import Foundation

struct CreatorChannelFanTalkTabResponse: Decodable {
    let fanTalkCount: Int
    let fanTalks: [CreatorChannelFanTalkItemResponse]
    let page: Int
    let size: Int
    let hasNext: Bool
}

struct CreatorChannelFanTalkItemResponse: Decodable, Identifiable {
    let fanTalkId: Int
    let writerId: Int
    let writerNickname: String
    let writerProfileImageUrl: String
    let content: String
    let createdAtUtc: String
    let creatorReplies: [CreatorChannelFanTalkReplyResponse]

    var id: Int { fanTalkId }

    var latestCreatorReply: CreatorChannelFanTalkReplyResponse? {
        creatorReplies.max { lhs, rhs in
            switch (DateParser.parse(lhs.createdAtUtc), DateParser.parse(rhs.createdAtUtc)) {
            case let (lhsDate?, rhsDate?):
                return lhsDate < rhsDate
            case (nil, _?):
                return true
            case (_?, nil):
                return false
            case (nil, nil):
                return lhs.createdAtUtc < rhs.createdAtUtc
            }
        }
    }
}

struct CreatorChannelFanTalkReplyResponse: Decodable, Identifiable {
    let fanTalkId: Int
    let writerId: Int
    let writerNickname: String
    let writerProfileImageUrl: String
    let content: String
    let createdAtUtc: String

    var id: Int { fanTalkId }
}