//
//  ProfileViewModel+.swift
//  IOS_study
//
//  Created by CC-star on 2025/7/23.
//

import Foundation

extension ProfileViewModel {
   @MainActor func getUser() async throws {
      if isFcUser { return }
      isFcUser = true
      defer { isFcUser = false }
      
      user = try await UserManager.shared.findUserByREST()
   }
   
   @MainActor func getPLJobs(isRefresh: Bool = false) async {
      if isFcPLJobs { return }
      isFcPLJobs = true
      defer { isFcPLJobs = false }
      if isRefresh {
         currentPLPage = 0
         isPLFinshed = false
      }
      do {
         if user.hasPLJobs {
            let skip = kJobLimitS * currentPLPage
            let newJobs = try await PLJobManager.shared.findJobsByREST(by: userID, limit: kJobLimitS, skip: skip,)
            
//            print(newJobs[0].title)
//            print(newJobs[1].title)
            if isRefresh { plJobs = newJobs } else {
               plJobs.append(contentsOf: newJobs)//将一个数组添加到另外一个数组
            }
            
            if plJobs.isEmpty {//校准hasPLJobs
               user.hasPLJobs = false
               try await UserManager.shared.setTo(filed: DBUser.CodingKeys.hasPLJobs.rawValue, false)
            }
            
            currentPLPage += 1//分页
            if newJobs.count < kJobLimitS || newJobs.isEmpty {
               isPLFinshed = true
            }
         } else {
            plJobs.removeAll()
         }
      } catch {
         print("获取我发布的plJobs失败：\(error)")
      }
   }
   @MainActor func getPLJobsCount() async {
      if user.hasPLJobs {
         async let aCount = PLJobManager.shared.findJobsCount(by: userID, onlyActive: true)
         async let Count = PLJobManager.shared.findJobsCount(by: userID)
         
        (aPLJobsCount, pLJobsCount) =  await (aCount, Count)
      }
   }
   @MainActor func logOut() {
      AuthManager.shared.logOut()
      DispatchQueue.main.asyncAfter(deadline: .now() + 1) {//暂时用此方法,因为立刻reset的话旧画面仍旧会渲染,导致错误
         self.reset()
      }
   }
   @MainActor func deletUserAll() async {
      let userID = AuthManager.shared.getUserID()
      await PLJobManager.shared.removeJobs(by: userID)
      await UserManager.shared.removeUser(id: userID)
      
      if let lcuser = AuthManager.shared.getUser() {
         try? lcuser.set("isNewUser", value: true)
         try? await lcuser.save()//保存信息
      }
      AuthManager.shared.logOut()
      DispatchQueue.main.asyncAfter(deadline: .now() + 1) { self.reset() }
   }
   
   @MainActor func reset() {
      viewDidLoad = false
      user = DBUser()
      plJobs.removeAll()
      currentPLPage = 0
      isPLFinshed = false
      aPLJobsCount = 0
      pLJobsCount = 0
   }
   
}