Merge pull request #238 from terminusdb/docHistory

adding multipolygon template

Author: Francesca-Bit

packages/tdb-documents-ui/src/arrayHelpers/NestedMultiPolygonTemplate.js

@@ -0,0 +1,183 @@
+import React, { useState, useEffect } from "react"
+import Card from "react-bootstrap/Card"
+import Stack from "react-bootstrap/Stack"
+import Button from "react-bootstrap/Button"
+import { TDBLabel}  from "../components/LabelComponent"
+import { BiPlus } from "react-icons/bi" 
+import { TDBInput } from "../widgets/inputWidgets"
+import * as CONST from "../constants"
+
+function getCoordinateData (fieldName, data, polygonIndex, coordinateIndex) {
+  if(!data[polygonIndex].length) return null
+  else  {
+    if(!data[polygonIndex][coordinateIndex]) {
+      return null
+    }
+    else return data[polygonIndex][coordinateIndex][fieldName === CONST.LATITUDE ? 0 : 1] 
+  }
+}
+  
+
+const DisplayCoordinatesLatLng = ({ coordinatesPerPolygon, polygonID, polygonIndex, data, setData, onChangeHandler }) => {
+
+  if(!Object.keys(coordinatesPerPolygon).length) return <div/>
+  const [coordinateArray, setCoordinateArray] = useState([])
+
+  function handleCoordinates(val, fieldName, polygonIndex, coordinateIndex) {
+    let temp = {...data}, coord=[]
+    if(fieldName === CONST.LATITUDE) {
+      coord = data[polygonIndex][coordinateIndex] ? data[polygonIndex][coordinateIndex] : []
+      coord[0] = val //lat
+    }
+    else {
+      coord = data[polygonIndex][coordinateIndex] ? data[polygonIndex][coordinateIndex] : []
+      coord[1] = val //lng
+    }
+    //temp[polygonIndex][coordinateIndex]=coord
+    temp[polygonIndex][coordinateIndex]=coord
+    if(onChangeHandler) onChangeHandler([data], CONST.COORDINATES_FIELD)
+    setData(data)
+  }
+
+  useEffect(() => {
+    if(coordinatesPerPolygon && polygonID) {
+      let coordArray = []
+      for(let count = 0; count < coordinatesPerPolygon[polygonID]; count ++) {
+        let countID = `Polygon__${polygonID}__coordinate__${count}`
+        coordArray.push(
+          <Card className="border border-dark bg-secondary mb-3" key={countID}>
+            <Card.Body>
+              <TDBInput name={CONST.LATITUDE} 
+                //value={} 
+                value={getCoordinateData (CONST.LATITUDE, data, polygonIndex, count)}
+                required={true}
+                mode={"Create"} 
+                //inputKey={config.key}
+                //id={config.id}
+                placeholder={"xsd:decimal"} 
+                className={"tdb__doc__input"} 
+                onChange={(val, fieldName) => handleCoordinates(val, fieldName, polygonIndex, count)}/>
+              <TDBInput name={CONST.LONGITUDE} 
+                //value={data[polygonIndex].length ? data[polygonIndex][count][1] : null} 
+                value={getCoordinateData (CONST.LONGITUDE, data, polygonIndex, count)}
+                required={true}
+                mode={"Create"} 
+                //inputKey={config.key}
+                //id={config.id}
+                placeholder={"xsd:decimal"} 
+                className={"tdb__doc__input"} 
+                onChange={(val, fieldName) => handleCoordinates(val, fieldName, polygonIndex, count)}/>
+            </Card.Body>
+          </Card>
+        )
+      }
+      setCoordinateArray(coordArray)
+    }
+  }, [coordinatesPerPolygon])
+
+
+
+  return <>{coordinateArray}</>
+}
+
+function getCoordinatesPerPolygon(data) {
+  if(!data.length) return {}
+  let temp = {}
+  data.map((arr, index) => {
+    temp[`Polygon__${index}`] = arr.length
+  })
+  return temp
+}
+
+const AddCoordinatesPerPolygon = ({ polygonCount, setPolygon, polygon, data, setData, onChangeHandler }) => {
+  if(!polygonCount) return <div/>
+  //const [coordinatesPerPolygon, setCoordinatesPerPolygon] = useState({})
+  const [coordinatesPerPolygon, setCoordinatesPerPolygon] = useState(getCoordinatesPerPolygon(data))
+  
+
+  function addCoordinates(polygonNumber) {
+    let temp = {...coordinatesPerPolygon}
+    if(temp.hasOwnProperty(`Polygon__${polygonNumber}`)) {
+      temp[`Polygon__${polygonNumber}`] += 1
+    }
+    else { 
+      // add new 
+      temp[`Polygon__${polygonNumber}`] = 1
+    }
+    setCoordinatesPerPolygon(temp)
+  }
+
+  useEffect(() => {
+    if(polygonCount) {
+      let polygonArray = []
+      for(let count = 0; count < polygonCount; count ++) {
+        let countID = `Polygon__${count}`
+        polygonArray.push(
+          <Card className="bg-secondary" key={`Polygon__${count}`}>
+            <Card.Body>
+              <Card.Text className="text-muted fst-italic">{`Polygon number - ${count+1}`}</Card.Text>
+              {coordinatesPerPolygon.hasOwnProperty(countID) && <DisplayCoordinatesLatLng 
+                data={data}
+                setData={setData}
+                polygonID={countID}
+                polygonIndex={count}
+                coordinatesPerPolygon={coordinatesPerPolygon}
+                onChangeHandler={onChangeHandler}/>}
+              <Button className="btn btn-sm bg-light text-dark" onClick={(e) => addCoordinates(count)}>
+                <BiPlus className="mr-1"/>Add Coordinates
+              </Button>
+            </Card.Body>
+          </Card>
+        )
+      }
+      setPolygon(polygonArray)
+    }
+  }, [polygonCount, coordinatesPerPolygon])
+
+  
+
+  return <>{polygon}</>
+}
+
+function getFormDataLength(formData) {
+  if(!formData) return 0
+  return formData[0].length
+}
+
+function getFormData(formData) {
+  if(!formData) return []
+  return formData[0]
+}
+
+
+export const NestedMultiPolygonArrayFieldTemplate = (args, props, property, id) => {
+  const [polygonCount, setPolygonCount] = useState(getFormDataLength(props.formData))
+  const [polygon, setPolygon] = useState()
+  const [data, setData] = useState(getFormData(props.formData))
+
+  function addPolygon (e) {
+    setPolygonCount(polygonCount+1)
+    setData(arr => [...arr, []])
+  }
+
+  console.log("data", data)
+
+  return <Stack gap={3} className="mb-3">
+    <Stack>
+      <TDBLabel name={props.name} 
+        required={props.required} 
+        className="tdb__label__width"
+        id={id}/>
+      <small className="text-muted fst-italic">Click here to add a new Polygon</small>
+    </Stack>
+    <AddCoordinatesPerPolygon polygonCount={polygonCount} 
+      onChangeHandler={props.onChange}
+      data={data}
+      setData={setData}
+      setPolygon={setPolygon} 
+      polygon={polygon}/>
+    <Button className="btn btn-sm bg-light text-dark" onClick={addPolygon}>
+      <BiPlus className="mr-1"/>Add Polygon
+    </Button>
+  </Stack>
+}