gitbay/Repos/RefsViewModel.swift

 1import Foundation
 2import Observation
 3
 4/// `repo refs` — the branches and tags the server knows, so a ref is
 5/// picked rather than typed.
 6@Observable
 7@MainActor
 8final class RefsViewModel {
 9
10    private(set) var state: LoadState<RepoRefs> = .loading
11    var searchText = ""
12
13    private let client: GitbayClient
14    let repoPath: String
15    /// The repo's default branch, marked in the list.
16    private(set) var defaultBranch: String?
17
18    init(client: GitbayClient, repoPath: String) {
19        self.client = client
20        self.repoPath = repoPath
21    }
22
23    private func matching(_ refs: [RepoRef]) -> [RepoRef] {
24        let query = searchText.trimmingCharacters(in: .whitespaces).lowercased()
25        guard !query.isEmpty else { return refs }
26        return refs.filter { $0.name.lowercased().contains(query) }
27    }
28
29    var branches: [RepoRef] { matching(state.value?.branches ?? []) }
30    var tags: [RepoRef] { matching(state.value?.tags ?? []) }
31
32    func load() async {
33        do {
34            async let refs = client.read(["repo", "refs", repoPath], as: RepoRefs.self)
35            async let detail = try? client.read(["repo", "show", repoPath], as: RepoDetail.self)
36            let loaded = try await refs
37            defaultBranch = await detail?.defaultBranch
38            state = (loaded.branches.isEmpty && loaded.tags.isEmpty)
39                ? .empty("No branches or tags yet.")
40                : .loaded(loaded)
41        } catch {
42            state = .from(error)
43        }
44    }
45}