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
12    private let client: GitbayClient
13    let repoPath: String
14
15    init(client: GitbayClient, repoPath: String) {
16        self.client = client
17        self.repoPath = repoPath
18    }
19
20    nonisolated private struct Created: Decodable, Sendable {
21        let number: Int64
22    }
23
24    /// Returns the new issue's number, or nil with `errorMessage` set.
25    func create(title: String, body: String) async -> Int64? {
26        working = true
27        errorMessage = nil
28        defer { working = false }
29        do {
30            var argv = ["issue", "create", repoPath, "--title", title]
31            var stdin: String?
32            if !body.isEmpty {
33                argv.append(contentsOf: ["--file", "-"])
34                stdin = body
35            }
36            let created = try await client.run(argv, stdin: stdin, as: Created.self)
37            return created?.number
38        } catch let error as GitbayError {
39            errorMessage = error.userFacingMessage
40        } catch {
41            errorMessage = GitbayError.transport(error).userFacingMessage
42        }
43        return nil
44    }
45}