@darwino/darwino-react-bootstrap/src/ComputedField.jsx

A set of Javascript classes and utilities

/* 
 * (c) Copyright Darwino Inc. 2014-2017.
 */
import React, { createElement, Component } from "react";
import PropTypes from 'prop-types';
import { renderStatic } from "./renderStatic"

/*
 * ComputedField
 */
import { FormGroup, ControlLabel } from 'react-bootstrap';

class ComputedField extends Component {

    // Context to read from the parent - router
    static contextTypes = {
        documentForm: PropTypes.object
    };

    constructor(props, context) {
        super(props, context)
    }
    
    render() {
        const {children} = this.props;
        if(children) {
            const {label} = this.props
            return (
                <FormGroup>
                    {label && <ControlLabel>{label}</ControlLabel>}
                    <p className="form-control-static">{children}</p>
                </FormGroup>
            )
        } else {
            const {label, name, format} = this.props
            let value;
            if(name) {
                if(!this.context.documentForm) {
                    throw new Error('ComputedField must be inside a component within a DocumentForm to get a field by name');        
                }
                value = this.context.documentForm.getComputedValue(name);
            } else {
                value = this.props.value;
            }
            if(format) {
                value = format(value,name)
            }
            return (
                <FormGroup>
                    {label && <ControlLabel>{label}</ControlLabel>}
                    <p className="form-control-static">{(value!==null && value!==undefined) ? value.toString() : ""}</p>
                </FormGroup>
            )
        }
    }
}

export default ComputedField