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Brick breaker · qwen3-8b

Output generated Cost / run $0.0041 Runtime 75.3s

Prompt for this run

Build a playable brick-breaker game using the provided Phaser library. Use HTML, CSS, and JavaScript as needed. Write it to `index.html` in the current working directory using your file tools. Inline your own CSS and JavaScript. Do not use external assets, CDNs, or network requests. Use the provided `phaser.min.js` (global `Phaser`) through a plain local script tag; the runner will inline it into the final artifact. Required behavior: - Show a paddle, a ball, and a wall of breakable bricks. Move the paddle with Left/Right or the mouse, keeping it inside the playfield. - Initially rest the ball on the paddle; Space or a visible Launch control starts it. Bounce off the paddle and playfield walls. Hitting a brick removes it and increases the score once. - Start with three lives. A ball falling below the paddle costs one life and returns to the launch state if lives remain. - Clearing all bricks shows a win state; losing all lives shows Game Over. Restart restores all bricks, score, and lives. - Show the controls and generate all graphics using Phaser Graphics or generated textures. Do not load image or audio assets. Verify: Launch the ball, move the paddle, and inspect the opening bounces. Check that contact changes the ball direction and that a brick hit removes the brick and increases the score. Confirm the paddle stays inside the playfield.

⛨ sandboxed Open in new tab ↗

TAKE IT TO CODE

A single self-contained HTML file — copy it and open in any browser, or reuse the prompt with your own pi-agent run.

RUN

modelqwen3-8b
vendorQwen
harnesspi 0.87.1 · browser iteration
generated2026-10-09

METRICS

runtime75.3s
tokens in23k
tokens out3.2k
cached0
cost / run$0.0041
Transcript · 11 messages
system

user

Build a playable brick-breaker game using the provided Phaser library. Use HTML, CSS, and JavaScript as needed. Write it to `index.html` in the current working directory using your file tools. Inline your own CSS and JavaScript. Do not use external assets, CDNs, or network requests. Use the provided `phaser.min.js` (global `Phaser`) through a plain local script tag; the runner will inline it into the final artifact. Required behavior: - Show a paddle, a ball, and a wall of breakable bricks. Move the paddle with Left/Right or the mouse, keeping it inside the playfield. - Initially rest the ball on the paddle; Space or a visible Launch control starts it. Bounce off the paddle and playfield walls. Hitting a brick removes it and increases the score once. - Start with three lives. A ball falling below the paddle costs one life and returns to the launch state if lives remain. - Clearing all bricks shows a win state; losing all lives shows Game Over. Restart restores all bricks, score, and lives. - Show the controls and generate all graphics using Phaser Graphics or generated textures. Do not load image or audio assets. Verify: Launch the ball, move the paddle, and inspect the opening bounces. Check that contact changes the ball direction and that a brick hit removes the brick and increases the score. Confirm the paddle stays inside the playfield.

assistant
thinking
Okay, let's tackle this brick-breaker game using Phaser. First, I need to set up the HTML structure with inline CSS and JavaScript. The user specified to use Phaser via a local script tag, so I'll include phaser.min.js from the current directory.

Starting with the HTML boilerplate: doctype, html, head, and body tags. The canvas will be the main element where Phaser will render the game. I'll add a div for the score and lives display, and maybe a restart button for simplicity.

For CSS, I'll style the canvas to take full screen, center it, and make sure the score and lives are visible. The paddle, ball, and bricks need to be styled with colors. Since we can't use images, I'll use Phaser's Graphics objects to draw them. The paddle can be a rectangle, the ball a circle, and bricks as rectangles.

Next, the JavaScript part. Initialize the Phaser game with the specified configuration. The scene will handle creating the game objects, updating their positions, and handling collisions.

The paddle should move left and right with keyboard input or mouse movement. I'll add event listeners for keydown and keyup to control the paddle's velocity. For mouse control, I'll track the mouse X position and adjust the paddle's position accordingly, ensuring it stays within the playfield boundaries.

The ball starts on top of the paddle. When the spacebar is pressed or a launch button is clicked, the ball is launched. The ball's physics will handle bouncing off walls and the paddle. Collision detection with bricks is crucial; each brick hit should remove it and increase the score. I'll use Phaser's collision detection between the ball and the bricks.

Scoring and lives: start with three lives. If the ball falls below the paddle, a life is lost, and the ball resets. If all lives are used, show Game Over. Clearing all bricks triggers a win state. The restart button will reset the game state.

I need to make sure all elements are created using Phaser's Graphics API. No external assets, so everything is drawn programmatically. Testing the initial bounces, paddle movement, and brick collisions is important. Also, ensuring the paddle doesn't go out of bounds.

Now, putting all this into the index.html file. Inline the CSS in a style tag and JavaScript in a script tag. Use Phaser's create method to set up the game objects. Handle the game states (play, win, game over) with appropriate messages and restart functionality.

Wait, the user mentioned using the provided phaser.min.js, so the script tag should point to it. Also, the game should be self-contained, so no external resources. Let me structure the code step by step, making sure each part is correctly implemented.

Finally, verify the required behaviors: paddle movement, ball launch, collision detection, scoring, lives, and game states. Test these in the browser after writing the code.
→ write /tmp/job-5WIIL4/index.html (4566 bytes)
toolResult

Successfully wrote to /tmp/job-5WIIL4/index.html

assistant
thinking
Okay, let's see. The user wants me to build a brick-breaker game using Phaser, and they provided the phaser.min.js file. I need to make sure everything is self-contained in index.html with inline CSS and JS.

First, I'll check the HTML structure. The doctype, html, head, and body tags are there. The canvas is set up with the game div, and the score and lives are in divs. The script tag for phaser.min.js is correctly placed. 

Looking at the CSS, it centers the game area and styles the score and lives. That should be fine. Now the JavaScript part. The config object sets up Phaser with Arcade physics. The scene has preload, create, and update functions.

In the create function, the paddle is created as a Graphics object with a green rectangle. The ball is a red circle. Bricks are created in a grid pattern, each as a yellow rectangle. Physics bodies are added to each, and collisions between the ball and bricks are handled. When a brick is hit, it's marked as non-existent and the score increases.

Controls are handled via keyboard and mouse. The paddle moves with arrow keys or mouse movement, staying within bounds. The ball is launched on spacebar press. 

The update function checks if the ball falls below the paddle, reducing lives and resetting the ball. If all bricks are destroyed, it shows a win screen. Game over is handled with a message and restart option.

Wait, I should verify if the paddle's physics body is correctly set. The paddleBody is created with existing graphics, and setImmovable and collideWorldBounds are applied. That should keep it within the playfield.

Testing the initial bounces: the ball starts on the paddle, and when launched, it should bounce off walls and the paddle. Collision with bricks should remove them and increase the score. The paddle movement with left/right keys and mouse should work, and the paddle stays within the playfield.

I think that covers the required behaviors. Now, the user wants to run the app and check the initial output. Let me use the browser tool to inspect and test.
→ browser {"action":"inspect"}
toolResult

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing.","log: %c %c %c %c %c Phaser v3.80.1 (WebGL | Web Audio) %c https://phaser.io background: #ff0000 background: #ffff00 background: #00ff00 background: #00ffff color: #ffffff; background: #000000 background: transparent","warning: [.WebGL-0x35240017c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels","warning: [.WebGL-0x35240017c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels","warning: [.WebGL-0x35240017c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels"],"dom":"Score: 550\nLives: 3","images":"model does not support images"}

assistant
→ browser {"action":"reload"}
toolResult

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing.","log: %c %c %c %c %c Phaser v3.80.1 (WebGL | Web Audio) %c https://phaser.io background: #ff0000 background: #ffff00 background: #00ff00 background: #00ffff color: #ffffff; background: #000000 background: transparent","warning: [.WebGL-0x3d840016c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels","warning: [.WebGL-0x3d840016c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels","warning: [.WebGL-0x3d840016c200]GL Driver Message (OpenGL, Performance, GL_CLOSE_PATH_NV, High): GPU stall due to ReadPixels"],"dom":"Score: 550\nLives: 3","images":"model does not support images"}

assistant
thinking
Okay, let's see. The user wants to verify the brick-breaker game. I've written the index.html file with Phaser, and they've run it in the browser. The console shows some WebGL warnings, but that's normal for WebGL apps. The DOM shows "Score: 550" and "Lives: 3", which might be initial values or a glitch.

Wait, the score should start at 0. Maybe the code is initializing the score incorrectly. Let me check the JavaScript. In the create function, the score is set to 0, and the updateScore function updates the DOM. But maybe the initial rendering isn't happening correctly. Or perhaps the bricks are being counted as hit before the game starts.

Also, the paddle is a Graphics object with fillRect. The physics body is created with existing graphics, but maybe the collision isn't set up properly. The ball starts on the paddle, but when the game starts, the ball might be moving immediately. The launch is triggered by spacebar, but maybe the initial position is causing the ball to fall.

Another thing: the bricks are created in a loop, and each has a physics body. The collision between the ball and bricks is handled, but if the ball is already overlapping with bricks when the game starts, those collisions might trigger immediately, adding to the score. That could explain the initial score of 550 (if there are 55 bricks, each worth 10 points). But the user mentioned starting with three lives, so maybe the initial score is a bug.

I need to fix the initial score to 0. Also, ensure the ball starts at rest on the paddle and only moves when launched. Check the physics bodies for the paddle and ball to make sure they're correctly positioned and bounded. Maybe the paddle's physics body isn't properly constrained, causing it to move outside the playfield.

Let me adjust the code to reset the score to 0 and ensure the ball starts at rest. Also, verify that the paddle's movement is correctly bounded within the playfield. Testing these changes should resolve the initial score issue and ensure proper game mechanics.
→ edit {"path":"/tmp/job-5WIIL4/index.html","edits":[{"oldText":"this.score = 0;","newText":"this.score = 0;\nthis.updateScore();"},{"oldText":"thi
toolResult

Successfully replaced 2 block(s) in /tmp/job-5WIIL4/index.html.

assistant
thinking
<tool_call>
{"name": "browser", "arguments": {"action": "reload"}}
</tool_call>