import axios from 'axios';

const baseURL = 'http://localhost:27531';

async function delay(ms) {
    return new Promise(resolve => setTimeout(resolve, ms));
}

async function testServer() {
    try {

        await axios.post(`${baseURL}/shutdown`);
        return
        // Test 1: Health check
        console.log('\nTest 1: Health Check');
        const health = await axios.get(`${baseURL}/health`);
        console.log('Health status:', health.data);
        
        // Wait for engine initialization
        await delay(2000);
        // Test 2: Validate FEN
        console.log('\nTest 1.5: Validate MOVE');
        const moveVal = await axios.post(`${baseURL}/move`, {
            move: '@a6'
        });
        console.log('MOVE validation:', moveVal);
        await delay(2000);


        // Test 2: Validate FEN
        console.log('\nTest 2: Validate FEN');
        const startPos = 'rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1';
        const validation = await axios.post(`${baseURL}/validate`, {
            fen: startPos
        });
        console.log('FEN validation:', validation.data);

        // Test 3: Create new game
        console.log('\nTest 3: Create New Game');
        const newGame = await axios.post(`${baseURL}/new`, {
            variant: 'chess'
        });
        console.log('New game created:', newGame.data);

        // Test 4: Set position
        console.log('\nTest 4: Set Position');
        const position = await axios.post(`${baseURL}/position`, {
            fen: startPos,
            variant: 'chess'
        });
        console.log('Position set:', position.data);

        // Test 5: Get engine move from starting position
        console.log('\nTest 5: Get Engine Move');
        const engineMove = await axios.post(`${baseURL}/enginemove`, {
            depth: 15,
            movetime: 1000
        });
        console.log('Engine move:', engineMove.data);

        // Test 6: Make a specific move
        console.log('\nTest 6: Make Move (UCI)');
        const moveUCI = await axios.post(`${baseURL}/move`, {
            move: 'e2e4',
            notation: 'uci'
        });
        console.log('UCI move made:', moveUCI.data);

        // Test 7: Make move using SAN notation
        console.log('\nTest 7: Make Move (SAN)');
        const moveSAN = await axios.post(`${baseURL}/move`, {
            move: 'Nf6',
            notation: 'san'
        });
        console.log('SAN move made:', moveSAN.data);

        // Test 8: Get current state
        console.log('\nTest 8: Get Current State');
        const state = await axios.get(`${baseURL}/state`);
        console.log('Current state:', state.data);

        // Test 9: Position Analysis
        console.log('\nTest 9: Position Analysis');
        const analysis = await axios.post(`${baseURL}/analyze`, {
            depth: 15,
            movetime: 1000
        });
        console.log('Position analysis:', analysis.data);

        // Test 10: Test variant chess
        console.log('\nTest 10: Test Chess Variant');
        const variantGame = await axios.post(`${baseURL}/new`, {
            variant: 'crazyhouse'
        });
        console.log('Crazyhouse game created:', variantGame.data);

        // Test 11: Test invalid FEN
        console.log('\nTest 11: Test Invalid FEN');
        try {
            await axios.post(`${baseURL}/position`, {
                fen: 'invalid fen string',
                variant: 'chess'
            });
        } catch (error) {
            console.log('Invalid FEN correctly rejected:', error.response.data);
        }

        // Test 12: Test invalid move
        console.log('\nTest 12: Test Invalid Move');
        try {
            await axios.post(`${baseURL}/move`, {
                move: 'e2e5', // Invalid move
                notation: 'uci'
            });
        } catch (error) {
            console.log('Invalid move correctly rejected:', error.response.data);
        }

        // Test 13: Engine Analysis with Different Settings
        console.log('\nTest 13: Engine Analysis with Custom Settings');
        const customAnalysis = await axios.post(`${baseURL}/analyze`, {
            depth: 20,
            movetime: 2000
        });
        console.log('Custom analysis:', customAnalysis.data);

        // Test 14: Final State Check
        console.log('\nTest 14: State Check');
        const finalHealth = await axios.get(`${baseURL}/health`);
        console.log('Final server status:', {
            engineReady: finalHealth.data.engineReady,
            status: finalHealth.data.status
        });
        console.log('\nTest 15: SHUTDOWN');
        await axios.post(`${baseURL}/shutdown`);


        console.log('\nAll tests completed successfully!');

    } catch (error) {
        console.error('Test failed:', error.message);
        if (error.response) {
            console.error('Error details:', {
                status: error.response.status,
                data: error.response.data
            });
        }
    }
}

// Run tests
console.log('Starting Fairy-Chess server tests...');
testServer().then(() => {
    console.log('Test suite completed.');
}).catch(err => {
    console.error('Test suite failed:', err);
});