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/*
* This file is part of caronte (https://github.com/eciavatta/caronte).
* Copyright (c) 2020 Emiliano Ciavatta.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import React, {Component} from "react";
import {withRouter} from "react-router-dom";
import dispatcher from "../../dispatcher";
import InputField from "../fields/InputField";
class StringConnectionsFilter extends Component {
state = {
fieldValue: "",
filterValue: null,
timeoutHandle: null,
invalidValue: false
};
componentDidMount() {
let params = new URLSearchParams(this.props.location.search);
this.updateStateFromFilterValue(params.get(this.props.filterName));
this.connectionsFiltersCallback = (payload) => {
const name = this.props.filterName;
if (name in payload && this.state.filterValue !== payload[name]) {
this.updateStateFromFilterValue(payload[name]);
}
};
dispatcher.register("connections_filters", this.connectionsFiltersCallback);
}
componentWillUnmount() {
dispatcher.unregister(this.connectionsFiltersCallback);
}
updateStateFromFilterValue = (filterValue) => {
if (filterValue !== null) {
let fieldValue = filterValue;
if (typeof this.props.decodeFunc === "function") {
fieldValue = this.props.decodeFunc(filterValue);
}
if (typeof this.props.replaceFunc === "function") {
fieldValue = this.props.replaceFunc(fieldValue);
}
if (this.isValueValid(fieldValue)) {
this.setState({fieldValue, filterValue});
} else {
this.setState({fieldValue, invalidValue: true});
}
} else {
this.setState({fieldValue: "", filterValue: null});
}
};
isValueValid = (value) => {
return typeof this.props.validateFunc !== "function" ||
(typeof this.props.validateFunc === "function" && this.props.validateFunc(value));
};
changeFilterValue = (value) => {
const urlParams = {};
urlParams[this.props.filterName] = value;
dispatcher.dispatch("connections_filters", urlParams);
};
filterChanged = (fieldValue) => {
if (this.state.timeoutHandle) {
clearTimeout(this.state.timeoutHandle);
}
if (typeof this.props.replaceFunc === "function") {
fieldValue = this.props.replaceFunc(fieldValue);
}
if (fieldValue === "") {
this.setState({fieldValue: "", filterValue: null, invalidValue: false});
return this.changeFilterValue(null);
}
if (this.isValueValid(fieldValue)) {
let filterValue = fieldValue;
if (filterValue !== "" && typeof this.props.encodeFunc === "function") {
filterValue = this.props.encodeFunc(filterValue);
}
this.setState({
fieldValue,
timeoutHandle: setTimeout(() => {
this.setState({filterValue});
this.changeFilterValue(filterValue);
}, 500),
invalidValue: false
});
} else {
this.setState({fieldValue, invalidValue: true});
}
};
render() {
let active = this.state.filterValue !== null;
return (
<div className="filter" style={{"width": `${this.props.width}px`}}>
<InputField active={active} invalid={this.state.invalidValue} name={this.props.filterName}
placeholder={this.props.defaultFilterValue} onChange={this.filterChanged}
value={this.state.fieldValue} inline={this.props.inline} small={this.props.small}/>
</div>
);
}
}
export default withRouter(StringConnectionsFilter);
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