {
            response.put("success", false);
            response.put("message", e.getMessage());
            return ResponseEntity.notFound().build();
        } catch (Exception e) {
            System.err.println("更新客户信息失败: " + e.getMessage());
            e.printStackTrace();
            response.put("success", false);
            response.put("message", "服务器错误：" + e.getMessage());
            return ResponseEntity.internalServerError().body(response);
        }
    }

    /**
     * 验证并修正数据源
     * 根据客户ID和手机号自动检测客户实际所在的数据源
     */
    private String verifyAndCorrectDataSource(UnifiedCustomerDTO updatedDTO) {
        String dataSource = updatedDTO.getDataSource();
        String customerId = updatedDTO.getId();
        String phoneNumber = updatedDTO.getPhoneNumber();

        System.out.println("🔍 开始验证数据源...");
        System.out.println("📱 手机号: " + phoneNumber);
        System.out.println("🆔 客户ID: " + customerId);
        System.out.println("📊 前端指定数据源: " + dataSource);

        // 🔥 关键修复：尊重前端指定的数据源，只在明确错误时修正
        if ("default".equals(dataSource)) {
            // 检查default数据源中客户是否存在
            boolean existsInDefault = supplyCustomerService.checkDefaultCustomerExists(customerId);

            if (existsInDefault) {
                System.out.println("✅ 客户确实在default数据源中，保持数据源不变");
                return "default";
            } else {
                System.out.println("⚠️ default数据源中未找到客户，尝试检查wechat数据源");
                // 只有在default数据源不存在时才检查wechat
                try {
                    UserProductCartDTO wechatCustomer = supplyPoolCustomerService.getWechatCustomerByPhone(phoneNumber);
                    if (wechatCustomer != null) {
                        System.out.println("🔄 检测到客户存在于wechat数据源，自动修正数据源");
                        return "wechat";
                    }
                } catch (Exception e) {
                    System.err.println("❌ 检查wechat数据源失败: " + e.getMessage());
                }
            }
        }

        // 保持原数据源
        System.out.println("✅ 保持原数据源: " + dataSource);
        return dataSource;
    }
}