package admin

import (
	"strconv"
	"time"

	"github.com/gofiber/fiber/v2"

	"github.com/break/junhong_cmp_fiber/internal/model/dto"
	enterpriseCardService "github.com/break/junhong_cmp_fiber/internal/service/enterprise_card"
	"github.com/break/junhong_cmp_fiber/pkg/errors"
	"github.com/break/junhong_cmp_fiber/pkg/response"
)

type AuthorizationHandler struct {
	service *enterpriseCardService.AuthorizationService
}

func NewAuthorizationHandler(service *enterpriseCardService.AuthorizationService) *AuthorizationHandler {
	return &AuthorizationHandler{service: service}
}

func (h *AuthorizationHandler) List(c *fiber.Ctx) error {
	var req dto.AuthorizationListReq
	if err := c.QueryParser(&req); err != nil {
		return errors.New(errors.CodeInvalidParam, "请求参数解析失败")
	}

	result, err := h.service.ListRecords(c.UserContext(), enterpriseCardService.ListRecordsRequest{
		EnterpriseID:   req.EnterpriseID,
		ICCID:          req.ICCID,
		AuthorizerType: req.AuthorizerType,
		Status:         req.Status,
		StartTime:      req.StartTime,
		EndTime:        req.EndTime,
		Page:           req.Page,
		PageSize:       req.PageSize,
	})
	if err != nil {
		return err
	}

	items := make([]dto.AuthorizationItem, len(result.Items))
	for i, r := range result.Items {
		authorizedAt, _ := time.ParseInLocation("2006-01-02 15:04:05", r.AuthorizedAt, time.Local)
		var revokedAt *time.Time
		if r.RevokedAt != nil {
			t, _ := time.ParseInLocation("2006-01-02 15:04:05", *r.RevokedAt, time.Local)
			revokedAt = &t
		}

		items[i] = dto.AuthorizationItem{
			ID:             r.ID,
			EnterpriseID:   r.EnterpriseID,
			EnterpriseName: r.EnterpriseName,
			CardID:         r.CardID,
			ICCID:          r.ICCID,
			MSISDN:         r.MSISDN,
			AuthorizedBy:   r.AuthorizedBy,
			AuthorizerName: r.AuthorizerName,
			AuthorizerType: r.AuthorizerType,
			AuthorizedAt:   authorizedAt,
			RevokedBy:      r.RevokedBy,
			RevokerName:    r.RevokerName,
			RevokedAt:      revokedAt,
			Status:         r.Status,
			Remark:         r.Remark,
		}
	}

	return response.SuccessWithPagination(c, items, result.Total, result.Page, result.Size)
}

func (h *AuthorizationHandler) GetDetail(c *fiber.Ctx) error {
	idStr := c.Params("id")
	id, err := strconv.ParseUint(idStr, 10, 64)
	if err != nil {
		return errors.New(errors.CodeInvalidParam, "无效的授权记录ID")
	}

	r, err := h.service.GetRecordDetail(c.UserContext(), uint(id))
	if err != nil {
		return err
	}

	authorizedAt, _ := time.ParseInLocation("2006-01-02 15:04:05", r.AuthorizedAt, time.Local)
	var revokedAt *time.Time
	if r.RevokedAt != nil {
		t, _ := time.ParseInLocation("2006-01-02 15:04:05", *r.RevokedAt, time.Local)
		revokedAt = &t
	}

	result := dto.AuthorizationItem{
		ID:             r.ID,
		EnterpriseID:   r.EnterpriseID,
		EnterpriseName: r.EnterpriseName,
		CardID:         r.CardID,
		ICCID:          r.ICCID,
		MSISDN:         r.MSISDN,
		AuthorizedBy:   r.AuthorizedBy,
		AuthorizerName: r.AuthorizerName,
		AuthorizerType: r.AuthorizerType,
		AuthorizedAt:   authorizedAt,
		RevokedBy:      r.RevokedBy,
		RevokerName:    r.RevokerName,
		RevokedAt:      revokedAt,
		Status:         r.Status,
		Remark:         r.Remark,
	}

	return response.Success(c, result)
}

func (h *AuthorizationHandler) UpdateRemark(c *fiber.Ctx) error {
	idStr := c.Params("id")
	id, err := strconv.ParseUint(idStr, 10, 64)
	if err != nil {
		return errors.New(errors.CodeInvalidParam, "无效的授权记录ID")
	}

	var req dto.UpdateAuthorizationRemarkReq
	if err := c.BodyParser(&req); err != nil {
		return errors.New(errors.CodeInvalidParam, "请求参数解析失败")
	}

	r, err := h.service.UpdateRecordRemark(c.UserContext(), uint(id), req.Remark)
	if err != nil {
		return err
	}

	authorizedAt, _ := time.ParseInLocation("2006-01-02 15:04:05", r.AuthorizedAt, time.Local)
	var revokedAt *time.Time
	if r.RevokedAt != nil {
		t, _ := time.ParseInLocation("2006-01-02 15:04:05", *r.RevokedAt, time.Local)
		revokedAt = &t
	}

	result := dto.AuthorizationItem{
		ID:             r.ID,
		EnterpriseID:   r.EnterpriseID,
		EnterpriseName: r.EnterpriseName,
		CardID:         r.CardID,
		ICCID:          r.ICCID,
		MSISDN:         r.MSISDN,
		AuthorizedBy:   r.AuthorizedBy,
		AuthorizerName: r.AuthorizerName,
		AuthorizerType: r.AuthorizerType,
		AuthorizedAt:   authorizedAt,
		RevokedBy:      r.RevokedBy,
		RevokerName:    r.RevokerName,
		RevokedAt:      revokedAt,
		Status:         r.Status,
		Remark:         r.Remark,
	}

	return response.Success(c, result)
}