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import { Injectable } from '@angular/core';
import { ErrorMessage, ErrorCode } from "jalhyd";
import { HttpService } from "../http/http.service";
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/*
language tag : fr-FR
primary subcode : fr
optional subcode : FR
*/
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export enum Language {
FRENCH,
ENGLISH,
}
@Injectable()
export class InternationalisationService {
private _lang: Language;
private _sLang: string;
private _errorMessages: { [key: string]: string };
public constructor(private httpService: HttpService) { }
public get lang() {
return this._lang;
}
// public set lang(l: Language) {
// this._lang = l;
// this._sLang = Language[l];
// }
public setLocale(tag: string) {
let l: string = tag.substr(0, 2).toLowerCase();
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if (l === "en")
this._lang = Language.ENGLISH;
else if (l === "fr")
this._lang = Language.FRENCH;
else {
let e = new ErrorMessage(ErrorCode.ERROR_LANG_UNSUPPORTED);
e.extraVar["locale"] = tag;
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throw e;
}
// this.loadErrorMessages();
this.httpGetErrorMessages();
}
get languageCode() {
switch (this._lang) {
case Language.ENGLISH:
return "en";
case Language.FRENCH:
return "fr";
default:
throw new ErrorMessage(ErrorCode.ERROR_LANG_UNSUPPORTED);
}
}
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// private loadErrorMessages() {
// let l;
// switch (this.lang) {
// case Language.FRENCH:
// l = "fr";
// break;
// default:
// l = "en";
// }
// let s: string = fs.readFileSync("src/error_messages." + l + ".json", "utf8");
// this._errorMessages = JSON.parse(s);
// }
private httpGetErrorMessages() {
let is: InternationalisationService = this;
let processData = function (s: string) {
// fermeture nécessaire pour capturer la valeur de this (undefined sinon)
is._errorMessages = JSON.parse(s);
}
let l;
switch (this.lang) {
case Language.FRENCH:
l = "fr";
break;
default:
l = "en";
}
let f: string = "error_messages." + l + ".json"
this.httpService.httpGetRequest(undefined, undefined, undefined, "locale/" + f, processData);
}
private getErrorMessageFromCode(c: ErrorCode): string {
let sCode: string = ErrorCode[c];
return this._errorMessages[ErrorCode[c]];
}
private replaceAll(str: string, find: string, replace: string) {
return str.replace(new RegExp(find, 'g'), replace);
}
public localizeErrorMessage(r: ErrorMessage): string {
let sCode: string = ErrorCode[r.code];
let m: string = this.getErrorMessageFromCode(r.code);
for (let k in r.extraVar) {
m = this.replaceAll(m, "%" + k + "%", r.extraVar[k]);
}
return m;
}
/*
public localizeErrorMessage(r: ErrorMessage): string {
let m: string;
let sCode: string = ErrorCode[r.code];
switch (this.lang) {
case Language.ENGLISH:
switch (r.code) {
case ErrorCode.ERROR_DICHO_INIT_DOMAIN:
m = "Dichotomy : target " + r.extraVar["targetSymbol"];
m += "=" + r.extraVar["targetValue"];
m += " does not exist for variable " + r.extraVar["variableSymbol"];
m += " valued in interval " + r.extraVar["variableInterval"];
break;
case ErrorCode.ERROR_DICHO_INITVALUE_HIGH:
case ErrorCode.ERROR_DICHO_INITVALUE_LOW:
m = "Dichotomy : initial value " + r.extraVar["variableSymbol"];
m += "=" + r.extraVar["variableInitValue"];
if (r.code == ErrorCode.ERROR_DICHO_INITVALUE_HIGH)
m += " is too high";
else if (r.code == ErrorCode.ERROR_DICHO_INITVALUE_LOW)
m += " is too low";
m += " (target is " + r.extraVar["targetSymbol"];
m += "=" + r.extraVar["targetValue"];
m += ", " + r.extraVar["targetSymbol"];
m += "(" + r.extraVar["variableSymbol"];
m += "=" + r.extraVar["variableInitValue"]
m += ")=" + r.extraVar["initTarget"] + ")";
break;
case ErrorCode.ERROR_DICHO_NULL_STEP:
m = "Dichotomy (initial interval search) : invalid null step";
break;
case ErrorCode.ERROR_DICHO_INVALID_STEP_GROWTH:
m = "Dichotomy (initial interval search) : invalid null step growth";
break;
case ErrorCode.ERROR_DICHO_FUNCTION_VARIATION:
m = "unable to determinate function direction of variation";
break;
case ErrorCode.ERROR_PARAMDOMAIN_INTERVAL_BOUNDS:
m = "invalid ";
m += String(r.extraVar["minValue"]);
m += "/";
m += String(r.extraVar["maxValue"]);
m += " min/max boundaries for 'interval' parameter definition domain";
break;
case ErrorCode.ERROR_PARAMDEF_CALC_UNDEFINED:
m = "calculability of '";
m += r.extraVar["symbol"];
m += "' parameter is undefined";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_UNDEFINED:
m = "value of '";
m += r.extraVar["symbol"];
m += "' parameter is undefined";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_FIXED:
m = "value of '";
m += r.extraVar["symbol"];
m += "' parameter cannot be changed";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_POS:
m = "value ";
m += String(r.extraVar["value"]);
m += " of '";
m += r.extraVar["symbol"];
m += "' parameter is invalid ";
m += " (cannot be <=0)";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_POSNULL:
m = "value ";
m += String(r.extraVar["value"]);
m += " of '";
m += r.extraVar["symbol"];
m += "' parameter is invalid ";
m += " (cannot be <0)";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_NULL:
m = "value of '";
m += r.extraVar["symbol"];
m += "' parameter cannot be 0";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_INTERVAL:
m = "parameter '";
m += r.extraVar["symbol"];
m += "' : value ";
m += r.extraVar["value"];
m += " is out of [";
m += r.extraVar["minValue"];
m += ", ";
m += r.extraVar["maxValue"];
m += "] interval";
break;
case ErrorCode.ERROR_PARAMDOMAIN_INVALID:
m = "parameter '";
m += r.extraVar["symbol"];
m += "' : non supported '";
m += r.extraVar["domain"];
m += "' definition domain";
break;
case ErrorCode.ERROR_INTERVAL_UNDEF:
m = "Interval : invalid 'undefined' value";
break;
case ErrorCode.ERROR_INTERVAL_OUTSIDE:
m = "Interval : value ";
m += r.extraVar["value"];
m += " is outside of ";
m += r.extraVar["interval"];
break;
default:
throw "unprocessed ResultCode value " + sCode + " for language " + this._sLang;
}
break;
case Language.FRENCH:
switch (r.code) {
case ErrorCode.ERROR_DICHO_INIT_DOMAIN:
m = "Dichotomie : la valeur cible " + r.extraVar["targetSymbol"];
m += "=" + r.extraVar["targetValue"];
m += " n'existe pas pour la variable " + r.extraVar["variableSymbol"] + " prise dans l'intervalle " + r.extraVar["variableInterval"];
break;
case ErrorCode.ERROR_DICHO_INITVALUE_HIGH:
case ErrorCode.ERROR_DICHO_INITVALUE_LOW:
m = "Dichotomie : la valeur initiale " + r.extraVar["variableSymbol"];
m += "=" + r.extraVar["variableInitValue"];
if (r.code == ErrorCode.ERROR_DICHO_INITVALUE_HIGH)
m += " est trop grande";
else if (r.code == ErrorCode.ERROR_DICHO_INITVALUE_LOW)
m += " est trop petite";
m += " (la valeur cible est " + r.extraVar["targetSymbol"];
m += "=" + r.extraVar["targetValue"];
m += ", " + r.extraVar["targetSymbol"];
m += "(" + r.extraVar["variableSymbol"];
m += "=" + r.extraVar["variableInitValue"]
m += ")=" + r.extraVar["initTarget"] + ")";
break;
case ErrorCode.ERROR_DICHO_NULL_STEP:
m = "Dichotomie : le pas pour la recherche de l'intervalle de départ ne devrait pas être nul";
break;
case ErrorCode.ERROR_DICHO_INVALID_STEP_GROWTH:
m = "Dichotomie : l'augmentation du pas pour la recherche de l'intervalle de départ est incorrecte (=0)";
break;
case ErrorCode.ERROR_DICHO_FUNCTION_VARIATION:
m = "Dichotomie : impossible de determiner le sens de variation de la fonction";
break;
case ErrorCode.ERROR_PARAMDOMAIN_INTERVAL_BOUNDS:
m = "Les bornes (";
m += String(r.extraVar["minValue"]);
m += "/";
m += String(r.extraVar["maxValue"]);
m += ") de l'intervalle sont incorrectes";
break;
case ErrorCode.ERROR_PARAMDEF_CALC_UNDEFINED:
m = "La calculabilité du paramètre ";
m += r.extraVar["symbol"];
m += " n'est pas définie";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_UNDEFINED:
m = "La valeur du paramètre ";
m += r.extraVar["symbol"];
m += " n'est pas définie";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_FIXED:
m = "La valeur du paramètre ";
m += r.extraVar["symbol"];
m += " ne peut pas être changée";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_POS:
m = "La valeur ";
m += String(r.extraVar["value"]);
m += " du paramètre '";
m += r.extraVar["symbol"];
m += "' est incorrecte (<=0)";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_POSNULL:
m = "La valeur ";
m += String(r.extraVar["value"]);
m += " du paramètre '";
m += r.extraVar["symbol"];
m += "' est incorrecte (<0)";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_NULL:
m = "La valeur du paramètre '";
m += r.extraVar["symbol"];
m += "' ne peut pas être nulle";
break;
case ErrorCode.ERROR_PARAMDEF_VALUE_INTERVAL:
m = "Paramètre '";
m += r.extraVar["symbol"];
m += "' : la valeur ";
m += r.extraVar["value"];
m += " est en dehors de l'intervalle [";
m += r.extraVar["minValue"];
m += ", ";
m += r.extraVar["maxValue"];
m += "]";
break;
case ErrorCode.ERROR_PARAMDOMAIN_INVALID:
m = "Paramètre '";
m += r.extraVar["symbol"];
m += "' : le domaine de définition '";
m += r.extraVar["domain"];
m += "' est incorrect";
break;
case ErrorCode.ERROR_INTERVAL_UNDEF:
m = "Interval : valeur 'undefined' incorrecte";
break;
case ErrorCode.ERROR_INTERVAL_OUTSIDE:
m = "Interval : la valeur ";
m += r.extraVar["value"];
m += " est hors de l'intervalle ";
m += r.extraVar["interval"];
break;
default:
throw "unprocessed ResultCode value " + sCode + " for language " + this._sLang;
}
break;
default:
throw "unprocessed Language value " + this._sLang;
}
return m;
}
*/
}