import Foundation

/// 省钱(累计/战绩/明细)读取,对齐后端 app/api/v1/savings.py(需登录)。
struct SavingsService {
    private var api: APIClient { .shared }

    func summary() async throws -> SavingsSummaryDTO {
        try await api.get("api/v1/savings/summary")
    }

    func battle() async throws -> SavingsBattleDTO {
        try await api.get("api/v1/savings/battle")
    }

    func records(limit: Int = 20, cursor: Int? = nil) async throws -> SavingsRecordPageDTO {
        var query = [URLQueryItem(name: "limit", value: String(limit))]
        if let cursor { query.append(URLQueryItem(name: "cursor", value: String(cursor))) }
        return try await api.get("api/v1/savings/records", query: query)
    }
}