const fs = require('fs');
let code = fs.readFileSync('src/components/TerminalPanel.vue', 'utf8');

// Remove variables
code = code.replace(/let touchScrollVelocity = 0;\n?/g, '');
code = code.replace(/let touchScrollRaf:\s*number\s*\|\s*null = null;\n?/g, '');

// Remove clearTouchScrollMomentum definition
code = code.replace(/function clearTouchScrollMomentum\(\): void \{[\s\S]*?\}\n/g, '');

// Remove runTouchScrollMomentum definition
code = code.replace(/function runTouchScrollMomentum\(\): void \{[\s\S]*?\}\n/g, '');

// Remove velocity tracking in pointermove
code = code.replace(/\s*const v = \(\-deltaY \/ dt\) \* 16;[\s\S]*?if \(touchScrollVelocity > touchMaxSpeed\) touchScrollVelocity = touchMaxSpeed;/g, '');

// Remove velocity tracking in touchmove
code = code.replace(/\s*\/\/ 计算物理滑动速度，用于释放后的动量[\s\S]*?\n\s*if \(Math\.abs\(dy\) > 2\) \{/g, '\n          if (Math.abs(dy) > 2) {');

// Remove velocity call in touchend
code = code.replace(/\s*if \(Math\.abs\(touchScrollVelocity\) > 0\.2\) \{[\s\S]*?\n\s*\}/g, '');

// Remove velocity call in pointerup
code = code.replace(/\s*\/\/ 释放时触发滚行动量\s*if \(Math\.abs\(touchScrollVelocity\) > 0\.2 && touchGateScrollLike && !hasActiveNativeSelectionInTerminal\(\)\) \{[\s\S]*?\n\s*\}/g, '');

// Clean calls to clearTouchScrollMomentum
code = code.replace(/\s*clearTouchScrollMomentum\(\);/g, '');

fs.writeFileSync('src/components/TerminalPanel.vue', code);