58 lines
1.3 KiB
TypeScript
58 lines
1.3 KiB
TypeScript
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export enum HitObjectType {
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HitCircle = 1,
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Slider = 2,
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Spinner = 8
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}
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export type HitObject = {
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x: number;
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y: number;
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time: number;
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type: number;
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hitSound: number;
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objectParams: string;
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hitSample: string;
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};
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export function parseHitObjects(beatmap: string): any[] {
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const lines = beatmap.split('\n');
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let recording = false;
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const hitObjects = [];
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for (const line of lines) {
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if (line.trim() === '[HitObjects]') {
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recording = true;
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continue;
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}
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if (!recording) continue;
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if (line.startsWith('[')) break;
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const parts = line.split(',');
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if (parts.length < 5) continue;
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const type = parseInt(parts[3], 10);
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const hitObject = {
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x: parseInt(parts[0], 10),
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y: parseInt(parts[1], 10),
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time: parseInt(parts[2], 10),
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type: getTypeFromFlag(type),
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hitSound: parseInt(parts[4], 10),
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objectParams: parts[5],
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hitSample: parts.length > 6 ? parts[6] : '0:0:0:0:'
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};
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hitObjects.push(hitObject);
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}
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return hitObjects;
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}
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function getTypeFromFlag(flag: number): HitObjectType | null {
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if (flag & HitObjectType.HitCircle) return HitObjectType.HitCircle;
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if (flag & HitObjectType.Slider) return HitObjectType.Slider;
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if (flag & HitObjectType.Spinner) return HitObjectType.Spinner;
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return null;
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}
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