package handler

import (
	"strconv"

	"kra/internal/server/httpx"
	"kra/internal/service"
	"kra/internal/service/dto"

	"github.com/gin-gonic/gin"
)

type Authority struct{ service *service.AccessService }

func NewAuthority(service *service.AccessService) *Authority { return &Authority{service: service} }

func (h *Authority) List(c *gin.Context) {
	items, err := h.service.Authorities(c.Request.Context())
	if err != nil {
		httpx.Fail(c, "获取失败")
		return
	}
	httpx.Write(c, httpx.CodeSuccess, items, "获取成功")
}
func (h *Authority) Create(c *gin.Context) {
	var req dto.AuthorityRequest
	if c.ShouldBindJSON(&req) != nil || req.AuthorityID == 0 {
		httpx.Fail(c, "参数错误")
		return
	}
	value, err := h.service.CreateAuthorityRequest(c.Request.Context(), &req)
	if err != nil {
		httpx.Fail(c, "创建失败:"+err.Error())
		return
	}
	httpx.Write(c, httpx.CodeSuccess, gin.H{"authority": value}, "创建成功")
}
func (h *Authority) Copy(c *gin.Context) {
	var req dto.CopyAuthorityRequest
	if c.ShouldBindJSON(&req) != nil || req.Authority.AuthorityID == 0 || req.OldAuthorityID == 0 {
		httpx.Fail(c, "参数错误")
		return
	}
	value, err := h.service.CopyAuthorityRequest(c.Request.Context(), &req)
	if err != nil {
		httpx.Fail(c, "拷贝失败:"+err.Error())
		return
	}
	httpx.Write(c, httpx.CodeSuccess, gin.H{"authority": value}, "拷贝成功")
}
func (h *Authority) Update(c *gin.Context) {
	var req dto.AuthorityRequest
	if c.ShouldBindJSON(&req) != nil {
		httpx.Fail(c, "参数错误")
		return
	}
	value, err := h.service.UpdateAuthorityRequest(c.Request.Context(), &req)
	if err != nil {
		httpx.Fail(c, "更新失败")
		return
	}
	httpx.Write(c, httpx.CodeSuccess, gin.H{"authority": value}, "更新成功")
}
func (h *Authority) Delete(c *gin.Context) {
	var req dto.DeleteAuthorityRequest
	if c.ShouldBindJSON(&req) != nil {
		httpx.Fail(c, "参数错误")
		return
	}
	if err := h.service.DeleteAuthority(c.Request.Context(), req.AuthorityID); err != nil {
		httpx.Fail(c, err.Error())
		return
	}
	httpx.OK(c)
}
func (h *Authority) SetUsers(c *gin.Context) {
	var req dto.SetRoleUsersRequest
	if c.ShouldBindJSON(&req) != nil {
		httpx.Fail(c, "参数错误")
		return
	}
	if err := h.service.SetAuthorityUsers(c.Request.Context(), req.AuthorityID, req.UserIDs); err != nil {
		httpx.Fail(c, "设置失败")
		return
	}
	httpx.OK(c)
}
func (h *Authority) Users(c *gin.Context) {
	id, _ := strconv.ParseUint(c.Query("authorityId"), 10, 64)
	ids, err := h.service.AuthorityUserIDs(c.Request.Context(), uint(id))
	if err != nil {
		httpx.Fail(c, "获取失败")
		return
	}
	if ids == nil {
		ids = []uint{}
	}
	httpx.Write(c, httpx.CodeSuccess, ids, "获取成功")
}
func (h *Authority) SetDataScope(c *gin.Context) {
	var req dto.SetDataScopeRequest
	if c.ShouldBindJSON(&req) != nil {
		httpx.Fail(c, "参数错误")
		return
	}
	if err := h.service.SetDataScope(c.Request.Context(), req.AuthorityID, req.DataScope, req.DepartmentIDs); err != nil {
		httpx.Fail(c, "设置失败")
		return
	}
	httpx.OK(c)
}
func (h *Authority) DataScopeDepartments(c *gin.Context) {
	id, _ := strconv.ParseUint(c.Query("authorityId"), 10, 64)
	ids, err := h.service.DataScopeDepartmentIDs(c.Request.Context(), uint(id))
	if err != nil {
		httpx.Fail(c, "获取失败")
		return
	}
	if ids == nil {
		ids = []uint{}
	}
	httpx.Write(c, httpx.CodeSuccess, ids, "获取成功")
}