appbaseio/reactivesearch

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packages/native/src/components/basic/ReactiveComponent.js

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import React, { Component } from 'react';
import { View } from 'react-native';

import {
    addComponent,
    removeComponent,
    watchComponent,
    updateQuery,
    setQueryOptions,
    setQueryListener,
} from '@appbaseio/reactivecore/lib/actions';
import { pushToAndClause, isEqual } from '@appbaseio/reactivecore/lib/utils/helper';
import types from '@appbaseio/reactivecore/lib/utils/types';

import { connect } from '../../utils';

class ReactiveComponent extends Component {
    constructor(props) {
        super(props);
        this.internalComponent = null;
        this.defaultQuery = null;

        this.setQuery = (obj) => {
            this.props.updateQuery({
                ...obj,
                componentId: props.componentId,
                label: props.filterLabel,
                showFilter: props.showFilter,
                URLParams: false,
            });
        };

        if (props.defaultQuery) {
            this.internalComponent = `${props.componentId}__internal`;
        }
        props.setQueryListener(props.componentId, props.onQueryChange, null);
    }

    componentWillMount() {
        this.props.addComponent(this.props.componentId);
        if (this.internalComponent) {
            this.props.addComponent(this.internalComponent);
        }

        this.setReact(this.props);

        // set query for internal component
        if (this.internalComponent && this.props.defaultQuery) {
            this.defaultQuery = this.props.defaultQuery();
            const { query, ...queryOptions } = this.defaultQuery || {};

            if (queryOptions) {
                this.props.setQueryOptions(this.internalComponent, queryOptions, false);
            }

            this.props.updateQuery({
                componentId: this.internalComponent,
                query: query || null,
            });
        }
    }

    componentWillReceiveProps(nextProps) {
        if (nextProps.defaultQuery && !isEqual(nextProps.defaultQuery(), this.defaultQuery)) {
            this.defaultQuery = nextProps.defaultQuery();
            const { query, ...queryOptions } = this.defaultQuery || {};

            if (queryOptions) {
                nextProps.setQueryOptions(this.internalComponent, queryOptions, false);
            }

            nextProps.updateQuery({
                componentId: this.internalComponent,
                query: query || null,
            });
        }
    }

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

        if (this.internalComponent) {
            this.props.removeComponent(this.internalComponent);
        }
    }

    setReact = (props) => {
        const { react } = props;

        if (react) {
            if (this.internalComponent) {
                const newReact = pushToAndClause(react, this.internalComponent);
                props.watchComponent(props.componentId, newReact);
            } else {
                props.watchComponent(props.componentId, react);
            }
        } else if (this.internalComponent) {
            props.watchComponent(props.componentId, { and: this.internalComponent });
        }
    };

    render() {
        const {
            children,
            addComponent: addFn,
            watchComponent: watchFn,
            removeComponent: removeFn,
            setQueryOptions: queryOptionsFn,
            updateQuery: updateFn,
            ...rest
        } = this.props;

        try {
            const childrenWithProps = React.Children.map(children, child =>
                React.cloneElement(child, { ...rest, setQuery: this.setQuery }),
            );
            return <View>{childrenWithProps}</View>;
        } catch (e) {
            return null;
        }
    }
}

ReactiveComponent.defaultProps = {
    showFilter: true,
};

ReactiveComponent.propTypes = {
    addComponent: types.funcRequired,
    removeComponent: types.funcRequired,
    watchComponent: types.funcRequired,
    updateQuery: types.funcRequired,
    setQueryOptions: types.funcRequired,
    setQueryListener: types.funcRequired,
    // component props
    aggregations: types.selectedValues,
    children: types.children,
    componentId: types.stringRequired,
    defaultQuery: types.func,
    filterLabel: types.string,
    hits: types.data,
    onQueryChange: types.func,
    react: types.react,
    selectedValue: types.selectedValue,
    showFilter: types.bool,
};

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

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

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