gitbay/Issues/IssueCreateViewModel.swift

 1import Foundation
 2import Observation
 3
 4/// `issue create <repo> --title <t> --file -`.
 5@Observable
 6@MainActor
 7final class IssueCreateViewModel {
 8
 9    private(set) var working = false
10    private(set) var errorMessage: String?
11    var format: String?
12
13    private let client: GitbayClient
14    let repoPath: String
15
16    init(client: GitbayClient, repoPath: String) {
17        self.client = client
18        self.repoPath = repoPath
19    }
20
21    nonisolated private struct Created: Decodable, Sendable {
22        let number: Int64
23    }
24
25    /// Returns the new issue's number, or nil with `errorMessage` set.
26    func create(title: String, body: String) async -> Int64? {
27        working = true
28        errorMessage = nil
29        defer { working = false }
30        do {
31            var argv = ["issue", "create", repoPath, "--title", title]
32            var stdin: String?
33            if !body.isEmpty {
34                argv.append(contentsOf: ["--file", "-"])
35                stdin = body
36            }
37            if let format { argv.append(contentsOf: ["--format", format]) }
38            let created = try await client.run(argv, stdin: stdin, as: Created.self)
39            return created?.number
40        } catch let error as GitbayError {
41            errorMessage = error.userFacingMessage
42        } catch {
43            errorMessage = GitbayError.transport(error).userFacingMessage
44        }
45        return nil
46    }
47}