-
Notifications
You must be signed in to change notification settings - Fork 81
/
MaterialComponent.ts
208 lines (182 loc) · 5.71 KB
/
MaterialComponent.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
import MDCComponent from '@material/base/component';
import {MDCRipple} from '@material/ripple';
import {bind} from 'bind-decorator';
import {Component, VNode} from 'preact';
import {SoftMerge} from './types';
export interface IMaterialComponentOwnProps {
ripple?: boolean;
}
export interface IMaterialComponentOwnState {}
export type MaterialComponentProps<PropType> = SoftMerge<
PropType & IMaterialComponentOwnProps,
JSX.HTMLAttributes
>;
export type MaterialComponentState<StateType> = StateType &
IMaterialComponentOwnState;
const doNotRemoveProps = ['disabled'];
/**
* Base class for every Material component in this package
* NOTE: every component should add a ref by the name of `control` to its root dom for autoInit Properties
*
* @export
* @class MaterialComponent
* @extends {Component}
*/
export abstract class MaterialComponent<
PropType extends {[prop: string]: any},
StateType extends {[prop: string]: any}
> extends Component<
MaterialComponentProps<PropType>,
MaterialComponentState<StateType>
> {
public MDComponent?: MDCComponent<any, any>;
/**
* Attributes inside this array will be check for boolean value true
* and will be converted to mdc classes
*/
protected abstract mdcProps: string[];
/** This will again be used to add apt classname to the component */
protected abstract componentName: string;
/**
* Props of which change the MDComponent will be informed.
* Override to use.
* When used do not forget to include this.afterComponentDidMount() at the end of your componentDidMount function.
* Requires this.MDComponent to be defined.
*/
protected mdcNotifyProps?: string[];
/** The final class name given to the dom */
protected classText?: string | null;
protected ripple?: MDCRipple | null;
protected control?: Element;
public render(props): VNode {
if (!this.classText) {
this.classText = this.buildClassName(props);
}
// Fetch a VNode
const componentProps = props;
const userDefinedClasses =
componentProps.className || componentProps.class || '';
// We delete class props and add them later in the final
// step so every component does not need to handle user specified classes.
if (componentProps.class) {
delete componentProps.class;
}
if (componentProps.className) {
delete componentProps.className;
}
const element = this.materialDom(componentProps);
let propName = 'attributes';
if ('props' in element) {
propName = 'props';
// @ts-ignore
element.props = element.props || {};
} else {
element.attributes = element.attributes || {};
}
// @ts-ignore
element[propName].className = `${userDefinedClasses} ${this.getClassName(
element
)}`
.split(' ')
.filter(
(value, index, self) => self.indexOf(value) === index && value !== ''
) // Unique + exclude empty class names
.join(' ');
// Clean this shit of proxy attributes
this.mdcProps.forEach(prop => {
// TODO: Fix this better
if (prop in doNotRemoveProps) {
return;
}
// @ts-ignore
delete element[propName][prop];
});
return element;
}
/** Attach the ripple effect */
public componentDidMount() {
if (this.props.ripple && this.control) {
this.ripple = new MDCRipple(this.control);
}
}
public componentWillReceiveProps(
nextProps: MaterialComponentProps<PropType>
) {
if (this.MDComponent && this.mdcNotifyProps) {
for (const prop of this.mdcNotifyProps) {
if (this.props[prop] !== nextProps[prop]) {
this.MDComponent[prop] = nextProps[prop];
}
}
}
for (const prop of this.mdcProps) {
if (this.props[prop] !== nextProps[prop]) {
this.classText = this.buildClassName(nextProps);
break;
}
}
}
public componentWillUnmount() {
if (this.ripple) {
this.ripple.destroy();
}
}
protected afterComponentDidMount() {
if (this.MDComponent && this.mdcNotifyProps) {
for (const prop of this.mdcNotifyProps) {
this.MDComponent[prop] = this.props[prop];
}
}
}
// Shared setter for the root element ref
@bind
protected setControlRef(control?: Element) {
this.control = control;
}
/** Build the className based on component names and mdc props */
protected buildClassName(props: MaterialComponentProps<PropType>) {
// Class name based on component name
let classText = 'mdc-' + this.componentName;
// Loop over mdcProps to turn them into classNames
for (const propKey in props) {
if (props.hasOwnProperty(propKey)) {
const prop = props[propKey];
if (typeof prop === 'boolean' && prop) {
if (this.mdcProps.indexOf(propKey) !== -1) {
classText += ` mdc-${this.componentName}--${propKey}`;
}
}
}
}
return classText;
}
/** Returns the class name for element */
protected getClassName(element: VNode) {
if (!element) {
return '';
}
let propName = 'attributes';
if ('props' in element) {
propName = 'props';
// @ts-ignore
element.props = element.props || {};
} else {
element.attributes = element.attributes || {};
}
// @ts-ignore
const attrs = (element[propName] = element[propName] || {});
let classText = this.classText;
if (attrs.class) {
classText += ' ' + attrs.class;
}
if (attrs.className && attrs.className !== attrs.class) {
classText += ' ' + attrs.className;
}
return classText;
}
/** Components must implement this method for their specific DOM structure */
protected abstract materialDom(
props: MaterialComponentProps<PropType>
): VNode;
}
export default MaterialComponent;