example.js

const { 
  StringEditImpl,
  StringReplacementImpl,
  OffsetRangeImpl,
} = require('./dist/index.js');

console.log('=== Enhanced adelphos Library Demo (VSCode Compatible) ===\n');

// 1. Advanced String Edit Operations
console.log('1. Advanced String Edit Operations:');
const text = 'Hello world! This is a test.';
console.log(`Original text: "${text}"`);

// Create multiple replacements
const edit1 = StringReplacementImpl.replace(
  OffsetRangeImpl.ofStartAndLength(0, 5), // "Hello"
  'Hi'
);

const edit2 = StringReplacementImpl.replace(
  OffsetRangeImpl.ofStartAndLength(6, 5), // "world"
  'there'
);

const edit3 = StringReplacementImpl.insert(13, ' amazing'); // Insert after "!"

const stringEdit = StringEditImpl.create([edit1, edit2, edit3]);
console.log('String edits:', stringEdit.edits.map(e => ({
  range: `${e.range.start}-${e.range.end}`,
  newText: e.newText
})));

const result = stringEdit.apply(text);
console.log(`Result: "${result}"`);
console.log();

// 2. Edit Neutrality Check
console.log('2. Edit Neutrality Check:');
const neutralEdit = StringReplacementImpl.replace(
  OffsetRangeImpl.ofStartAndLength(0, 5), // "Hello"
  'Hello' // Same text
);
console.log(`Is neutral edit neutral? ${neutralEdit.isNeutralOn(text)}`);

const nonNeutralEdit = StringReplacementImpl.replace(
  OffsetRangeImpl.ofStartAndLength(0, 5), // "Hello"
  'Hi'
);
console.log(`Is non-neutral edit neutral? ${nonNeutralEdit.isNeutralOn(text)}`);
console.log();

// 3. Common Prefix/Suffix Removal
console.log('3. Common Prefix/Suffix Removal:');
const originalText = 'prefix_CHANGE_suffix';
const editWithCommon = StringReplacementImpl.replace(
  OffsetRangeImpl.ofStartAndLength(0, originalText.length),
  'prefix_MODIFIED_suffix'
);

console.log(`Original: "${originalText}"`);
console.log(`Full replacement: "${editWithCommon.newText}"`);

const optimized = editWithCommon.removeCommonSuffixPrefix(originalText);
console.log(`Optimized edit range: ${optimized.range.start}-${optimized.range.end}`);
console.log(`Optimized edit text: "${optimized.newText}"`);
console.log();

// 4. Edit Inversion
console.log('4. Edit Inversion:');
const originalForInverse = 'The quick brown fox';
const editForInverse = StringEditImpl.replace(
  OffsetRangeImpl.ofStartAndLength(4, 5), // "quick"
  'slow'
);

console.log(`Original: "${originalForInverse}"`);
const modified = editForInverse.apply(originalForInverse);
console.log(`Modified: "${modified}"`);

const inverse = editForInverse.inverse(originalForInverse);
const restored = inverse.apply(modified);
console.log(`Restored: "${restored}"`);
console.log(`Successfully restored: ${restored === originalForInverse}`);
console.log();

// 5. OffsetRange Operations
console.log('5. OffsetRange Operations:');
const range1 = new OffsetRangeImpl(5, 10);
const range2 = new OffsetRangeImpl(8, 15);

console.log(`Range 1: ${range1.start}-${range1.end} (length: ${range1.length})`);
console.log(`Range 2: ${range2.start}-${range2.end} (length: ${range2.length})`);
console.log(`Ranges intersect: ${range1.intersectsOrTouches(range2)}`);

const intersection = range1.intersect(range2);
if (intersection) {
  console.log(`Intersection: ${intersection.start}-${intersection.end}`);
}

const shifted = range1.delta(3);
console.log(`Range 1 shifted by 3: ${shifted.start}-${shifted.end}`);
console.log();

// 6. Complex Edit Composition
console.log('6. Complex Edit Composition:');
const baseText = 'function hello() { return "world"; }';
console.log(`Base: "${baseText}"`);

// Multiple edits
const edits = [
  StringReplacementImpl.replace(OffsetRangeImpl.ofStartAndLength(9, 5), 'greet'), // hello -> greet
  StringReplacementImpl.replace(OffsetRangeImpl.ofStartAndLength(24, 7), '"Hello!"'), // "world" -> "Hello!"
];

const compositeEdit = StringEditImpl.create(edits);
const finalResult = compositeEdit.apply(baseText);
console.log(`Result: "${finalResult}"`);
console.log();

console.log('=== Demo Complete ===');