menubar-pet/Sources/PetKit/PetState.swift

 1import Foundation
 2
 3// The models for what `pet-life` prints, in a library so the contract can be
 4// tested. Field names match its JSON exactly, and that JSON is pinned to exact
 5// bytes by a test on the Rust side — this is the other half of the same
 6// contract. The wire format between the daemon and the collector has drifted
 7// twice in this project; both times a pinned fixture caught it.
 8
 9/// What `pet-life` prints. Field names match its JSON exactly; that contract is
10/// pinned to exact bytes by a test on the Rust side.
11public struct Grave: Decodable {
12    public init(name: String, generation: Int, lived_days: Double) {
13        self.name = name; self.generation = generation; self.lived_days = lived_days
14    }
15
16    public let name: String
17    public let generation: Int
18    public let lived_days: Double
19}
20
21public struct PetState: Decodable {
22    public let alive: Bool
23    public let name: String?
24    public let generation: Int?
25    public let stage: String
26    public let face: String
27    public let age_days: Double
28    public let quiet_days: Double
29    public let cemetery: [Grave]
30}
31
32public extension PetState {
33    /// Decode what `pet-life` printed.
34    static func decode(_ data: Data) throws -> PetState {
35        try JSONDecoder().decode(PetState.self, from: data)
36    }
37}