83 lines
2.2 KiB
TypeScript
83 lines
2.2 KiB
TypeScript
import { includes, memory } from '../types';
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import { base64_decode } from '../base64';
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import { Disk, NibbleFormat, DiskOptions, JSONDisk, NIBBLE_FORMATS, NibbleDisk } from './types';
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import createDiskFrom2MG from './2mg';
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import createDiskFromD13 from './d13';
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import createDiskFromDOS from './do';
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import createDiskFromProDOS from './po';
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import createDiskFromWoz from './woz';
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import createDiskFromNibble from './nib';
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/**
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*
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* @param fmt Type of
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* @param options
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* @returns A nibblized disk
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*/
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export function createDisk(fmt: NibbleFormat, options: DiskOptions): NibbleDisk | null {
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let disk: NibbleDisk | null = null;
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switch (fmt) {
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case '2mg':
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disk = createDiskFrom2MG(options);
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break;
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case 'd13':
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disk = createDiskFromD13(options);
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break;
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case 'do':
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case 'dsk':
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disk = createDiskFromDOS(options);
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break;
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case 'nib':
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disk = createDiskFromNibble(options);
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break;
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case 'po':
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disk = createDiskFromProDOS(options);
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break;
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case 'woz':
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disk = createDiskFromWoz(options);
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break;
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}
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return disk;
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}
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export function createDiskFromJsonDisk(disk: JSONDisk): Disk | null {
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const fmt = disk.type;
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const readOnly = disk.readOnly;
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const name = disk.name;
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if (includes(NIBBLE_FORMATS, fmt)) {
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let trackData: memory[][];
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if (disk.encoding == 'base64') {
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trackData = [];
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for (let t = 0; t < disk.data.length; t++) {
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trackData[t] = [];
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if (fmt == 'nib') {
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trackData[t][0] = base64_decode(disk.data[t] as string);
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} else {
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for (let s = 0; s < disk.data[t].length; s++) {
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trackData[t][s] = base64_decode(disk.data[t][s] as string);
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}
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}
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}
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} else {
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trackData = disk.data;
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}
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const volume = disk.volume || 0xfe;
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const options = {
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volume,
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readOnly,
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name,
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data: trackData
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} as DiskOptions;
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return createDisk(fmt, options);
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} else {
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return null;
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}
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}
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