ts-edifact/lib/edi/uneceMetaDataPageParser.js

Edifact parser library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UNECEMetaDataPageParser = void 0;
const messageStructureParser_1 = require("./messageStructureParser");
const unecePageParser_1 = require("./unecePageParser");
var State;
(function (State) {
    State["initial"] = "initial";
    State["beforeMessageType"] = "beforeMessageType";
    State["afterMessageType"] = "afterMessageType";
    State["beforeMetaData"] = "beforeMetaData";
    State["afterMetaData"] = "afterMetaData";
})(State || (State = {}));
const SM_DEFINITION = {
    initial: State.initial,
    transitions: [
        { from: State.initial, to: State.beforeMessageType },
        { from: State.beforeMessageType, to: State.afterMessageType },
        { from: State.afterMessageType, to: State.beforeMetaData },
        { from: State.beforeMetaData, to: State.afterMetaData }
    ]
};
class UNECEMetaDataPageParser extends unecePageParser_1.UNECEPageParser {
    constructor() {
        super(SM_DEFINITION);
    }
    setupHandler() {
        const handler = super.setupHandler();
        handler.onText = (text) => {
            switch (this.sm.state) {
                case State.initial:
                    if (text.includes('Message Type')) {
                        this.sm.transition(State.beforeMessageType);
                    }
                    break;
                case State.beforeMessageType:
                    this.messageType = text;
                    this.sm.transition(State.afterMessageType);
                    break;
                case State.afterMessageType:
                    if (!this.messageType) {
                        this.throwCouldNotParsePage();
                    }
                    else {
                        if (text.includes('Version') && text.includes('Release') && text.includes('Contr. Agency')) {
                            const version = this.extractTextValue(text, /Version\s*: ([A-Z]*)\s/g, 1);
                            const release = this.extractTextValue(text, /Release\s*: ([0-9A-Z]*)\s/g, 1);
                            const controllingAgency = this.extractTextValue(text, /Contr. Agency\s*: ([0-9A-Z]*)\s/g, 1);
                            this._spec = new messageStructureParser_1.EdifactMessageSpecificationImpl(this.messageType, version, release, controllingAgency);
                        }
                    }
                    break;
                default: this.throwInvalidParserState(this.sm.state);
            }
        };
        return handler;
    }
}
exports.UNECEMetaDataPageParser = UNECEMetaDataPageParser;
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