appbaseio/reactivesearch

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

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

import types from '@appbaseio/reactivecore/lib/utils/types';

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

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

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

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

        if (this.props.selectedValue) {
            this.setValue(this.props.selectedValue, true);
        } else if (this.props.defaultSelected) {
            this.setValue(this.props.defaultSelected, true);
        }
    }

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

        checkPropChange(this.props.dataField, nextProps.dataField, () => {
            this.updateQuery(this.state.currentValue, nextProps);
        });

        if (!isEqual(this.props.defaultSelected, nextProps.defaultSelected)) {
            this.setValue(nextProps.defaultSelected, true);
        } else if (!isEqual(this.state.currentValue, nextProps.selectedValue)) {
            this.setValue(nextProps.selectedValue, true);
        }
    }

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

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

    defaultQuery = (value, props) => {
        if (value) {
            return {
                range: {
                    [props.dataField]: {
                        gte: value.start,
                        lte: value.end,
                        boost: 2.0,
                    },
                },
            };
        }
        return null;
    };

    setValue = (value, isDefaultValue = false, props = this.props) => {
        let currentValue = value;
        if (isDefaultValue) {
            currentValue = props.data.find(item => item.label === value) || null;
        }

        const performUpdate = () => {
            this.setState(
                {
                    currentValue,
                },
                () => {
                    this.updateQuery(currentValue, props);
                    if (props.onValueChange) props.onValueChange(currentValue);
                },
            );
        };

        checkValueChange(props.componentId, currentValue, props.beforeValueChange, performUpdate);
    };

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

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

    render() {
        return (
            <Picker
                iosHeader="Select one"
                mode="dropdown"
                placeholder={this.props.placeholder}
                selectedValue={this.state.currentValue}
                onValueChange={item => this.setValue(item)}
                style={{
                    width: '100%',
                    borderRadius: 0,
                    ...this.props.style,
                }}
                textStyle={{
                    color: this.props.theming.textColor,
                }}
                headerTitleStyle={getInnerKey(this.props.innerStyle, 'title')}
                itemTextStyle={{
                    flexGrow: 1,
                    ...getInnerKey(this.props.innerStyle, 'label'),
                }}
                {...getInnerKey(this.props.innerProps, 'picker')}
            >
                {this.props.data.map(item => (
                    <Picker.Item
                        key={item.label}
                        label={item.label}
                        value={item}
                        {...getInnerKey(this.props.innerProps, 'pickerItem')}
                    />
                ))}
            </Picker>
        );
    }
}

SingleDropdownRange.propTypes = {
    addComponent: types.funcRequired,
    componentId: types.stringRequired,
    defaultSelected: types.string,
    react: types.react,
    removeComponent: types.funcRequired,
    setQueryListener: types.funcRequired,
    dataField: types.stringRequired,
    data: types.data,
    beforeValueChange: types.func,
    onValueChange: types.func,
    customQuery: types.func,
    onQueryChange: types.func,
    updateQuery: types.funcRequired,
    placeholder: types.string,
    filterLabel: types.string,
    selectedValue: types.selectedValue,
    showFilter: types.bool,
    style: types.style,
    theming: types.style,
    innerStyle: types.style,
    innerProps: types.props,
};

SingleDropdownRange.defaultProps = {
    placeholder: 'Select a value',
    showFilter: true,
    style: {},
};

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)),
    watchComponent: (component, react) => dispatch(watchComponent(component, react)),
    updateQuery: updateQueryObject => dispatch(updateQuery(updateQueryObject)),
    setQueryListener: (component, onQueryChange, beforeQueryChange) =>
        dispatch(setQueryListener(component, onQueryChange, beforeQueryChange)),
});

export default connect(
    mapStateToProps,
    mapDispatchtoProps,
)(withTheme(SingleDropdownRange));