using Astralis;
using Inversion;
using InvercargillSqlInversion;
using Spry;
using Spry.Authentication;
using Statum;
using ClankerSaddle;
using ClankerSaddle.Api;
using ClankerSaddle.Data;
using ClankerSaddle.Services;

int main(string[] args) {
    int port = args.length > 1 ? int.parse(args[1]) : 8080;
    print("ClankerSaddle - LLM task orchestration platform\n");
    print(@"Website starting on port $(port)\n");

    try {
        var application = new WebApplication(port);
        application.use_compression();
        application.add_module<StatumModule>();
        application.add_module<SpryModule>();

        var db_path = Environment.get_variable("SPRY_DB_PATH") ?? "";
        if (db_path.strip().length == 0) {
            db_path = "./clanker-saddle.sqlite";
        }
        var db = application.container.configure_with<DatabaseConfigurator>();
        db.register_connection(@"sqlite://$(db_path)");
        db.add_migration<ClankerSaddle.Data.Migrations.M0001_Initial>();
        db.add_migration<ClankerSaddle.Data.Migrations.M0002_Part2>();
        db.add_migration<ClankerSaddle.Data.Migrations.M0003_Rules>();
        db.add_migration<ClankerSaddle.Data.Migrations.M0004_ProjectNotes>();
        db.add_migration<ClankerSaddle.Data.Migrations.M0005_RawLog>();
        db.add_entity<Project>(Project.entity_mapping);
        db.add_entity<ProjectLink>(ProjectLink.entity_mapping);
        db.add_entity<TaskEntity>(TaskEntity.entity_mapping);
        db.add_entity<TaskDependency>(TaskDependency.entity_mapping);
        db.add_entity<TaskComment>(TaskComment.entity_mapping);
        db.add_entity<TaskBlock>(TaskBlock.entity_mapping);
        db.add_entity<TaskProgress>(TaskProgress.entity_mapping);
        db.add_entity<Saddle>(Saddle.entity_mapping);
        db.add_entity<Session>(Session.entity_mapping);
        db.add_entity<SessionCommand>(SessionCommand.entity_mapping);
        db.add_entity<ApiToken>(ApiToken.entity_mapping);
        db.add_entity<Rule>(Rule.entity_mapping);
        db.add_entity<RuleProject>(RuleProject.entity_mapping);
        db.add_entity<TaskRule>(TaskRule.entity_mapping);
        db.add_entity<ProjectNote>(ProjectNote.entity_mapping);
        db.add_entity<SessionRawLog>(SessionRawLog.entity_mapping);
        db.migrate_on_startup();

        application.add_scoped<ProjectService>();
        application.add_scoped<TaskService>();
        application.add_scoped<SaddleService>();
        application.add_scoped<RuleService>();
        application.add_singleton<SaddlePollState>();
        application.add_singleton<StatePulse>();
        application.add_singleton<Dispatcher>();

        var statum = application.configure_with<StatumConfigurator>();
        statum.global<ClankerSaddle.Services.PulsePublic>(StatePulse.SLOT_TYPE,
            new ClankerSaddle.Services.PulsePublic());

        // spry:pages-begin
        statum.add_page<HomePage, HomeEntrypoint>();
        statum.add_page<LoginPage, LoginEntrypoint>();
        statum.add_page<ProjectsPage, ProjectsEntrypoint>();
        statum.add_page<ProjectDetailPage, ProjectDetailEntrypoint>();
        statum.add_page<TasksPage, TasksEntrypoint>();
        statum.add_page<TaskDetailPage, TaskDetailEntrypoint>();
        statum.add_page<TaskTerminalPage, TaskTerminalEntrypoint>();
        statum.add_page<SaddlesPage, SaddlesEntrypoint>();
        statum.add_page<RulesPage, RulesEntrypoint>();
        // spry:pages-end

        // spry:actions-begin
        statum.action<LoginAction>();
        statum.action<Spry.Actions.LogoutAction>();
        statum.action<CreateProjectAction>();
        statum.action<UpdateProjectAction>();
        statum.action<AddProjectLinkAction>();
        statum.action<RemoveProjectLinkAction>();
        statum.action<CreateTaskAction>();
        statum.action<UpdateTaskAction>();
        statum.action<AddCommentAction>();
        statum.action<UpdatePlanAction>();
        statum.action<AnswerBlockAction>();
        statum.action<CreateSubtaskAction>();
        statum.action<AddDependencyAction>();
        statum.action<CompleteTaskAction>();
        statum.action<CancelTaskAction>();
        statum.action<RefreshTaskDataAction>();
        statum.action<RefreshDashboardAction>();
        statum.action<RegisterSaddleAction>();
        statum.action<UnregisterSaddleAction>();
        statum.action<RefreshSaddleStatusAction>();
        statum.action<CreateRuleAction>();
        statum.action<UpdateRuleAction>();
        statum.action<DeleteRuleAction>();
        statum.action<AttachProjectRuleAction>();
        statum.action<DetachProjectRuleAction>();
        statum.action<AttachTaskRuleAction>();
        statum.action<DetachTaskRuleAction>();
        statum.action<DeleteProjectNoteAction>();
        // spry:actions-end

        // spry:resources-begin
        statum.add_resource<ClankerSaddle.AppCss>();
        // spry:resources-end

        // spry:auth-begin
        // spry:auth-end

        application.add_endpoint<SaddleUpdateEndpoint>(
            new EndpointRoute("/api/saddle/{id}/update", Method.POST));
        application.add_endpoint<SaddlePollEndpoint>(
            new EndpointRoute("/api/saddle/{id}/poll", Method.GET));
        application.add_endpoint<SaddleNoteEndpoint>(
            new EndpointRoute("/api/saddle/note", Method.POST));
        application.add_endpoint<ClankerSaddle.Api.TerminalSseEndpoint>(
            new EndpointRoute("/terminal-stream/{session_id}", Method.GET));

        GLib.Idle.add(() => {
            seed_admin.begin(application.container);
            mint_callback_token.begin(application.container);
            start_dispatcher.begin(application.container);
            return false;
        });

        application.run();
        return 0;
    } catch (Error e) {
        printerr("Error: %s\n", e.message);
        return 1;
    }
}

/**
 * Seeds the admin account when BOTH SPRY_SEED_ADMIN_USERNAME and
 * SPRY_SEED_ADMIN_PASSWORD are set; skipped silently otherwise. The
 * password is never logged.
 */
private async void seed_admin(Container container) {
    var username = Environment.get_variable("SPRY_SEED_ADMIN_USERNAME") ?? "";
    var password = Environment.get_variable("SPRY_SEED_ADMIN_PASSWORD") ?? "";
    if (username.length == 0 || password.length == 0) {
        return;
    }

    try {
        var scope = container.create_scope();
        yield SpryAuth.ensure_admin(scope.resolve<UserService>(),
            username, @"$(username)@example.com", password);
        print("[ClankerSaddle] Seeded admin account: %s\n", username);
    } catch (Error e) {
        printerr("[ClankerSaddle] Admin seeding failed: %s\n", e.message);
    }
}

private async void start_dispatcher(Container container) {
    try {
        var scope = container.create_scope();
        scope.resolve<Dispatcher>().start();
    } catch (Error e) {
        printerr("[ClankerSaddle] Dispatcher startup failed: %s\n", e.message);
    }
}

/**
 * Mints the dedicated 'saddle-callback' token at startup when absent —
 * the credential daemons use to POST `saddle note` remarks back (see
 * {@link ClankerSaddle.Api.SaddleNoteEndpoint}).
 */
private async void mint_callback_token(Container container) {
    try {
        var scope = container.create_scope();
        string token = yield scope.resolve<SaddleService>().ensure_callback_token();
        print("[ClankerSaddle] Saddle callback token ready (%s…)\n", token.substring(0, 16));
    } catch (Error e) {
        printerr("[ClankerSaddle] Callback token minting failed: %s\n", e.message);
    }
}