package admin

import (
	distributionapp "github.com/break/junhong_cmp_fiber/internal/application/distributionwithdrawal"
	"github.com/break/junhong_cmp_fiber/internal/model/dto"
	distributionquery "github.com/break/junhong_cmp_fiber/internal/query/distributionwithdrawal"
	"github.com/break/junhong_cmp_fiber/pkg/errors"
	"github.com/break/junhong_cmp_fiber/pkg/response"
	"github.com/go-playground/validator/v10"
	"github.com/gofiber/fiber/v2"
	"strconv"
)

// AgentDistributionRegistrationHandler 提供代理注册申请后台查询与原审批恢复。
type AgentDistributionRegistrationHandler struct {
	service   *distributionapp.RegistrationService
	query     *distributionquery.Query
	validator *validator.Validate
}

// NewAgentDistributionRegistrationHandler 创建代理注册申请后台 Handler。
func NewAgentDistributionRegistrationHandler(service *distributionapp.RegistrationService, query *distributionquery.Query, validate *validator.Validate) *AgentDistributionRegistrationHandler {
	return &AgentDistributionRegistrationHandler{service: service, query: query, validator: validate}
}

// List 查询代理注册申请列表。
// GET /api/admin/agent-distribution-registrations
func (h *AgentDistributionRegistrationHandler) List(c *fiber.Ctx) error {
	var req dto.AgentDistributionRegistrationListReq
	if err := c.QueryParser(&req); err != nil {
		return errors.New(errors.CodeInvalidParam, "请求参数解析失败")
	}
	if h.validator != nil {
		if err := h.validator.Struct(&req); err != nil {
			return errors.New(errors.CodeInvalidParam, "代理注册申请查询参数不合法")
		}
	}
	result, err := h.query.ListAgentDistributionRegistrations(c.UserContext(), &req)
	if err != nil {
		return err
	}
	return response.SuccessWithPagination(c, result.Items, result.Total, result.Page, result.Size)
}

// Get 查询代理注册申请详情。
// GET /api/admin/agent-distribution-registrations/:id
func (h *AgentDistributionRegistrationHandler) Get(c *fiber.Ctx) error {
	id, err := strconv.ParseUint(c.Params("id"), 10, 64)
	if err != nil || id == 0 {
		return errors.New(errors.CodeInvalidParam, "无效的注册申请 ID")
	}
	result, err := h.query.AgentDistributionRegistrationDetail(c.UserContext(), uint(id))
	if err != nil {
		return err
	}
	return response.Success(c, result)
}

// RecoverApproval 恢复代理注册原审批提交。
// POST /api/admin/agent-distribution-registrations/:id/recover-approval
func (h *AgentDistributionRegistrationHandler) RecoverApproval(c *fiber.Ctx) error {
	id, err := strconv.ParseUint(c.Params("id"), 10, 64)
	if err != nil || id == 0 {
		return errors.New(errors.CodeInvalidParam, "无效的注册申请 ID")
	}
	if err := h.service.RecoverApproval(c.UserContext(), uint(id)); err != nil {
		return err
	}
	return response.Success(c, &dto.RecoverAgentDistributionRegistrationResp{ID: uint(id), Message: "已受理原审批恢复"})
}