feat: Sdk 封装

Sources/DuooomiBleSDK/Services/FirmwareService.swift

@@ -0,0 +1,60 @@
+import Foundation
+
+/// 固件信息
+public struct FirmwareInfo: Codable, Equatable, Sendable {
+    public let version: String
+    public let fileUrl: String
+    public let description: String?
+    public let fileSize: String?
+    public let fileMd5: String?
+    public let identifier: String?
+    public let status: String?
+}
+
+struct FirmwareResponse: Codable {
+    let success: Bool
+    let data: FirmwareInfo?
+}
+
+/// 固件服务内部实现
+final class FirmwareService {
+    private let config: DuooomiBleConfig
+    private let latestPath = "api/auth/loomart/firmware/latest-published"
+
+    init(config: DuooomiBleConfig) {
+        self.config = config
+    }
+
+    func fetchLatest(identifier: String? = nil, status: String? = nil) async throws -> FirmwareInfo? {
+        let id = (identifier ?? config.firmwareIdentifier).trimmingCharacters(in: .whitespacesAndNewlines)
+        let st = status ?? config.firmwareStatus
+        guard !id.isEmpty else {
+            throw DuooomiBleError.transferFailed("Invalid firmware identifier")
+        }
+
+        var comps = URLComponents(url: config.apiHost.appendingPathComponent(latestPath), resolvingAgainstBaseURL: false)!
+        comps.queryItems = [
+            URLQueryItem(name: "identifier", value: id),
+            URLQueryItem(name: "status", value: st)
+        ]
+        guard let url = comps.url else {
+            throw DuooomiBleError.transferFailed("Invalid firmware URL")
+        }
+
+        var req = URLRequest(url: url)
+        req.httpMethod = "GET"
+        req.setValue(config.apiKey, forHTTPHeaderField: "x-api-key")
+        req.setValue("application/json", forHTTPHeaderField: "accept")
+
+        let (data, resp) = try await URLSession.shared.data(for: req)
+        guard let http = resp as? HTTPURLResponse else {
+            throw DuooomiBleError.transferFailed("Invalid response")
+        }
+        guard (200...299).contains(http.statusCode) else {
+            throw DuooomiBleError.transferFailed("HTTP \(http.statusCode)")
+        }
+
+        let decoded = try JSONDecoder().decode(FirmwareResponse.self, from: data)
+        return decoded.data
+    }
+}