package controllers

import (
	"strconv"
	"strings"

	"server/models"

	"github.com/beego/beego/v2/client/orm"
	beego "github.com/beego/beego/v2/server/web"
)

// IndexPortalController 前台门户及租户官网公共接口（无需登录）
type IndexPortalController struct {
	beego.Controller
}

// getTidByHost 根据访问域名识别租户 ID，默认返回 1
func (c *IndexPortalController) getTidByHost() uint64 {
	host := c.Ctx.Request.Host
	parts := strings.Split(host, ":")
	domain := parts[0]

	if domain == "localhost" || domain == "127.0.0.1" {
		return 1 // 开发环境默认租户
	}

	var td models.SystemTenantDomain
	err := models.Orm.QueryTable(new(models.SystemTenantDomain)).
		Filter("full_domain", domain).
		Filter("status", 1).
		Filter("delete_time__isnull", true).
		One(&td)
	if err == nil && td.Tid != nil {
		return *td.Tid
	}
	return 1 // 默认租户
}

// GetHeadMenu GET /index/headmenu
func (c *IndexPortalController) GetHeadMenu() {
	// 前台的静态导航菜单结构
	menuData := []map[string]interface{}{
		{
			"id":    1,
			"title": "首页",
			"path":  "/",
			"type":  2,
		},
		{
			"id":    2,
			"title": "解决方案",
			"path":  "/solutions",
			"type":  2,
			"children": []map[string]interface{}{
				{
					"id":    21,
					"title": "行业解决方案",
					"path":  "/solutions/solution",
					"type":  2,
				},
				{
					"id":    22,
					"title": "成功案例",
					"path":  "/solutions/successCases",
					"type":  2,
				},
			},
		},
		{
			"id":    3,
			"title": "新闻中心",
			"path":  "/newsCenter",
			"type":  2,
			"children": []map[string]interface{}{
				{
					"id":    31,
					"title": "站点新闻",
					"path":  "/newsCenter/news",
					"type":  2,
				},
				{
					"id":    32,
					"title": "站点公告",
					"path":  "/newsCenter/announcement",
					"type":  2,
				},
				{
					"id":    33,
					"title": "技术中心",
					"path":  "/newsCenter/technologyCenter",
					"type":  2,
				},
			},
		},
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": menuData,
	}
	_ = c.ServeJSON()
}

// GetFooterData GET /index/footerdata
func (c *IndexPortalController) GetFooterData() {
	tid := c.getTidByHost()

	// 准备默认的 Footer 配置数据
	footerMap := map[string]string{
		"sitename":    "云泽官方网站",
		"companyname": "云泽智能科技有限公司",
		"copyright":   "Copyright © 2026 Yunzer. All Rights Reserved.",
		"icp":         "苏ICP备2026000000号-1",
		"description": "专业为企业建设数字化管理与官网门户的一站式 SaaS 服务平台",
		"logo":        "",
		"logow":       "",
		"ico":         "",
	}

	// 尝试从租户站点设置表中查询最新的配置
	var rows []models.TenantSiteSetting
	_, err := models.Orm.QueryTable(new(models.TenantSiteSetting)).
		Filter("tid", tid).
		Filter("delete_time__isnull", true).
		Limit(1).
		All(&rows)
	if err == nil && len(rows) > 0 {
		r := rows[0]
		if r.Sitename != "" {
			footerMap["sitename"] = r.Sitename
		}
		if r.Companyname != "" {
			footerMap["companyname"] = r.Companyname
		}
		if r.Copyright != "" {
			footerMap["copyright"] = r.Copyright
		}
		if r.Icp != "" {
			footerMap["icp"] = r.Icp
		}
		if r.Description != "" {
			footerMap["description"] = r.Description
		}
		footerMap["logo"] = r.Logo
		footerMap["logow"] = r.Logow
		footerMap["ico"] = r.Ico
	}

	// 将 Map 转换为前端需要的 [{label: "...", value: "..."}] 数组格式
	var dataList []map[string]string
	for k, v := range footerMap {
		dataList = append(dataList, map[string]string{
			"label": k,
			"value": v,
		})
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": dataList,
	}
	_ = c.ServeJSON()
}

// GetNewsCenterTop4 GET /index/newscentertop4
func (c *IndexPortalController) GetNewsCenterTop4() {
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	var articles []models.CmsArticle
	_, err := models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("tid", tid).
		Filter("status", 1).
		Filter("delete_time__isnull", true).
		OrderBy("-top", "-recommend", "-id").
		Limit(4).
		All(&articles)

	if err != nil {
		c.Data["json"] = map[string]interface{}{"code": 200, "data": []interface{}{}}
		_ = c.ServeJSON()
		return
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": articles,
	}
	_ = c.ServeJSON()
}

// queryCmsArticles 统一的分页查询文章辅助方法
func (c *IndexPortalController) queryCmsArticles(categoryName string, categoryID int64) {
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	page, _ := c.GetInt("page", 1)
	limit, _ := c.GetInt("limit", 10)
	if page < 1 {
		page = 1
	}
	if limit < 1 {
		limit = 10
	}

	qs := models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("tid", tid).
		Filter("status", 1).
		Filter("delete_time__isnull", true)

	// 如果有传具体的分类 ID
	if categoryID > 0 {
		qs = qs.Filter("cate_id", categoryID)
	}

	total, _ := qs.Count()

	var articles []models.CmsArticle
	_, err := qs.OrderBy("-top", "-id").
		Limit(limit, (page-1)*limit).
		All(&articles)

	if err != nil {
		c.Data["json"] = map[string]interface{}{
			"code": 200,
			"data": map[string]interface{}{
				"list":  []interface{}{},
				"total": 0,
			},
		}
		_ = c.ServeJSON()
		return
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": map[string]interface{}{
			"list":  articles,
			"total": total,
		},
	}
	_ = c.ServeJSON()
}

// GetCompanyNews GET /index/companynews
func (c *IndexPortalController) GetCompanyNews() {
	// 可根据实际需要分配固定的分类 ID
	c.queryCmsArticles("companynews", 0)
}

// GetKingdeeNews GET /index/kingdeenews
func (c *IndexPortalController) GetKingdeeNews() {
	c.queryCmsArticles("kingdeenews", 0)
}

// GetTechnologyCenter GET /index/technologyCenter
func (c *IndexPortalController) GetTechnologyCenter() {
	categoryID, _ := c.GetInt64("category_id", 0)
	c.queryCmsArticles("technologyCenter", categoryID)
}

// GetTechnologyCategories GET /index/technologyCategories
func (c *IndexPortalController) GetTechnologyCategories() {
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	var categories []models.CmsArticleCategory
	_, err := models.Orm.QueryTable(new(models.CmsArticleCategory)).
		Filter("tid", tid).
		Filter("status", 1).
		Filter("delete_time__isnull", true).
		OrderBy("sort", "id").
		All(&categories)

	if err != nil {
		c.Data["json"] = map[string]interface{}{"code": 200, "data": []interface{}{}}
		_ = c.ServeJSON()
		return
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": categories,
	}
	_ = c.ServeJSON()
}

// GetCompanyNewsDetail GET /index/companynews/detail/:id
func (c *IndexPortalController) GetCompanyNewsDetail() {
	c.getArticleDetail()
}

// GetKingdeeNewsDetail GET /index/kingdeenews/detail/:id
func (c *IndexPortalController) GetKingdeeNewsDetail() {
	c.getArticleDetail()
}

// getArticleDetail 查询文章详情的内部辅助方法
func (c *IndexPortalController) getArticleDetail() {
	idStr := c.Ctx.Input.Param(":id")
	id, _ := strconv.ParseUint(idStr, 10, 64)
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	var article models.CmsArticle
	err := models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("id", id).
		Filter("tid", tid).
		Filter("delete_time__isnull", true).
		One(&article)

	if err != nil {
		c.Data["json"] = map[string]interface{}{"code": 404, "msg": "文章不存在"}
		_ = c.ServeJSON()
		return
	}

	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": article,
	}
	_ = c.ServeJSON()
}

// AddLike POST /index/articleLikes/:id
func (c *IndexPortalController) AddLike() {
	idStr := c.Ctx.Input.Param(":id")
	id, _ := strconv.ParseUint(idStr, 10, 64)
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	_, _ = models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("id", id).
		Filter("tid", tid).
		Update(orm.Params{
			"likes": orm.ColValue(orm.ColAdd, 1),
		})

	c.Data["json"] = map[string]interface{}{"code": 200, "msg": "点赞成功"}
	_ = c.ServeJSON()
}

// ReduceLike POST /index/articleUnlikes/:id
func (c *IndexPortalController) ReduceLike() {
	idStr := c.Ctx.Input.Param(":id")
	id, _ := strconv.ParseUint(idStr, 10, 64)
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	_, _ = models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("id", id).
		Filter("tid", tid).
		Filter("likes__gt", 0).
		Update(orm.Params{
			"likes": orm.ColValue(orm.ColMinus, 1),
		})

	c.Data["json"] = map[string]interface{}{"code": 200, "msg": "已取消点赞"}
	_ = c.ServeJSON()
}

// AddViews POST /index/views/:id
func (c *IndexPortalController) AddViews() {
	idStr := c.Ctx.Input.Param(":id")
	id, _ := strconv.ParseUint(idStr, 10, 64)
	tid := c.getTidByHost()
	_ = models.EnsureCmsArticleTables()

	_, _ = models.Orm.QueryTable(new(models.CmsArticle)).
		Filter("id", id).
		Filter("tid", tid).
		Update(orm.Params{
			"views": orm.ColValue(orm.ColAdd, 1),
		})

	c.Data["json"] = map[string]interface{}{"code": 200, "msg": "阅读量+1"}
	_ = c.ServeJSON()
}

// GetOnePageByPath GET /index/onepage/:path
func (c *IndexPortalController) GetOnePageByPath() {
	// 简单返回空数据，防止前端单页接口报错
	c.Data["json"] = map[string]interface{}{
		"code": 200,
		"msg":  "success",
		"data": nil,
	}
	_ = c.ServeJSON()
}