//
//  EPMomentAPISwiftHelper.swift
//  YuMi
//
//  Created by AI on 2025-10-11.
//

import Foundation

/// 动态 API 封装（Swift 现代化版本）
/// 统一封装列表获取和发布功能，完全替代 OC 版本
@objc class EPMomentAPISwiftHelper: NSObject {
    
    /// 拉取最新动态列表
    /// - Parameters:
    ///   - nextID: 下一页 ID，首次传空字符串
    ///   - completion: 成功回调 (动态列表, 下一页ID)
    ///   - failure: 失败回调 (错误码, 错误信息)
    @objc func fetchLatestMomentsWithNextID(
        _ nextID: String,
        completion: @escaping (NSArray, String) -> Void,
        failure: @escaping (Int, String) -> Void
    ) {
        let pageSize = "20"
        let types = "0,2" // 图片+文字
        
        Api.momentsLatestList({ (data, code, msg) in
            if code == 200 {
                // 使用运行时动态调用解析 Model，避免类型依赖
                if let modelClass = NSClassFromString("MomentsListInfoModel") as? NSObject.Type,
                   let selector = NSSelectorFromString("modelWithDictionary:") as Selector?,
                   modelClass.responds(to: selector) {
                    
                    let modelObj = modelClass.perform(selector, with: data?.data)?.takeUnretainedValue()
                    
                    // 使用 KVC 获取属性，避免直接访问类型
                    if let model = modelObj as? NSObject {
                        let dynamicList = model.value(forKey: "dynamicList") as? NSArray ?? NSArray()
                        let nextID = model.value(forKey: "nextDynamicId") as? String ?? ""
                        completion(dynamicList, nextID)
                        return
                    }
                }
                
                // 解析失败，返回空
                completion(NSArray(), "")
            } else {
                failure(Int(code), msg ?? "请求失败")
            }
        }, dynamicId: nextID, pageSize: pageSize, types: types)
    }
    
    /// 发布动态
    /// - Parameters:
    ///   - type: "0"=纯文本, "2"=图片
    ///   - content: 文本内容
    ///   - resList: 图片信息数组
    ///   - completion: 成功回调
    ///   - failure: 失败回调 (错误码, 错误信息)
    @objc func publishMoment(
        type: String,
        content: String,
        resList: [[String: Any]],
        completion: @escaping () -> Void,
        failure: @escaping (Int, String) -> Void
    ) {
        guard let uid = AccountInfoStorage.instance().getUid() else {
            failure(-1, "用户未登录")
            return
        }
        
        // worldId 传空字符串（话题功能不实现）
        // NOTE: 旧版本 XPMonentsPublishViewController 包含话题选择功能
        // 但实际业务中话题功能使用率低，新版本暂不实现
        // 如需实现参考: YuMi/Modules/YMMonents/View/XPMonentsPublishTopicView
        
        Api.momentsPublish({ (data, code, msg) in
            if code == 200 {
                completion()
            } else {
                failure(Int(code), msg ?? "发布失败")
            }
        }, uid: uid, type: type, worldId: "", content: content, resList: resList)
    }
}