@activeledger/activeprotocol/lib/protocol/shared.js

Underlying protocol which handles consensus and the smart contract virtual machine of Activeledger

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Shared = void 0;
const activecrypto_1 = require("@activeledger/activecrypto");
const activelogger_1 = require("@activeledger/activelogger");
class Shared {
    constructor(_storeSingleError, entry, dbe, emitter) {
        this._storeSingleError = _storeSingleError;
        this.entry = entry;
        this.dbe = dbe;
        this.emitter = emitter;
        this.ioLabelMap = { i: {}, o: {} };
        this._errorOut = {
            code: 0,
            reason: "",
            priority: 0,
        };
        this._storedSingleErrorDoc = {
            id: "Default Error Id",
        };
        this.filterMap = {};
        this.assumedVirtualPrefix = "";
    }
    set errorOut(errorOut) {
        this._errorOut = errorOut;
    }
    set storeSingleError(state) {
        this._storeSingleError = state;
    }
    getLabelIOMap(inputs, streamId) {
        let checkIOMap = inputs ? this.ioLabelMap.i : this.ioLabelMap.o;
        if (!Object.keys(checkIOMap).length) {
            return this.filterMap[streamId] ? this.filterMap[streamId] : streamId;
        }
        return checkIOMap[this.filterMap[streamId]]
            ? checkIOMap[this.filterMap[streamId]]
            : checkIOMap[streamId];
    }
    filterPrefix(stream, skipMap = false) {
        if (!skipMap && this.filterMap[stream]) {
            return this.filterMap[stream];
        }
        let [streamId, suffix] = stream.split(":");
        if (streamId.length > 64) {
            if (!this.assumedVirtualPrefix) {
                this.assumedVirtualPrefix = streamId.slice(0, 2);
            }
            streamId = streamId.slice(-64);
            this.filterMap[streamId] = stream;
            this.filterMap[stream] = streamId;
        }
        if (suffix) {
            return streamId + ":" + suffix;
        }
        return streamId;
    }
    clearAllComms(virtualMachine, preserveComms) {
        if (virtualMachine.clearingInternodeCommsFromVM(this.entry.$umid)) {
            const nodes = Object.values(this.entry.$nodes);
            let i = nodes.length;
            while (i--) {
                if (nodes[i].incomms !== preserveComms) {
                    nodes[i].incomms = null;
                }
            }
        }
        return this.entry;
    }
    async raiseLedgerError(code, reason, stop = false, priority = 0) {
        try {
            const dbDoc = (this._storedSingleErrorDoc = await this.storeError(code, reason, priority));
            if (!stop) {
                let error = this._errorOut.reason;
                if (dbDoc.id) {
                    error += " - Error " + dbDoc.id;
                }
                this.emitter.emitFailed({
                    status: this._errorOut.code,
                    error,
                });
            }
        }
        catch (error) {
            activelogger_1.ActiveLogger.fatal(error, "Database Error Log Issues");
            if (!stop) {
                this.emitter.emit("failed", {
                    status: code,
                    error: error,
                });
            }
        }
    }
    storeError(code, reason, priority = 0) {
        if (priority >= this._errorOut.priority) {
            this._errorOut.code = code;
            this._errorOut.reason = this.getGlobalReason(reason);
            this._errorOut.priority = priority;
        }
        if (!this._storeSingleError && this.entry) {
            const tmpEntry = JSON.parse(JSON.stringify(this.entry));
            const nodeErrors = Object.keys(tmpEntry.$nodes);
            for (let i = nodeErrors.length; i--;) {
                tmpEntry.$nodes[nodeErrors[i]].incomms = null;
            }
            const doc = {
                code,
                processed: this._storeSingleError,
                umid: this.entry.$umid,
                transaction: tmpEntry,
                reason: this.getGlobalReason(reason),
            };
            this._storeSingleError = true;
            return this.dbe.post(doc);
        }
        else {
            return Promise.resolve(this._storedSingleErrorDoc);
        }
    }
    getGlobalReason(reason) {
        return reason.message
            ? reason.message
            : reason.error
                ? reason.error
                : reason;
    }
    signatureCheck(publicKey, signature, type = "rsa") {
        try {
            let key = new activecrypto_1.ActiveCrypto.KeyPair(type, publicKey);
            return key.verify(this.entry.$tx, signature);
        }
        catch (error) {
            activelogger_1.ActiveLogger.error(error, "Signature Check Error");
            return false;
        }
    }
}
exports.Shared = Shared;
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