45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
const fs = require('fs/promises');
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const fss = require('fs');
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const logger = require('logplease').create('state');
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const state = new Map();
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function replacer(key, value) {
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if(value instanceof Map) {
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return {
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data_type: 'Map',
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value: Array.from(value.entries()),
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};
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} else {
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return value;
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}
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}
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function reviver(key, value) {
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if(typeof value === 'object' && value !== null) {
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if (value.data_type === 'Map') {
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return new Map(value.value);
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}
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}
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return value;
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}
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module.exports = {
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state,
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async load(data_file){
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if(fss.exists_sync(data_file)){
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logger.info('Loading state from file');
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var content = await fs.read_file(data_file);
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var obj = JSON.parse(content.toString(), reviver);
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[...obj.keys()].forEach(k => state.set(k, obj.get(k)));
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}else{
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logger.info('Creating new state file');
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state.set('repositories', new Map());
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}
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},
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async save(data_file){
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logger.info('Saving state to disk');
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await fs.write_file(data_file, JSON.stringify(state, replacer));
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}
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}; |