loccon
Version:
A simple local context storage and management tool with CLI and web interfaces. Store, search, and organize code snippets, notes, and development contexts with sharded JSON storage.
117 lines • 4.85 kB
JavaScript
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.ShardManager = void 0;
const path = __importStar(require("path"));
const fs = __importStar(require("fs-extra"));
class ShardManager {
constructor(storagePath) {
this.storagePath = storagePath;
}
async getMetadata() {
const metadataPath = path.join(this.storagePath, 'metadata.json');
return await fs.readJson(metadataPath);
}
async saveMetadata(metadata) {
const metadataPath = path.join(this.storagePath, 'metadata.json');
await fs.writeJson(metadataPath, metadata, { spaces: 2 });
}
async getCurrentShard() {
const metadata = await this.getMetadata();
if (!metadata.currentShard) {
// No shards exist yet, create the first one
return await this.createNewShard();
}
const currentShardMeta = metadata.shards[metadata.currentShard];
if (currentShardMeta.status === 'full') {
// Current shard is full, create a new one
return await this.createNewShard();
}
return metadata.currentShard;
}
async createNewShard() {
const metadata = await this.getMetadata();
const shardNumber = metadata.totalShards + 1;
const shardId = `shard-${shardNumber.toString().padStart(3, '0')}`;
const shardPath = path.join(this.storagePath, 'shards', `${shardId}.json`);
// Create empty shard file
const emptyShardData = {
shardId: shardId,
contexts: {}
};
await fs.writeJson(shardPath, emptyShardData, { spaces: 2 });
// Update metadata
metadata.totalShards++;
metadata.currentShard = shardId;
metadata.shards[shardId] = {
entries: 0,
sizeBytes: JSON.stringify(emptyShardData).length,
status: 'active'
};
await this.saveMetadata(metadata);
return shardId;
}
async loadShard(shardId) {
const shardPath = path.join(this.storagePath, 'shards', `${shardId}.json`);
return await fs.readJson(shardPath);
}
async saveShard(shardData) {
const shardPath = path.join(this.storagePath, 'shards', `${shardData.shardId}.json`);
await fs.writeJson(shardPath, shardData, { spaces: 2 });
// Update metadata with new size and entry count
const metadata = await this.getMetadata();
const shardSize = JSON.stringify(shardData).length;
const entryCount = Object.keys(shardData.contexts).length;
metadata.shards[shardData.shardId] = {
entries: entryCount,
sizeBytes: shardSize,
status: shardSize >= 5 * 1024 * 1024 ? 'full' : 'active' // 5MB limit
};
metadata.totalEntries = Object.values(metadata.shards).reduce((sum, shard) => sum + shard.entries, 0);
await this.saveMetadata(metadata);
}
async getAllShardIds() {
const metadata = await this.getMetadata();
return Object.keys(metadata.shards);
}
async checkShardCapacity(shardId, additionalContent) {
const shardData = await this.loadShard(shardId);
const currentSize = JSON.stringify(shardData).length;
const additionalSize = JSON.stringify(additionalContent).length;
return (currentSize + additionalSize) < 5 * 1024 * 1024; // 5MB limit
}
}
exports.ShardManager = ShardManager;
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