platform-ios/RainbowPlanet/RainbowPlanet/ViewModel/Community/CommunityFollowTopicViewModel.swift

//
//  CommunityFollowTopicViewModel.swift
//  RainbowPlanet
//
//  Created by 南鑫林 on 2019/7/2.
//  Copyright © 2019 RainbowPlanet. All rights reserved.
//

import UIKit

class CommunityFollowTopicViewModel: NSObject {
    static let shared : CommunityFollowTopicViewModel = CommunityFollowTopicViewModel()
    enum CommunityFollowTopicType {
        case view
        case listView
    }
}

extension CommunityFollowTopicViewModel {
    /// 关注话题（单个)
    ///
    /// - Parameters:
    ///   - topicId: 话题Id
    ///   - completion: 回调
    func communityMemberFollowTopicFollowApi(topicId:Int,communityTopicDetailModel:CommunityTopicDetailModel,communityFeaturedTopicsHeaderView:CommunityFeaturedTopicsHeaderView,button:UIButton,communityFollowTopicType:CommunityFollowTopicType) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityMemberFollowTopicFollowApi(topicId: topicId) {
            [weak self] (data) -> (Void) in
            communityTopicDetailModel.isFollow = 1
            communityFeaturedTopicsHeaderView.communityTopicDetailModel = communityTopicDetailModel
            if communityFollowTopicType == .view  {
                self?.followTopicButton(communityTopicDetailModel: communityTopicDetailModel, button: button)
            }else {
                self?.followTopicListButton(communityTopicDetailModel: communityTopicDetailModel, button: button)
            }
        }
    }
    

    
    /// 取消关注话题
    ///
    /// - Parameters:
    ///   - topicId: 话题Id
    ///   - completion: 回调
    func communityMemberFollowTopicCancelFollowApi(topicId:Int,communityTopicDetailModel:CommunityTopicDetailModel,communityFeaturedTopicsHeaderView:CommunityFeaturedTopicsHeaderView,button:UIButton,communityFollowTopicType:CommunityFollowTopicType) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityMemberFollowTopicCancelFollowApi(topicId:topicId) {
            [weak self] (data) -> (Void) in
            communityTopicDetailModel.isFollow = 0
            communityFeaturedTopicsHeaderView.communityTopicDetailModel = communityTopicDetailModel

            if communityFollowTopicType == .view  {
                self?.followTopicButton(communityTopicDetailModel: communityTopicDetailModel, button: button)
            }else {
                self?.followTopicListButton(communityTopicDetailModel: communityTopicDetailModel, button: button)
            }
        }
    }
    
    
    func followTopicButton(communityTopicDetailModel:CommunityTopicDetailModel?,button:UIButton?) {
        if communityTopicDetailModel?.isFollow == 1 {
            button?.isSelected = true
            button?.layer.borderColor = kffffffColor.cgColor
        }else {
            button?.isSelected = false
            button?.layer.borderColor = kThemeColor.cgColor
        }
    }
    func followTopicListButton(communityTopicDetailModel:CommunityTopicDetailModel?,button:UIButton?) {
        if communityTopicDetailModel?.isFollow == 1 {
            button?.isSelected = true
            button?.layer.borderColor = kf7f8faColor.cgColor
        }else {
            button?.isSelected = false
            button?.layer.borderColor = kThemeColor.cgColor
        }
    }
    
    /// 关注话题（单个)
    ///
    /// - Parameters:
    ///   - topicId: 话题Id
    ///   - completion: 回调
    func communityMemberFollowTopicFollowApi(topicId:Int,communityMemberFollowTopicListDataModel:CommunityMemberFollowTopicListDataModel?,button:UIButton,communityFollowTopicType:CommunityFollowTopicType) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityMemberFollowTopicFollowApi(topicId: topicId) {
            [weak self] (data) -> (Void) in
            communityMemberFollowTopicListDataModel?.isFollow = 1
            if communityFollowTopicType == .view  {
                self?.followTopicButton(communityMemberFollowTopicListDataModel: communityMemberFollowTopicListDataModel, button: button)
            }else {
                self?.followTopicListButton(communityMemberFollowTopicListDataModel: communityMemberFollowTopicListDataModel, button: button)
            }
        }
    }
    
    /// 取消关注话题
    ///
    /// - Parameters:
    ///   - topicId: 话题Id
    ///   - completion: 回调
    func communityMemberFollowTopicCancelFollowApi(topicId:Int,communityMemberFollowTopicListDataModel:CommunityMemberFollowTopicListDataModel?,button:UIButton,communityFollowTopicType:CommunityFollowTopicType) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityMemberFollowTopicCancelFollowApi(topicId:topicId) {
            [weak self] (data) -> (Void) in
            communityMemberFollowTopicListDataModel?.isFollow = 0
            if communityFollowTopicType == .view  {
                self?.followTopicButton(communityMemberFollowTopicListDataModel: communityMemberFollowTopicListDataModel, button: button)
            }else {
                self?.followTopicListButton(communityMemberFollowTopicListDataModel: communityMemberFollowTopicListDataModel, button: button)
            }
        }
           
    }
    
    func followTopicButton(communityMemberFollowTopicListDataModel:CommunityMemberFollowTopicListDataModel?,button:UIButton) {
        if communityMemberFollowTopicListDataModel?.isFollow == 1 {
            button.isSelected = true
            button.layer.borderColor = kffffffColor.cgColor
        }else {
            button.isSelected = false
            button.layer.borderColor = kThemeColor.cgColor
        }
    }
    func followTopicListButton(communityMemberFollowTopicListDataModel:CommunityMemberFollowTopicListDataModel?,button:UIButton) {
        if communityMemberFollowTopicListDataModel?.isFollow == 1 {
            button.isSelected = true
        }else {
            button.isSelected = false
        }
    }
}