import SwiftUI

/// Displays a Gitea Actions job's raw log text, with a share button.
struct JobLogsView: View {
    let repo: Repository
    let runID: Int64
    let jobID: Int64
    let jobName: String

    @State private var text = ""
    @State private var isLoading = true
    @State private var errorMessage: String?
    @State private var showShare = false

    var body: some View {
        Group {
            if isLoading {
                ProgressView("Loading logs…")
            } else if let errorMessage {
                ContentUnavailableView(
                    "Couldn't load logs",
                    systemImage: "doc.text",
                    description: Text(errorMessage))
            } else {
                ScrollView {
                    Text(text)
                        .font(.caption.monospaced())
                        .frame(maxWidth: .infinity, alignment: .leading)
                        .textSelection(.enabled)
                        .padding()
                }
            }
        }
        .navigationTitle(jobName)
        .navigationBarTitleDisplayMode(.inline)
        .toolbar {
            ToolbarItem(placement: .primaryAction) {
                Button {
                    showShare = true
                } label: {
                    Image(systemName: "square.and.arrow.up")
                }
                .disabled(text.isEmpty)
            }
        }
        .sheet(isPresented: $showShare) {
            ShareSheet(text: text)
        }
        .task { await load() }
    }

    private func load() async {
        isLoading = true
        errorMessage = nil
        defer { isLoading = false }
        guard let client = SettingsStore.shared.client() else {
            errorMessage = "Not configured."
            return
        }
        do {
            text = try await client.jobLogs(owner: repo.owner.login, repo: repo.name, jobID: jobID)
        } catch {
            errorMessage = error.localizedDescription
        }
    }
}