redoc/lib/components/JsonSchema/json-schema.js

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'use strict';
import {ElementRef} from 'angular2/core';
import {RedocComponent, BaseComponent, SchemaManager} from '../base';
import {Tabs, Tab} from '../../common/components/Tabs/tabs';
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import JsonPointer from '../../utils/JsonPointer';
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@RedocComponent({
selector: 'json-schema',
templateUrl: './lib/components/JsonSchema/json-schema.html',
styleUrls: ['./lib/components/JsonSchema/json-schema.css'],
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directives: [JsonSchema, Tabs, Tab],
inputs: ['isArray', 'final']
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})
@Reflect.metadata('parameters', [[SchemaManager], [ElementRef]])
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export default class JsonSchema extends BaseComponent {
constructor(schemaMgr, elementRef) {
super(schemaMgr);
this.$element = elementRef.nativeElement;
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this.final = false;
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}
prepareModel() {
this.data = {};
this.data.properties = [];
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this.data.derived = [];
if (!this.componentSchema) {
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throw new Error(`Can't load component schema at ${this.pointer}`);
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}
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this.dereference();
let schema = this.componentSchema;
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if (schema.type === 'array') {
this.isArray = true;
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if (schema._pointer) {
this.pointer = JsonPointer.join(schema._pointer, 'items');
}
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schema = schema.items;
}
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let normPtr = schema._pointer || this.pointer;
let derived = this.schemaMgr.findDerivedDefinitions( normPtr );
if (!this.final && derived.length) {
this.data.derived = derived;
this.data.discriminator = schema.discriminator;
}
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this.joinAllOf(schema, {omitParent: true});
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if (schema.type !== 'object') {
this.isTrivial = true;
this._displayType = schema.type;
if (schema.format) this._displayType = `${this.displayType} <${schema.format}>`;
return;
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}
this.pointer = schema._pointer || this.pointer;
this.requiredMap = {};
if (this.componentSchema.required) {
this.componentSchema.required.forEach(prop => this.requiredMap[prop] = true);
}
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let discriminatorFieldIdx = -1;
let props = Object.keys(schema.properties).map((prop, idx) => {
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let propData = schema.properties[prop];
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let propPointer = JsonPointer.join(this.pointer, ['properties', prop]);
propData = JsonSchema.injectPropData(propData, prop, propPointer, this.requiredMap, schema);
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if (propData.isDiscriminator) discriminatorFieldIdx = idx;
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return propData;
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});
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// Move discriminator field to the end of properties list
if (discriminatorFieldIdx > -1) {
let discrProp = props.splice(discriminatorFieldIdx, 1);
props.push(discrProp[0]);
}
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this.data.properties = props;
}
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static injectPropData(propData, propName, propPointer, requiredMap, schema) {
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let propEnum;
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propData = Object.assign({}, propData);
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propData._name = propName;
propData.required = propData.required || (requiredMap && requiredMap[propName]);
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propData._displayType = propData.type;
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propData.isDiscriminator = (schema && schema.discriminator === propName);
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propEnum = propData.enum;
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if (propData.type === 'array') {
let itemType = propData.items.type;
let itemFormat = propData.items.format;
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propEnum = propData.items.enum;
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if (itemType === 'object' || !itemType) {
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itemType = propData.items.title || 'object';
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propData._pointer = propData.items._pointer
|| JsonPointer.join(propPointer, ['items']);
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}
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propData._displayType = `${itemType}`;
propData.format = itemFormat;
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propData._isArray = true;
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propData.type = 'array ' + propData.items.type;
} else if (propData.type === 'object' && propData.properties) {
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propData._displayType = propData.title || 'object';
} else if (!propData.type) {
propData._displayType = '< * >';
propData._displayTypeHint = 'This field may contain data of any type';
} else {
// here we are sure that property has simple type (integer, string, object withou properties)
// delete pointer for simple types to not show it as subschema
if (propData._pointer) {
propData._pointer = undefined;
propData._displayType = propData.title ? `${propData.title} (${propData.type})` : propData.type;
}
}
if (propData.format) propData._displayFormat = `<${propData.format}>`;
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if (propEnum) {
propData.enum = propEnum.map((value) => {
return {val: value, type: typeof value};
});
}
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return propData;
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}
ngAfterViewInit() {
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// adjust widht only on parent level
let $el = this.$element.parentElement;
while($el && $el.tagName !== 'JSON-SCHEMA' && $el.tagName !== 'REDOC') {
$el = $el.parentElement;
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}
if ($el && $el.tagName === 'REDOC' ) {
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this.adjustNameColumnWidth();
}
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}
adjustNameColumnWidth() {
// TODO handle internal schemes differently
let names = [].slice.call(this.$element.querySelectorAll('.param-name-content'));
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let widths = names.map(el => el.offsetWidth);
let maxWidth = Math.max(...widths);
if (!maxWidth) return;
names.forEach(el => {
el.parentNode.style.minWidth = maxWidth + 'px';
});
let discrValues = this.$element.querySelector('tabs ul');
if (discrValues) discrValues.style.paddingLeft = maxWidth + 'px';
}
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}