package controllers

import (
	"strconv"
	"strings"

	"server/middleware"
	"server/models"
	"server/pkg/identity"
	"server/pkg/jwtutil"

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

// ==================== 移动端 PasswordStore ====================
//
// 移动端「账号管理」（密码库）接口。与 Web 端 /backend/passwordStore 同一套数据
// （yz_backend_password_store，一个平台下挂多个账号），按 JWT 中的 tid + user_id
// 隔离，小程序「账号管理」页面调用。

type AppPasswordStoreController struct {
	beego.Controller
}

// 只放行移动端与租户端令牌：/api/** 仅被 uniapp 调用，平台令牌不该能打移动端接口。
func (c *AppPasswordStoreController) appPwdClaims() (*jwtutil.Claims, error) {
	claims, err := identity.Claims(c.Ctx.Request.Header.Get("Authorization"), identity.EndApp, identity.EndBackend)
	if err != nil {
		return nil, err
	}
	if claims.UserID <= 0 || claims.TenantId <= 0 {
		return nil, orm.ErrNoRows
	}
	return claims, nil
}

// GetList GET /api/passwordStore/list?keyword=
func (c *AppPasswordStoreController) GetList() {
	cl, e := c.appPwdClaims()
	if e != nil {
		passwordReply(&c.Controller, 401, "未登录或无权限", nil)
		return
	}
	qs := models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID)
	if k := strings.TrimSpace(c.GetString("keyword")); k != "" {
		cond := orm.NewCondition().
			Or("platform__icontains", k).
			Or("url__icontains", k).
			Or("accounts__icontains", k).
			Or("remark__icontains", k)
		qs = qs.SetCond(orm.NewCondition().And("is_deleted", 0).And("tid", cl.TenantId).And("user_id", cl.UserID).AndCond(cond))
	}
	var rows []models.BackendPasswordStore
	if _, e = qs.OrderBy("-id").All(&rows); e != nil && e != orm.ErrNoRows {
		logs.Error("[passwordStore] app list failed: %v", e)
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	}
	res := make([]PasswordStoreItemDTO, 0, len(rows))
	for _, row := range rows {
		res = append(res, PasswordStoreItemDTO{
			ID: row.ID, Tid: row.Tid, Platform: row.Platform, URL: row.URL,
			Accounts: accountsFromJSON(row.Accounts), Remark: row.Remark,
			UserID: row.UserID, CreateTime: row.CreateTime, UpdateTime: row.UpdateTime,
		})
	}
	passwordReply(&c.Controller, 200, "success", map[string]interface{}{"list": res, "total": len(res)})
}

// GetDetail GET /api/passwordStore/detail/:id
func (c *AppPasswordStoreController) GetDetail() {
	cl, e := c.appPwdClaims()
	if e != nil {
		passwordReply(&c.Controller, 401, "未登录或无权限", nil)
		return
	}
	id, e := strconv.Atoi(c.Ctx.Input.Param(":id"))
	if e != nil {
		passwordReply(&c.Controller, 400, "参数错误", nil)
		return
	}
	var m models.BackendPasswordStore
	e = models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("id", id).Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID).One(&m)
	if e == orm.ErrNoRows {
		passwordReply(&c.Controller, 404, "记录不存在", nil)
		return
	}
	if e != nil {
		logs.Error("[passwordStore] app detail failed: %v", e)
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	}
	passwordReply(&c.Controller, 200, "success", PasswordStoreItemDTO{
		ID: m.ID, Tid: m.Tid, Platform: m.Platform, URL: m.URL,
		Accounts: accountsFromJSON(m.Accounts), Remark: m.Remark,
		UserID: m.UserID, CreateTime: m.CreateTime, UpdateTime: m.UpdateTime,
	})
}

// Create POST /api/passwordStore/create
func (c *AppPasswordStoreController) Create() {
	cl, e := c.appPwdClaims()
	if e != nil {
		passwordReply(&c.Controller, 401, "未登录或无权限", nil)
		return
	}
	p, e := parsePassword(&c.Controller)
	if e != nil {
		passwordReply(&c.Controller, 400, e.Error(), nil)
		return
	}
	if !validPassword(p) {
		passwordReply(&c.Controller, 400, "请输入平台名称", nil)
		return
	}
	if e := validateAccountsUnique(p.Accounts); e != nil {
		passwordReply(&c.Controller, 400, e.Error(), nil)
		return
	}
	qs := models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID)
	if existing, e := findSamePlatformRecord(qs, 0, p.Platform, p.URL); e != nil {
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	} else if existing > 0 {
		passwordReply(&c.Controller, 400, "同平台同网址记录已存在，请勿重复添加", nil)
		return
	}
	m := models.BackendPasswordStore{
		Tid: cl.TenantId, UserID: uint64(cl.UserID),
		Platform: p.Platform, URL: p.URL,
		Accounts: accountsToJSON(p.Accounts), Remark: p.Remark,
	}
	if _, e = models.Orm.Insert(&m); e != nil {
		logs.Error("[passwordStore] app create failed: %v", e)
		passwordReply(&c.Controller, 500, "创建失败: "+e.Error(), nil)
		return
	}
	passwordReply(&c.Controller, 200, "success", PasswordStoreItemDTO{
		ID: m.ID, Tid: m.Tid, Platform: m.Platform, URL: m.URL,
		Accounts: p.Accounts, Remark: m.Remark,
		UserID: m.UserID, CreateTime: m.CreateTime, UpdateTime: m.UpdateTime,
	})
}

// Update POST /api/passwordStore/update/:id
func (c *AppPasswordStoreController) Update() {
	cl, e := c.appPwdClaims()
	if e != nil {
		passwordReply(&c.Controller, 401, "未登录或无权限", nil)
		return
	}
	id, e := strconv.Atoi(c.Ctx.Input.Param(":id"))
	if e != nil {
		passwordReply(&c.Controller, 400, "参数错误", nil)
		return
	}
	p, e := parsePassword(&c.Controller)
	if e != nil {
		passwordReply(&c.Controller, 400, e.Error(), nil)
		return
	}
	if !validPassword(p) {
		passwordReply(&c.Controller, 400, "请输入平台名称", nil)
		return
	}
	if e := validateAccountsUnique(p.Accounts); e != nil {
		passwordReply(&c.Controller, 400, e.Error(), nil)
		return
	}
	var m models.BackendPasswordStore
	e = models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("id", id).Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID).One(&m)
	if e == orm.ErrNoRows {
		passwordReply(&c.Controller, 404, "记录不存在", nil)
		return
	}
	if e != nil {
		logs.Error("[passwordStore] app update query failed: %v", e)
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	}
	qs := models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID)
	if existing, e := findSamePlatformRecord(qs, m.ID, p.Platform, p.URL); e != nil {
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	} else if existing > 0 {
		passwordReply(&c.Controller, 400, "同平台同网址记录已存在，请勿重复添加", nil)
		return
	}
	m.Platform = p.Platform
	m.URL = p.URL
	m.Remark = p.Remark
	m.Accounts = accountsToJSON(p.Accounts)
	if _, e = models.Orm.Update(&m); e != nil {
		logs.Error("[passwordStore] app update failed: %v", e)
		passwordReply(&c.Controller, 500, "更新失败: "+e.Error(), nil)
		return
	}
	passwordReply(&c.Controller, 200, "success", PasswordStoreItemDTO{
		ID: m.ID, Tid: m.Tid, Platform: m.Platform, URL: m.URL,
		Accounts: p.Accounts, Remark: m.Remark,
		UserID: m.UserID, CreateTime: m.CreateTime, UpdateTime: m.UpdateTime,
	})
}

// Delete DELETE /api/passwordStore/delete/:id
func (c *AppPasswordStoreController) Delete() {
	cl, e := c.appPwdClaims()
	if e != nil {
		passwordReply(&c.Controller, 401, "未登录或无权限", nil)
		return
	}
	id, e := strconv.Atoi(c.Ctx.Input.Param(":id"))
	if e != nil {
		passwordReply(&c.Controller, 400, "参数错误", nil)
		return
	}
	var m models.BackendPasswordStore
	e = models.Orm.QueryTable(new(models.BackendPasswordStore)).
		Filter("id", id).Filter("is_deleted", 0).Filter("tid", cl.TenantId).Filter("user_id", cl.UserID).One(&m)
	if e == orm.ErrNoRows {
		passwordReply(&c.Controller, 404, "记录不存在", nil)
		return
	}
	if e != nil {
		logs.Error("[passwordStore] app delete query failed: %v", e)
		passwordReply(&c.Controller, 500, "查询失败: "+e.Error(), nil)
		return
	}
	if _, e = models.Orm.Delete(&m); e != nil {
		logs.Error("[passwordStore] app delete failed: %v", e)
		passwordReply(&c.Controller, 500, "删除失败: "+e.Error(), nil)
		return
	}
	middleware.WriteDeleteLog(uint64(cl.UserID), cl.TenantId, "passwordStore", m.Platform)
	passwordReply(&c.Controller, 200, "success", nil)
}