ngx-airbrush
Version:
Angular client for jsonapi/Graphiti backends
370 lines • 28 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { HttpParams } from '@angular/common/http';
/**
* @template T
*/
export class Scope {
/**
* @param {?} service
*/
constructor(service) {
/* tslint:disable:variable-name */
this._pagination = {};
this._filter = {};
this._sort = {};
this._fields = {};
this._include = [];
this._stats = {};
this.service = service;
}
/* tslint:enable:variable-name */
/**
* @private
* @template T
* @param {?} old
* @return {?}
*/
static clone(old) {
/** @type {?} */
const clone = new Scope(old.service);
/** @type {?} */
const clonedAttr = cloneDeep(old, 'service');
clone._pagination = clonedAttr._pagination;
clone._filter = clonedAttr._filter;
clone._sort = clonedAttr._sort;
clone._fields = clonedAttr._fields;
clone._include = clonedAttr._include;
clone._stats = clonedAttr._stats;
return clone;
}
/**
* @param {?=} options
* @return {?}
*/
all(options) {
/** @type {?} */
const params = this.buildParams();
options = options || {};
return this.service.all(Object.assign({ params }, options));
}
/**
* @param {?} id
* @return {?}
*/
find(id) {
/** @type {?} */
const params = this.buildParams();
return this.service.find(id, params);
}
/**
* @param {?} pageNumber
* @return {?}
*/
page(pageNumber) {
/** @type {?} */
const clone = Scope.clone(this);
clone._pagination.number = pageNumber;
return clone;
}
/**
* @param {?} size
* @return {?}
*/
per(size) {
/** @type {?} */
const clone = Scope.clone(this);
clone._pagination.size = size;
return clone;
}
/**
* @param {?} clause
* @return {?}
*/
where(clause) {
/** @type {?} */
const clone = Scope.clone(this);
for (const key in clause) {
if (clause.hasOwnProperty(key)) {
clone._filter[key] = clause[key];
}
}
return clone;
}
/**
* @param {?} clause
* @return {?}
*/
stats(clause) {
/** @type {?} */
const clone = Scope.clone(this);
for (const key in clause) {
if (clause.hasOwnProperty(key)) {
clone._stats[key] = clause[key];
}
}
return clone;
}
/**
* @param {?} clause
* @return {?}
*/
order(clause) {
/** @type {?} */
const clone = Scope.clone(this);
if (typeof clause === 'string') {
clone._sort[clause] = 'asc';
return clone;
} // else
for (const key in clause) {
if (clause.hasOwnProperty(key)) {
clone._sort[key] = clause[key];
}
}
return clone;
}
/**
* @param {?} clause
* @return {?}
*/
select(clause) {
/** @type {?} */
const clone = Scope.clone(this);
if (Array.isArray(clause) || typeof clause === 'string') {
/** @type {?} */
const type = clone.service.getModelConfig().type;
clone._fields[type] = clause;
return clone;
} // else
for (const key in clause) {
if (clause.hasOwnProperty(key)) {
clone._fields[key] = clause[key];
}
}
return clone;
}
/**
* @param {?} clause
* @return {?}
*/
includes(clause) {
/** @type {?} */
const clone = Scope.clone(this);
if (Array.isArray(clause)) {
clone._include.push(...clause);
}
else {
clone._include.push(clause);
}
return clone;
}
/**
* @private
* @return {?}
*/
buildParams() {
/** @type {?} */
const params = {
page: this._pagination,
filter: this._filter,
sort: this.stringifySorts(this._sort),
fields: this._fields,
stats: this._stats,
include: this.stringifyIncludes(this._include),
};
return this.serializeParams(params);
}
/**
* @private
* @param {?} sorts
* @return {?}
*/
stringifySorts(sorts) {
if (!sorts || Object.keys(sorts).length === 0) {
return [];
}
/** @type {?} */
const params = [];
for (let key in sorts) {
if (sorts.hasOwnProperty(key)) {
if (sorts[key] !== 'asc') {
key = `-${key}`;
}
params.push(key);
}
}
return params;
}
/**
* @private
* @param {?} includes
* @return {?}
*/
stringifyIncludes(includes) {
if (!includes || (Object.keys(includes).length === 0 && includes.length === 0)) {
return [];
}
/** @type {?} */
const params = [];
if (Array.isArray(includes)) {
/** @type {?} */
const array = includes.map((/**
* @param {?} elt
* @return {?}
*/
elt => this.stringifyIncludes(elt))).reduce((/**
* @param {?} res
* @param {?} elt1
* @return {?}
*/
(res, elt1) => { res.push(...elt1); return res; }), []);
params.push(...array);
return params;
} // else
if (typeof includes === 'object') {
for (const key in includes) {
if (includes.hasOwnProperty(key)) {
/** @type {?} */
const array = this.stringifyIncludes(includes[key]).map((/**
* @param {?} incl
* @return {?}
*/
incl => `${key}.${incl}`));
params.push(...array);
}
}
return params;
} // else (is a string)
params.push(includes);
return params;
}
/**
* @private
* @param {?} obj
* @param {?=} params
* @return {?}
*/
serializeParams(obj, params) {
if (!params) {
params = new HttpParams();
}
for (const key in obj) {
if (!obj.hasOwnProperty(key) || !obj[key]) {
continue;
}
/** @type {?} */
const value = obj[key];
if (Array.isArray(value)) {
if (value.length > 0) {
params = params.append(key, value.join(','));
}
continue;
}
// else
if (typeof value === 'object') {
for (const subKey in value) {
if (!value.hasOwnProperty(subKey)) {
continue;
}
/** @type {?} */
const elt = {};
/** @type {?} */
const k = `${key}[${subKey}]`;
elt[k] = value[subKey];
params = this.serializeParams(elt, params);
}
continue;
}
// else
params = params.append(key, value);
}
return params;
}
}
if (false) {
/**
* @type {?}
* @private
*/
Scope.prototype.service;
/**
* @type {?}
* @private
*/
Scope.prototype._pagination;
/**
* @type {?}
* @private
*/
Scope.prototype._filter;
/**
* @type {?}
* @private
*/
Scope.prototype._sort;
/**
* @type {?}
* @private
*/
Scope.prototype._fields;
/**
* @type {?}
* @private
*/
Scope.prototype._include;
/**
* @type {?}
* @private
*/
Scope.prototype._stats;
}
/**
* @param {?} obj
* @param {?=} omit
* @return {?}
*/
function cloneDeep(obj, omit) {
omit = omit || [];
omit = typeof omit === 'string' ? [omit] : omit;
// Handle simple types
if (!obj || typeof obj !== 'object') {
return obj;
}
// Handle Date
if (obj instanceof Date) {
/** @type {?} */
const copy = new Date();
copy.setTime(obj.getTime());
return copy;
}
// Handle Array
if (obj instanceof Array) {
/** @type {?} */
const copy = [];
for (let i = 0, len = obj.length; i < len; i++) {
copy[i] = cloneDeep(obj[i]);
}
return copy;
}
// Handle Object
if (obj instanceof Object) {
/** @type {?} */
const copy = {};
Object.keys(obj).filter((/**
* @param {?} key
* @return {?}
*/
key => !omit.includes(key))).forEach((/**
* @param {?} key
* @return {?}
*/
key => {
copy[key] = cloneDeep(obj[key]);
}));
return copy;
}
throw new Error('Unable to copy obj! Its type isn\'t supported.');
}
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{ HttpParams } from '@angular/common/http';\nimport { Observable } from 'rxjs';\n\nimport { JsonapiBaseService } from './jsonapi-base.service';\nimport { ResourceBase } from './resource-base.model';\nimport {\n  PageScope,\n  SortScope,\n  FieldScope,\n  FilterScope,\n  StatsScope,\n  IncludeScope,\n  IncludeArg,\n} from './interfaces/query.interface';\n\n\nexport class Scope<T extends ResourceBase> {\n  private service: JsonapiBaseService<T>;\n\n  /* tslint:disable:variable-name */\n  private _pagination: PageScope = {};\n  private _filter: FilterScope = {};\n  private _sort: SortScope = {};\n  private _fields: FieldScope = {};\n  private _include: IncludeArg[] = [];\n  private _stats: StatsScope = {};\n  /* tslint:enable:variable-name */\n\n  private static clone<T extends ResourceBase>(old: Scope<T>): Scope<T> {\n    const clone = new Scope(old.service);\n    const clonedAttr = cloneDeep(old, 'service');\n    clone._pagination = clonedAttr._pagination;\n    clone._filter     = clonedAttr._filter;\n    clone._sort       = clonedAttr._sort;\n    clone._fields     = clonedAttr._fields;\n    clone._include    = clonedAttr._include;\n    clone._stats      = clonedAttr._stats;\n    return clone;\n  }\n\n  constructor(service: JsonapiBaseService<T>) {\n    this.service = service;\n  }\n\n  public all(): Observable<T[]>;\n  public all(options: { metadata: true }): Observable<{ data: T[], meta: any }>;\n\n  public all(options?: { metadata?: boolean }): Observable<T[]> | Observable<{ data: T[], meta: any }> {\n    const params = this.buildParams();\n    options = options || {};\n    return this.service.all({ params, ...options });\n  }\n\n  public find(id: string): Observable<T> {\n    const params = this.buildParams();\n    return this.service.find(id, params);\n  }\n\n  public page(pageNumber: number): Scope<T> {\n    const clone = Scope.clone(this);\n\n    clone._pagination.number = pageNumber;\n    return clone;\n  }\n\n  public per(size: number): Scope<T> {\n    const clone = Scope.clone(this);\n\n    clone._pagination.size = size;\n    return clone;\n  }\n\n  public where(clause: FilterScope): Scope<T> {\n    const clone = Scope.clone(this);\n\n    for (const key in clause) {\n      if (clause.hasOwnProperty(key)) {\n        clone._filter[key] = clause[key];\n      }\n    }\n    return clone;\n  }\n\n  public stats(clause: StatsScope): Scope<T> {\n    const clone = Scope.clone(this);\n\n    for (const key in clause) {\n      if (clause.hasOwnProperty(key)) {\n        clone._stats[key] = clause[key];\n      }\n    }\n    return clone;\n  }\n\n  public order(clause: SortScope | string): Scope<T> {\n    const clone = Scope.clone(this);\n\n    if (typeof clause === 'string') {\n      clone._sort[clause] = 'asc';\n      return clone;\n    } // else\n    for (const key in clause) {\n      if (clause.hasOwnProperty(key)) {\n        clone._sort[key] = clause[key];\n      }\n    }\n\n    return clone;\n  }\n\n  public select(clause: FieldScope | string | string[]): Scope<T> {\n    const clone = Scope.clone(this);\n\n    if (Array.isArray(clause) || typeof clause === 'string') {\n      const type = clone.service.getModelConfig().type;\n      clone._fields[type] = clause;\n      return clone;\n    } // else\n    for (const key in clause) {\n      if (clause.hasOwnProperty(key)) {\n        clone._fields[key] = clause[key];\n      }\n    }\n\n    return clone;\n  }\n\n  public includes(clause: IncludeScope): Scope<T> {\n    const clone = Scope.clone(this);\n\n    if (Array.isArray(clause)) {\n      clone._include.push(...clause);\n    } else {\n      clone._include.push(clause);\n    }\n\n    return clone;\n  }\n\n  private buildParams(): HttpParams {\n    const params = {\n      page: this._pagination,\n      filter: this._filter,\n      sort: this.stringifySorts(this._sort),\n      fields: this._fields,\n      stats: this._stats,\n      include: this.stringifyIncludes(this._include),\n    };\n    return this.serializeParams(params);\n  }\n\n  private stringifySorts(sorts: SortScope | undefined): string[] {\n    if (!sorts || Object.keys(sorts).length === 0) { return []; }\n\n    const params: string[] = [];\n\n    for (let key in sorts) {\n      if (sorts.hasOwnProperty(key)) {\n        if (sorts[key] !== 'asc') { key = `-${key}`; }\n        params.push(key);\n      }\n    }\n\n    return params;\n  }\n\n  private stringifyIncludes(includes: IncludeScope | undefined): string[] {\n    if (!includes || (Object.keys(includes).length === 0 && includes.length === 0)) { return []; }\n    const params: string[] = [];\n\n    if (Array.isArray(includes)) {\n      const array = includes.map(elt => this.stringifyIncludes(elt)).reduce((res, elt1) => { res.push(...elt1); return res; }, []);\n      params.push(...array);\n      return params;\n    } // else\n    if (typeof includes === 'object') {\n      for (const key in includes) {\n        if (includes.hasOwnProperty(key)) {\n          const array = this.stringifyIncludes(includes[key]).map(incl => `${key}.${incl}`);\n          params.push(...array);\n        }\n      }\n      return params;\n    } // else (is a string)\n    params.push(includes);\n    return params;\n  }\n\n  private serializeParams(obj: any, params?: HttpParams): HttpParams {\n    if (!params) { params = new HttpParams(); }\n    for (const key in obj) {\n      if (!obj.hasOwnProperty(key) || !obj[key]) { continue; }\n\n      const value = obj[key];\n\n      if (Array.isArray(value)) {\n        if (value.length > 0) {\n          params = params.append(key, value.join(','));\n        }\n        continue;\n      }\n      // else\n      if (typeof value === 'object') {\n        for (const subKey in value) {\n          if (!value.hasOwnProperty(subKey)) { continue; }\n\n          const elt = {};\n          const k = `${key}[${subKey}]`;\n          elt[k] = value[subKey];\n          params = this.serializeParams(elt, params);\n        }\n        continue;\n      }\n      // else\n      params = params.append(key, value);\n    }\n\n    return params;\n  }\n}\n\nfunction cloneDeep(obj, omit?: string | string[]) {\n  omit = omit || [];\n  omit = typeof omit === 'string' ? [omit] : omit;\n\n  // Handle simple types\n  if (!obj || typeof obj !== 'object') { return obj; }\n\n  // Handle Date\n  if (obj instanceof Date) {\n    const copy = new Date();\n    copy.setTime(obj.getTime());\n    return copy;\n  }\n\n  // Handle Array\n  if (obj instanceof Array) {\n    const copy = [];\n    for (let i = 0, len = obj.length; i < len; i++) {\n      copy[i] = cloneDeep(obj[i]);\n    }\n    return copy;\n  }\n\n  // Handle Object\n  if (obj instanceof Object) {\n    const copy = {};\n    Object.keys(obj).filter(key => !omit.includes(key)).forEach(key => {\n      copy[key] = cloneDeep(obj[key]);\n    });\n    return copy;\n  }\n\n  throw new Error('Unable to copy obj! Its type isn\\'t supported.');\n}\n"]}