gitbay/Repos/CommitDetailViewModel.swift

 1import Foundation
 2import Observation
 3
 4/// `repo commit` — one commit with its patch, signature verdict and
 5/// checks.
 6nonisolated struct CommitDetail: Decodable, Sendable, Hashable {
 7    let path: String
 8    let sha: String
 9    let subject: String
10    let message: String?
11    let authorName: String
12    let authorEmail: String
13    let committerEmail: String?
14    let date: Date
15    let signature: Commit.Signature
16    let checks: [Check]?
17    /// The unified patch, parsed client-side exactly like `mr diff`.
18    let diff: String
19
20    enum CodingKeys: String, CodingKey {
21        case path, sha, subject, message, date, signature, checks, diff
22        case authorName = "author_name"
23        case authorEmail = "author_email"
24        case committerEmail = "committer_email"
25    }
26
27    var shortSHA: String { String(sha.prefix(10)) }
28
29    nonisolated struct Check: Decodable, Sendable, Hashable, Identifiable {
30        let context: String
31        let state: String
32        let url: String?
33        var id: String { context }
34    }
35}
36
37@Observable
38@MainActor
39final class CommitDetailViewModel {
40
41    private(set) var state: LoadState<CommitDetail> = .loading
42    private(set) var diff: UnifiedDiff?
43
44    private let client: GitbayClient
45    let repoPath: String
46    let sha: String
47
48    init(client: GitbayClient, repoPath: String, sha: String) {
49        self.client = client
50        self.repoPath = repoPath
51        self.sha = sha
52    }
53
54    func load() async {
55        do {
56            let commit = try await client.read(
57                ["repo", "commit", repoPath, sha], as: CommitDetail.self)
58            diff = UnifiedDiff.parse(commit.diff)
59            state = .loaded(commit)
60        } catch {
61            state = .from(error)
62        }
63    }
64}