/
ObjectSerializer.mustache
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/
ObjectSerializer.mustache
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{{#models}}
{{#model}}
export * from '{{{ importPath }}}{{importFileExtension}}';
{{/model}}
{{/models}}
{{#models}}
{{#model}}
import { {{classname}}{{#hasEnums}}{{#vars}}{{#isEnum}}, {{classname}}{{enumName}} {{/isEnum}} {{/vars}}{{/hasEnums}} } from '{{{ importPath }}}{{importFileExtension}}';
{{/model}}
{{/models}}
/* tslint:disable:no-unused-variable */
let primitives = [
"string",
"boolean",
"double",
"integer",
"long",
"float",
"number",
"any"
];
let enumsMap: Set<string> = new Set<string>([
{{#models}}
{{#model}}
{{#isEnum}}
"{{classname}}{{enumName}}",
{{/isEnum}}
{{#hasEnums}}
{{#vars}}
{{#isEnum}}
"{{classname}}{{enumName}}",
{{/isEnum}}
{{/vars}}
{{/hasEnums}}
{{/model}}
{{/models}}
]);
let typeMap: {[index: string]: any} = {
{{#models}}
{{#model}}
{{^isEnum}}
"{{classname}}": {{classname}},
{{/isEnum}}
{{/model}}
{{/models}}
}
type MimeTypeDescriptor = {
type: string;
subtype: string;
subtypeTokens: string[];
};
/**
* Every mime-type consists of a type, subtype, and optional parameters.
* The subtype can be composite, including information about the content format.
* For example: `application/json-patch+json`, `application/merge-patch+json`.
*
* This helper transforms a string mime-type into an internal representation.
* This simplifies the implementation of predicates that in turn define common rules for parsing or stringifying
* the payload.
*/
const parseMimeType = (mimeType: string): MimeTypeDescriptor => {
const [type, subtype] = mimeType.split('/');
return {
type,
subtype,
subtypeTokens: subtype.split('+'),
};
};
type MimeTypePredicate = (mimeType: string) => boolean;
// This factory creates a predicate function that checks a string mime-type against defined rules.
const mimeTypePredicateFactory = (predicate: (descriptor: MimeTypeDescriptor) => boolean): MimeTypePredicate => (mimeType) => predicate(parseMimeType(mimeType));
// Use this factory when you need to define a simple predicate based only on type and, if applicable, subtype.
const mimeTypeSimplePredicateFactory = (type: string, subtype?: string): MimeTypePredicate => mimeTypePredicateFactory((descriptor) => {
if (descriptor.type !== type) return false;
if (subtype != null && descriptor.subtype !== subtype) return false;
return true;
});
// Creating a set of named predicates that will help us determine how to handle different mime-types
const isTextLikeMimeType = mimeTypeSimplePredicateFactory('text');
const isJsonMimeType = mimeTypeSimplePredicateFactory('application', 'json');
const isJsonLikeMimeType = mimeTypePredicateFactory((descriptor) => descriptor.type === 'application' && descriptor.subtypeTokens.some((item) => item === 'json'));
const isOctetStreamMimeType = mimeTypeSimplePredicateFactory('application', 'octet-stream');
const isFormUrlencodedMimeType = mimeTypeSimplePredicateFactory('application', 'x-www-form-urlencoded');
// Defining a list of mime-types in the order of prioritization for handling.
const supportedMimeTypePredicatesWithPriority: MimeTypePredicate[] = [
isJsonMimeType,
isJsonLikeMimeType,
isTextLikeMimeType,
isOctetStreamMimeType,
isFormUrlencodedMimeType,
];
export class ObjectSerializer {
public static findCorrectType(data: any, expectedType: string) {
if (data == undefined) {
return expectedType;
} else if (primitives.indexOf(expectedType.toLowerCase()) !== -1) {
return expectedType;
} else if (expectedType === "Date") {
return expectedType;
} else {
if (enumsMap.has(expectedType)) {
return expectedType;
}
if (!typeMap[expectedType]) {
return expectedType; // w/e we don't know the type
}
// Check the discriminator
let discriminatorProperty = typeMap[expectedType].discriminator;
if (discriminatorProperty == null) {
return expectedType; // the type does not have a discriminator. use it.
} else {
if (data[discriminatorProperty]) {
var discriminatorType = data[discriminatorProperty];
if(typeMap[discriminatorType]){
return discriminatorType; // use the type given in the discriminator
} else {
return expectedType; // discriminator did not map to a type
}
} else {
return expectedType; // discriminator was not present (or an empty string)
}
}
}
}
public static serialize(data: any, type: string, format: string) {
if (data == undefined) {
return data;
} else if (primitives.indexOf(type.toLowerCase()) !== -1) {
return data;
} else if (type.lastIndexOf("Array<", 0) === 0) { // string.startsWith pre es6
let subType: string = type.replace("Array<", ""); // Array<Type> => Type>
subType = subType.substring(0, subType.length - 1); // Type> => Type
let transformedData: any[] = [];
for (let date of data) {
transformedData.push(ObjectSerializer.serialize(date, subType, format));
}
return transformedData;
} else if (type === "Date") {
if (format == "date") {
let month = data.getMonth()+1
month = month < 10 ? "0" + month.toString() : month.toString()
let day = data.getDate();
day = day < 10 ? "0" + day.toString() : day.toString();
return data.getFullYear() + "-" + month + "-" + day;
} else {
return data.toISOString();
}
} else {
if (enumsMap.has(type)) {
return data;
}
if (!typeMap[type]) { // in case we dont know the type
return data;
}
// Get the actual type of this object
type = this.findCorrectType(data, type);
// get the map for the correct type.
let attributeTypes = typeMap[type].getAttributeTypeMap();
let instance: {[index: string]: any} = {};
for (let attributeType of attributeTypes) {
instance[attributeType.baseName] = ObjectSerializer.serialize(data[attributeType.name], attributeType.type, attributeType.format);
}
return instance;
}
}
public static deserialize(data: any, type: string, format: string) {
// polymorphism may change the actual type.
type = ObjectSerializer.findCorrectType(data, type);
if (data == undefined) {
return data;
} else if (primitives.indexOf(type.toLowerCase()) !== -1) {
return data;
} else if (type.lastIndexOf("Array<", 0) === 0) { // string.startsWith pre es6
let subType: string = type.replace("Array<", ""); // Array<Type> => Type>
subType = subType.substring(0, subType.length - 1); // Type> => Type
let transformedData: any[] = [];
for (let date of data) {
transformedData.push(ObjectSerializer.deserialize(date, subType, format));
}
return transformedData;
} else if (type === "Date") {
return new Date(data);
} else {
if (enumsMap.has(type)) {// is Enum
return data;
}
if (!typeMap[type]) { // dont know the type
return data;
}
let instance = new typeMap[type]();
let attributeTypes = typeMap[type].getAttributeTypeMap();
for (let attributeType of attributeTypes) {
let value = ObjectSerializer.deserialize(data[attributeType.baseName], attributeType.type, attributeType.format);
if (value !== undefined) {
instance[attributeType.name] = value;
}
}
return instance;
}
}
/**
* Normalize media type
*
* We currently do not handle any media types attributes, i.e. anything
* after a semicolon. All content is assumed to be UTF-8 compatible.
*/
public static normalizeMediaType(mediaType: string | undefined): string | undefined {
if (mediaType === undefined) {
return undefined;
}
return mediaType.split(";")[0].trim().toLowerCase();
}
/**
* From a list of possible media types, choose the one we can handle best.
*
* The order of the given media types does not have any impact on the choice
* made.
*/
public static getPreferredMediaType(mediaTypes: Array<string>): string {
/** According to OAS 3 we should default to json */
if (mediaTypes.length === 0) {
return "application/json";
}
const normalMediaTypes = mediaTypes.map(this.normalizeMediaType);
for (const predicate of supportedMimeTypePredicatesWithPriority) {
for (const mediaType of normalMediaTypes) {
if (mediaType != null && predicate(mediaType)) {
return mediaType;
}
}
}
throw new Error("None of the given media types are supported: " + mediaTypes.join(", "));
}
/**
* Convert data to a string according the given media type
*/
public static stringify(data: any, mediaType: string): string {
if (isTextLikeMimeType(mediaType)) {
return String(data);
}
if (isJsonLikeMimeType(mediaType)) {
return JSON.stringify(data);
}
throw new Error("The mediaType " + mediaType + " is not supported by ObjectSerializer.stringify.");
}
/**
* Parse data from a string according to the given media type
*/
public static parse(rawData: string, mediaType: string | undefined) {
if (mediaType === undefined) {
throw new Error("Cannot parse content. No Content-Type defined.");
}
if (isTextLikeMimeType(mediaType)) {
return rawData;
}
if (isJsonLikeMimeType(mediaType)) {
return JSON.parse(rawData);
}
throw new Error("The mediaType " + mediaType + " is not supported by ObjectSerializer.parse.");
}
}