69 lines
2.0 KiB
TypeScript
69 lines
2.0 KiB
TypeScript
function getOverlapRange(
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startA: number,
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endA: number,
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startB: number,
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endB: number
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) {
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const overlapStart = Math.max(startA, startB);
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const overlapEnd = Math.min(endA, endB);
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return overlapStart < overlapEnd ? { overlapStart, overlapEnd } : null;
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}
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function isOverlap(
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startA: number,
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endA: number,
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startB: number,
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endB: number
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) {
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return getOverlapRange(startA, endA, startB, endB) !== null;
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}
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// Generate random time ranges for the schedulers
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function generateTimeRanges(count: number): { start: number; end: number }[] {
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const ranges = [];
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const startDate = new Date('2024-10-06T00:00:00Z').getTime();
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for (let i = 0; i < count; i++) {
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const start = startDate + Math.floor(Math.random() * 10000000); // Random start time
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const end = start + Math.floor(Math.random() * 10000000); // Random end time after start
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ranges.push({ start, end });
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}
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return ranges;
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}
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// Benchmark performance of overlap detection between two schedulers
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const schedulerA = generateTimeRanges(50);
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const schedulerB = generateTimeRanges(50);
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console.time('Overlap Benchmark');
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let overlapCount = 0;
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for (const rangeA of schedulerA) {
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for (const rangeB of schedulerB) {
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if (isOverlap(rangeA.start, rangeA.end, rangeB.start, rangeB.end)) {
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overlapCount++;
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}
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}
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}
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console.timeEnd('Overlap Benchmark');
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console.log(`Total Overlaps Found: ${overlapCount}`);
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// Example usage with specific time ranges
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const startA = new Date('2024-10-06T10:00:00Z').getTime();
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const endA = new Date('2024-10-06T12:00:00Z').getTime();
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const startB = new Date('2024-10-06T11:00:00Z').getTime();
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const endB = new Date('2024-10-06T13:00:00Z').getTime();
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const overlapRange = getOverlapRange(startA, endA, startB, endB);
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if (overlapRange) {
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console.log(
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`Overlap Start: ${new Date(overlapRange.overlapStart).toISOString()}`
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);
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console.log(
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`Overlap End: ${new Date(overlapRange.overlapEnd).toISOString()}`
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);
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console.log('Is overlap: true');
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} else {
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console.log('No overlap');
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} |