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weh-prefs-settings.jsx
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321 lines (289 loc) · 8.29 KB
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/*
* weh - WebExtensions Helper
*
* @summary workflow and base code for developing WebExtensions browser add-ons
* @author Michel Gutierrez
* @link https://github.com/mi-g/weh
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
import React from 'react';
import {bindActionCreators} from 'redux';
import {connect} from 'react-redux';
import 'bootstrap/dist/css/bootstrap.css'
import 'css/weh-form-states.css';
import weh from 'weh-content';
const initialState = {
values: {}, // the saved pref values
current: {}, // prefs values being edited
specs: {}, // prefs specifications
flags: {} // prefs flags
}
export function reducer(state=initialState,action) {
function GetFlags() {
var flags = {
isModified: false,
isDefault: true,
isValid: true
}
Object.keys(state.specs || {}).forEach((prefName)=>{
var spec = (state.specs || {})[prefName];
var value = state.current[prefName];
if(!spec) return;
if(spec.defaultValue!==value)
flags.isDefault = false;
if(value!==state.values[prefName])
flags.isModified = true;
if(!weh.prefs.isValid(prefName,value))
flags.isValid = false;
});
return flags;
}
switch(action.type) {
case "PREFS_UPDATED":
state = Object.assign({},state,{
values: Object.assign({},state.values,action.payload),
current: Object.assign({},action.payload,state.current),
});
state.flags = GetFlags();
break;
case "PREFS_SPECS_UPDATED":
state = Object.assign({},state,{
specs: Object.assign({},state.specs,action.payload),
})
state.flags = GetFlags();
break;
case "PREF_UPDATE":
if(state.current[action.payload.prefName] != action.payload.value) {
state = Object.assign({},state);
state.current = Object.assign({},state.current);
state.current[action.payload.prefName] = action.payload.value;
state.flags = GetFlags();
}
break;
case "PREFS_RESET":
state = Object.assign({},state);
Object.keys(state.specs || {}).forEach((prefName)=>{
var spec = (state.specs || {})[prefName];
if(!spec) return;
state.current[prefName] = spec.defaultValue;
});
state.flags = GetFlags();
break;
case "PREFS_CANCEL":
state = Object.assign({},state);
Object.keys(state.specs || {}).forEach((prefName)=>{
state.current[prefName] = state.values[prefName];
});
state.flags = GetFlags();
break;
case "PREFS_SAVE":
weh.prefs.assign(state.current);
break;
}
return state;
}
export class App extends React.Component {
render() {
return (
<form className="weh-shf" noValidate onSubmit={(e)=>e.preventDefault()}>
<div>{this.props.children}</div>
</form>
)
}
}
var wehParamIndex = 1;
export var WehParam = connect(
// map redux state to react component props
(state, ownProps) => {
return {
initialValue: state.prefs.values[ownProps.prefName] || "",
value: state.prefs.current[ownProps.prefName] || "",
spec: state.prefs.specs[ownProps.prefName] || {}
}
},
// make some redux actions available as react component props
(dispatch) => {
return bindActionCreators ({
updateCurrentPref: (prefName,value) => {
return {
type: "PREF_UPDATE",
payload: { prefName, value }
}
}
},dispatch);
})(
class extends React.Component {
constructor(props) {
super(props);
this.state = {
value: this.props.value || "",
spec: this.props.spec
};
this.paramIndex = wehParamIndex++;
this.handleChange=this.handleChange.bind(this);
}
componentWillReceiveProps(props) {
this.setState({
value: props.value || "",
spec: props.spec
})
}
handleChange(event) {
var value = this.state.spec.type=="boolean" ? event.target.checked : event.target.value;
this.setState({
value: value
});
if(this.state.spec.type=="integer")
value = parseInt(value);
if(this.state.spec.type=="float")
value = parseFloat(value);
this.props.updateCurrentPref(this.props.prefName,value);
}
setCustomValue(value) {
var event = { target: {} };
if(this.state.spec.type=="boolean")
event.target.checked = value;
else
event.target.value = value;
this.handleChange(event);
}
isValid(value) {
var spec = this.state.spec;
if(arguments.length===0)
value = this.state.value;
if(!spec)
return false;
return weh.prefs.isValid(this.props.prefName,value);
}
formGroupClass() {
if(!this.isValid())
return "has-danger";
else if(this.state.value != this.props.initialValue)
return "has-success";
else if(this.state.value != this.state.spec.defaultValue)
return "has-warning";
else
return "";
}
getInputWidth() {
switch(this.state.spec.type) {
case "string":
return this.state.spec.width || "20em";
case "integer":
case "float":
return this.state.spec.width || "8em";
case "boolean":
return "34px";
case "choice":
return this.state.spec.width || "12em";
}
}
renderInput() {
switch(this.state.spec.type) {
case "string":
case "integer":
case "float":
return <input className="form-control"
value={this.state.value}
onChange={this.handleChange}
maxLength={this.state.spec.maxLength || -1}
id={"weh-param-"+this.paramIndex}
type="text"
style={{ width: this.getInputWidth() }}/>
case "boolean":
return <div>
<input className="form-control"
checked={this.state.value}
onChange={this.handleChange}
id={"weh-param-"+this.paramIndex}
type="checkbox"
style={{width:"34px"}}
/>
</div>
case "choice":
var options = (this.state.spec.choices || []).map(
(option) => <option key={option.value} value={option.value}>{option.name}</option>
);
if(options.length===0)
return false;
return <select
value={this.state.value}
onChange={this.handleChange}
className="form-control"
id={"weh-param-"+this.paramIndex}
style={{ width: this.getInputWidth() }}>
{options}
</select>
}
}
render() {
return (
<div className={"form-group row " + this.formGroupClass() }>
<label className="col-3 col-form-label" htmlFor={"weh-param-"+this.paramIndex}>
{this.state.spec.label}</label>
<div className="col-8">
{ this.props.renderInput && this.props.renderInput.call(this) || this.renderInput()}
{ this.state.spec.description && (
<div className="form-text"><em>{ this.state.spec.description }</em></div>
)}
</div>
</div>
)
}
}
); // end export WehParam
export var WehPrefsControls = connect(
(state) => {
return {
flags: state.prefs.flags || {}
}
},
(dispatch) => {
return bindActionCreators ({
save: () => {
return {
type: "PREFS_SAVE"
}
},
reset: () => {
return {
type: "PREFS_RESET"
}
},
cancel: () => {
return {
type: "PREFS_CANCEL"
}
}
},dispatch);
}
)(
class extends React.Component {
render() {
return this.props.render.call(this);
}
}
);
export function listenPrefs(store) {
const wehPrefs = weh.prefs;
wehPrefs.on("",{
pack: true
},(prefs)=>{
store.dispatch({
type: "PREFS_UPDATED",
payload: prefs
})
});
wehPrefs.on("",{
pack: true,
specs: true
},(specs)=>{
store.dispatch({
type: "PREFS_SPECS_UPDATED",
payload: specs
})
});
}