// Signal management and kill functionality test script
// This script tests sending signals to services

// Configuration
let socket_paths = [
    "/var/run/zinit.sock",
    "/tmp/zinit.sock", 
    "/run/zinit.sock",
    "./zinit.sock"
];

// Find available socket
let socket_path = "";
for path in socket_paths {
    try {
        let test_services = zinit_list(path);
        socket_path = path;
        print(`✓ Found working Zinit socket at: ${path}`);
        break;
    } catch(e) {
        // Continue to next path
    }
}

if socket_path == "" {
    print("⚠ No working Zinit socket found. Skipping tests.");
    return;
}

print("=== Signal Management Test ===");

let service_name = "rhai-signal-test";
let exec_command = "sleep 30"; // Long-running command for signal testing
let oneshot = false; // Not oneshot so it keeps running

// Clean up any existing service first
print("\n0. Cleaning up any existing test service...");
try {
    zinit_stop(socket_path, service_name);
    zinit_forget(socket_path, service_name);
    zinit_delete_service(socket_path, service_name);
    print("✓ Cleanup completed");
} catch(e) {
    print("  (Cleanup errors are expected if service doesn't exist)");
}

// Test 1: Create long-running service for signal testing
print("\n1. Creating long-running service for signal testing...");
try {
    let create_result = zinit_create_service(socket_path, service_name, exec_command, oneshot);
    print(`✓ Long-running service created: ${create_result}`);
} catch(e) {
    print(`✗ Service creation failed: ${e}`);
    print("⚠ Signal tests will be skipped");
    return;
}

// Test 2: Start the service
print("\n2. Starting the service...");
try {
    let monitor_result = zinit_monitor(socket_path, service_name);
    let start_result = zinit_start(socket_path, service_name);
    print(`✓ Service started: ${start_result}`);
    
    // Check if it's running
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state: ${status.state}`);
        print(`  Service PID: ${status.pid}`);
    } catch(e) {
        print(`  Status check failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ Service start failed: ${e}`);
    // Clean up and exit
    try {
        zinit_delete_service(socket_path, service_name);
    } catch(cleanup_e) {
        // Ignore cleanup errors
    }
    return;
}

// Test 3: Send TERM signal
print("\n3. Testing TERM signal...");
try {
    let kill_result = zinit_kill(socket_path, service_name, "TERM");
    print(`✓ TERM signal sent: ${kill_result}`);
    
    // Check status after signal
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state after TERM: ${status.state}`);
        print(`  Service PID after TERM: ${status.pid}`);
    } catch(e) {
        print(`  Status check after TERM failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ TERM signal failed: ${e}`);
}

// Test 4: Restart service for more signal testing
print("\n4. Restarting service for additional signal tests...");
try {
    let restart_result = zinit_restart(socket_path, service_name);
    print(`✓ Service restarted: ${restart_result}`);
    
    // Check if it's running again
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state after restart: ${status.state}`);
        print(`  Service PID after restart: ${status.pid}`);
    } catch(e) {
        print(`  Status check after restart failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ Service restart failed: ${e}`);
}

// Test 5: Send HUP signal
print("\n5. Testing HUP signal...");
try {
    let kill_result = zinit_kill(socket_path, service_name, "HUP");
    print(`✓ HUP signal sent: ${kill_result}`);
    
    // Check status after signal
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state after HUP: ${status.state}`);
        print(`  Service PID after HUP: ${status.pid}`);
    } catch(e) {
        print(`  Status check after HUP failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ HUP signal failed: ${e}`);
}

// Test 6: Send USR1 signal
print("\n6. Testing USR1 signal...");
try {
    let kill_result = zinit_kill(socket_path, service_name, "USR1");
    print(`✓ USR1 signal sent: ${kill_result}`);
    
    // Check status after signal
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state after USR1: ${status.state}`);
        print(`  Service PID after USR1: ${status.pid}`);
    } catch(e) {
        print(`  Status check after USR1 failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ USR1 signal failed: ${e}`);
}

// Test 7: Send KILL signal (forceful termination)
print("\n7. Testing KILL signal (forceful termination)...");
try {
    let kill_result = zinit_kill(socket_path, service_name, "KILL");
    print(`✓ KILL signal sent: ${kill_result}`);
    
    // Check status after signal
    try {
        let status = zinit_status(socket_path, service_name);
        print(`  Service state after KILL: ${status.state}`);
        print(`  Service PID after KILL: ${status.pid}`);
    } catch(e) {
        print(`  Status check after KILL failed: ${e}`);
    }
    
} catch(e) {
    print(`⚠ KILL signal failed: ${e}`);
}

// Test 8: Test invalid signal
print("\n8. Testing invalid signal handling...");
try {
    let kill_result = zinit_kill(socket_path, service_name, "INVALID");
    print(`⚠ Invalid signal unexpectedly succeeded: ${kill_result}`);
} catch(e) {
    print(`✓ Invalid signal correctly rejected: ${e}`);
}

// Cleanup
print("\n9. Cleaning up test service...");
try {
    zinit_stop(socket_path, service_name);
    zinit_forget(socket_path, service_name);
    let delete_result = zinit_delete_service(socket_path, service_name);
    print(`✓ Test service cleaned up: ${delete_result}`);
} catch(e) {
    print(`⚠ Cleanup failed: ${e}`);
}

print("\n=== Signal Management Test Complete ===");