appbaseio/reactivesearch

import React, { Component } from 'react';

import {
    addComponent,
    removeComponent,
    watchComponent,
    updateQuery,
    setQueryListener,
} from '@appbaseio/reactivecore/lib/actions';
import {
    checkValueChange,
    checkPropChange,
    getClassName,
    checkSomePropChange,
    handleA11yAction,
    isEqual,
} from '@appbaseio/reactivecore/lib/utils/helper';
import types from '@appbaseio/reactivecore/lib/utils/types';

import Title from '../../styles/Title';
import Container from '../../styles/Container';
import StarRating from './addons/StarRating';
import { ratingsList } from '../../styles/ratingsList';
import { connect } from '../../utils';

class RatingsFilter extends Component {
    constructor(props) {
        super(props);

        this.type = 'range';
        this.state = {
            currentValue: null,
        };
        this.locked = false;
        props.setQueryListener(props.componentId, props.onQueryChange, null);
    }

    componentWillMount() {
        this.props.addComponent(this.props.componentId);
        this.setReact(this.props);

        const { selectedValue, defaultSelected } = this.props;
        if (selectedValue) {
            if (Array.isArray(selectedValue)) {
                this.setValue(selectedValue);
            } else {
                // for SSR
                this.setValue(RatingsFilter.parseValue(selectedValue));
            }
        } else if (defaultSelected) {
            this.setValue(RatingsFilter.parseValue(defaultSelected));
        }
    }

    componentWillReceiveProps(nextProps) {
        checkPropChange(this.props.react, nextProps.react, () => {
            this.setReact(nextProps);
        });

        checkSomePropChange(this.props, nextProps, ['dataField', 'nestedField'], () => {
            this.updateQuery(this.state.currentValue, nextProps);
        });

        if (!isEqual(this.props.defaultSelected, nextProps.defaultSelected)) {
            this.setValue(
                nextProps.defaultSelected
                    ? [nextProps.defaultSelected.start, nextProps.defaultSelected.end]
                    : null,
                nextProps,
            );
        } else if (!isEqual(this.state.currentValue, nextProps.selectedValue)) {
            this.setValue(nextProps.selectedValue || null, nextProps);
        }
    }

    componentWillUnmount() {
        this.props.removeComponent(this.props.componentId);
    }

    setReact(props) {
        if (props.react) {
            props.watchComponent(props.componentId, props.react);
        }
    }

    // parses range label to get start and end
    static parseValue = value => (value ? [value.start, value.end] : null);

    static defaultQuery = (value, props) => {
        let query = null;
        if (value) {
            query = {
                range: {
                    [props.dataField]: {
                        gte: value[0],
                        lte: value[1],
                        boost: 2.0,
                    },
                },
            };
        }
        if (query && props.nestedField) {
            return {
                query: {
                    nested: {
                        path: props.nestedField,
                        query,
                    },
                },
            };
        }

        return query;
    };

    setValue = (value, props = this.props) => {
        // ignore state updates when component is locked
        if (props.beforeValueChange && this.locked) {
            return;
        }

        this.locked = true;
        const performUpdate = () => {
            this.setState(
                {
                    currentValue: value,
                },
                () => {
                    this.updateQuery(value, props);
                    this.locked = false;
                    if (props.onValueChange) props.onValueChange(value);
                },
            );
        };
        checkValueChange(props.componentId, value, props.beforeValueChange, performUpdate);
    };

    updateQuery = (value, props) => {
        const query = props.customQuery || RatingsFilter.defaultQuery;

        props.updateQuery({
            componentId: props.componentId,
            query: query(value, props),
            value,
            label: props.filterLabel,
            showFilter: props.showFilter,
            URLParams: props.URLParams,
            componentType: 'RATINGSFILTER',
        });
    };

    render() {
        return (
            <Container style={this.props.style} className={this.props.className}>
                {this.props.title && (
                    <Title className={getClassName(this.props.innerClass, 'title') || null}>
                        {this.props.title}
                    </Title>
                )}
                <ul className={ratingsList}>
                    {this.props.data.map(item => (
                        <li
                            role="menuitem"
                            tabIndex="0"
                            className={
                                this.state.currentValue && this.state.currentValue[0] === item.start
                                    ? 'active'
                                    : ''
                            }
                            onClick={() => this.setValue([item.start, item.end])}
                            onKeyPress={e =>
                                handleA11yAction(e, () => this.setValue([item.start, item.end]))
                            }
                            key={`${this.props.componentId}-${item.start}-${item.end}`}
                        >
                            <StarRating stars={item.start} />
                            {item.label ? <span>{item.label}</span> : null}
                        </li>
                    ))}
                </ul>
            </Container>
        );
    }
}

RatingsFilter.propTypes = {
    addComponent: types.funcRequired,
    removeComponent: types.funcRequired,
    setQueryListener: types.funcRequired,
    updateQuery: types.funcRequired,
    watchComponent: types.funcRequired,
    selectedValue: types.selectedValue,
    // component props
    beforeValueChange: types.func,
    className: types.string,
    componentId: types.stringRequired,
    customQuery: types.func,
    data: types.data,
    dataField: types.stringRequired,
    defaultSelected: types.range,
    filterLabel: types.string,
    innerClass: types.style,
    onQueryChange: types.func,
    onValueChange: types.func,
    react: types.react,
    style: types.style,
    title: types.title,
    URLParams: types.bool,
    nestedField: types.string,
};

RatingsFilter.defaultProps = {
    className: null,
    style: {},
    URLParams: false,
};

const mapStateToProps = (state, props) => ({
    selectedValue:
        (state.selectedValues[props.componentId]
            && state.selectedValues[props.componentId].value)
        || null,
});

const mapDispatchtoProps = dispatch => ({
    addComponent: component => dispatch(addComponent(component)),
    removeComponent: component => dispatch(removeComponent(component)),
    updateQuery: updateQueryObject => dispatch(updateQuery(updateQueryObject)),
    watchComponent: (component, react) => dispatch(watchComponent(component, react)),
    setQueryListener: (component, onQueryChange, beforeQueryChange) =>
        dispatch(setQueryListener(component, onQueryChange, beforeQueryChange)),
});

export default connect(
    mapStateToProps,
    mapDispatchtoProps,
)(RatingsFilter);