ipfs-bitswap/dist/src/wantlist/entry.js

JavaScript implementation of the Bitswap data exchange protocol used by IPFS

import { base58btc } from 'multiformats/bases/base58';
export class WantListEntry {
    _refCounter;
    cid;
    priority;
    wantType;
    constructor(cid, priority, wantType) {
        // Keep track of how many requests we have for this key
        this._refCounter = 1;
        this.cid = cid;
        this.priority = priority ?? 1;
        this.wantType = wantType;
    }
    inc() {
        this._refCounter += 1;
    }
    dec() {
        this._refCounter = Math.max(0, this._refCounter - 1);
    }
    hasRefs() {
        return this._refCounter > 0;
    }
    // So that console.log prints a nice description of this object
    get [Symbol.toStringTag]() {
        const cidStr = this.cid.toString(base58btc);
        return `WantlistEntry <key: ${cidStr}, priority: ${this.priority}, refs: ${this._refCounter}>`;
    }
    equals(other) {
        return (this._refCounter === other._refCounter) &&
            this.cid.equals(other.cid) &&
            this.priority === other.priority &&
            this.wantType === other.wantType;
    }
}
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