package controller

import (
	"cms-api/internal/model"
	"cms-api/internal/service"

	"github.com/gogf/gf/v2/net/ghttp"
	"github.com/gogf/gf/v2/util/gconv"
)

// 附件控制器
type cAttachment struct{}

var Attachment = &cAttachment{}

// List 获取附件列表
func (c *cAttachment) List(r *ghttp.Request) {
	var req *model.AttachmentListRequest
	if err := r.Parse(&req); err != nil {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "参数解析失败", Data: err.Error()})
		return
	}

	// 调用附件服务获取列表
	attachmentService := service.Attachment()
	result, err := attachmentService.List(r.Context(), req)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取附件列表失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "获取成功", Data: result})
}

// Upload 上传附件
func (c *cAttachment) Upload(r *ghttp.Request) {
	// 获取上传的文件
	file := r.GetUploadFile("file")
	if file == nil {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "请选择要上传的文件"})
		return
	}

	// 调用附件服务处理上传
	attachmentService := service.Attachment()
	result, err := attachmentService.Upload(r.Context(), file, "uploads")
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "文件上传失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "上传成功", Data: result})
}

// Delete 删除附件
func (c *cAttachment) Delete(r *ghttp.Request) {
	id := gconv.Int(r.Get("id"))
	if id <= 0 {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "附件ID无效"})
		return
	}

	// 调用附件服务删除附件
	attachmentService := service.Attachment()
	err := attachmentService.Delete(r.Context(), id)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "删除附件失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "删除附件成功"})
}

// Detail 获取附件详情
func (c *cAttachment) Detail(r *ghttp.Request) {
	id := gconv.Int(r.Get("id"))
	if id <= 0 {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "附件ID无效"})
		return
	}

	// 调用附件服务获取详情
	attachmentService := service.Attachment()
	result, err := attachmentService.GetById(r.Context(), id)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取附件详情失败", Data: err.Error()})
		return
	}

	if result == nil {
		r.Response.WriteJson(&model.Response{Code: 404, Message: "附件不存在"})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "获取成功", Data: result})
}