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"
)

// 文章控制器
type cArticle struct{}

var Article = &cArticle{}

// List 获取文章列表（公开接口）
func (c *cArticle) List(r *ghttp.Request) {
	var req *model.ArticleListRequest
	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
	}

	// 调用文章服务获取列表
	articleService := service.Article()
	result, err := articleService.List(r.Context(), req)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取文章列表失败", Data: err.Error()})
		return
	}

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

// AdminList 获取文章列表（管理后台）
func (c *cArticle) AdminList(r *ghttp.Request) {
	var req *model.ArticleListRequest
	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
	}

	// 调用文章服务获取管理后台列表
	articleService := service.Article()
	result, err := articleService.List(r.Context(), req)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取文章列表失败", Data: err.Error()})
		return
	}

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

// Create 创建文章
func (c *cArticle) Create(r *ghttp.Request) {
	var req *model.CreateArticleRequest
	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
	}

	// 调用文章服务创建文章
	articleService := service.Article()
	err := articleService.Create(r.Context(), req)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "创建文章失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "创建文章成功"})
}

// Detail 获取文章详情（公开接口）
func (c *cArticle) Detail(r *ghttp.Request) {
	id := gconv.Int(r.Get("id"))
	slug := gconv.String(r.Get("slug"))

	if id <= 0 && slug == "" {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "文章ID或别名无效"})
		return
	}

	// 调用文章服务获取详情
	articleService := service.Article()
	var result *model.Article
	var err error

	if id > 0 {
		result, err = articleService.GetById(r.Context(), id)
	} else {
		result, err = articleService.GetBySlug(r.Context(), slug)
	}

	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取文章详情失败", Data: err.Error()})
		return
	}

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

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

// AdminDetail 获取文章详情（管理后台）
func (c *cArticle) AdminDetail(r *ghttp.Request) {
	id := gconv.Int(r.Get("id"))
	if id <= 0 {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "文章ID无效"})
		return
	}

	// 调用文章服务获取管理后台详情
	articleService := service.Article()
	result, err := articleService.GetById(r.Context(), id)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "获取文章详情失败", Data: err.Error()})
		return
	}

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

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

// Update 更新文章
func (c *cArticle) Update(r *ghttp.Request) {
	id := gconv.Int(r.Get("id"))
	if id <= 0 {
		r.Response.WriteJson(&model.Response{Code: 400, Message: "文章ID无效"})
		return
	}

	var req *model.UpdateArticleRequest
	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
	}

	// 调用文章服务更新文章
	articleService := service.Article()
	err := articleService.Update(r.Context(), id, req)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "更新文章失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "更新文章成功"})
}

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

	// 调用文章服务删除文章
	articleService := service.Article()
	err := articleService.Delete(r.Context(), id)
	if err != nil {
		r.Response.WriteJson(&model.Response{Code: 500, Message: "删除文章失败", Data: err.Error()})
		return
	}

	r.Response.WriteJson(&model.Response{Code: 200, Message: "删除文章成功"})
}