import Foundation

/// `/api/projects` — Pro-only folders. `list()` itself is not gated (a
/// downgraded Pro user can still see how their receipts were filed), but
/// create/rename/delete return `402 pro_required` for a free-plan account —
/// surface that as a paywall prompt, not a generic error.
enum ProjectsAPI {
    static func list() async throws -> [Project] {
        let response: ProjectListResponse = try await APIClient.shared.send(
            APIRequest(path: "/api/projects", method: .get)
        )
        return response.projects
    }

    @discardableResult
    static func create(name: String, color: String?) async throws -> Project {
        struct Response: Decodable { let success: Bool; let project: Project }
        let request = try APIRequest.json(
            path: "/api/projects",
            method: .post,
            body: CreateProjectRequest(name: name, color: color)
        )
        let response: Response = try await APIClient.shared.send(request)
        return response.project
    }

    static func delete(id: String) async throws {
        try await APIClient.shared.sendDiscardingResponse(
            APIRequest(path: "/api/projects/\(id)", method: .delete)
        )
    }
}