138 lines
4.4 KiB
JavaScript
138 lines
4.4 KiB
JavaScript
import debugLog from './utils.mjs'
|
|
|
|
export default class {
|
|
config = {}
|
|
|
|
constructor (mappingConfig) {
|
|
|
|
this.setConfig(mappingConfig)
|
|
}
|
|
|
|
setConfig (mappingConfig) {
|
|
this.config = mappingConfig
|
|
}
|
|
|
|
mapFeaturePoint (featurePointGeoJson) {
|
|
|
|
let geoJSONConvertedPoint = {}
|
|
geoJSONConvertedPoint.properties = { ...this.config.default_properties_of_point }
|
|
geoJSONConvertedPoint.type = featurePointGeoJson.type
|
|
geoJSONConvertedPoint.geometry = featurePointGeoJson.geometry
|
|
|
|
let props = featurePointGeoJson.properties
|
|
|
|
props.forEach((key, value) => {
|
|
|
|
})
|
|
|
|
return geoJSONConvertedPoint
|
|
}
|
|
|
|
isBooleanKey (pointKeyName) {
|
|
|
|
return listOfBooleanKeys.indexOf(pointKeyName) !== -1
|
|
}
|
|
|
|
truthyValues = ['true', 'True', 'TRUE', '1', 1]
|
|
falsyValues = ['false', 'False', 'FALSE', '0', 0]
|
|
|
|
/**
|
|
* retuns the converted element from mapping config if present, null otherwise
|
|
*/
|
|
mapElementFromConf (featurePoint, mappingConfig) {
|
|
let mappingKeys = Object.keys(mappingConfig)
|
|
let featurePointPropertiesKeys = Object.keys(featurePoint.properties)
|
|
|
|
debugLog('keys', mappingKeys, featurePointPropertiesKeys)
|
|
|
|
let newProperties = defaultPropertiesOfPoint
|
|
|
|
// reinit properties of current point
|
|
let basePoint = Object.create(featurePoint)
|
|
basePoint.type = featurePoint.type
|
|
basePoint.geometry = featurePoint.geometry
|
|
basePoint.properties = newProperties
|
|
|
|
// apply new properties if found in mapping config
|
|
featurePointPropertiesKeys.forEach(pointKeyName => {
|
|
|
|
if (mappingKeys.indexOf(pointKeyName) !== -1) {
|
|
debugLog('found element', pointKeyName, '=>', mappingConfig[pointKeyName], 'value : ', featurePoint.properties[pointKeyName])
|
|
let convertedValue = ''
|
|
|
|
let valueConvertedFromMapping = featurePoint.properties[pointKeyName]
|
|
let typeofValue = typeof valueConvertedFromMapping
|
|
let isStringValue = typeofValue === 'string'
|
|
console.log('typeof featurePoint.properties[pointKeyName] === \'string\'', typeofValue)
|
|
|
|
let isConfigMappingObject = typeofValue === 'string'
|
|
|
|
if (isStringValue) {
|
|
if (isBooleanKey(pointKeyName)) {
|
|
convertedValue = (valueConvertedFromMapping + '').toLowerCase() == 'true' ? 'yes' : 'no'
|
|
} else {
|
|
convertedValue = valueConvertedFromMapping
|
|
}
|
|
|
|
if (convertedValue) {
|
|
newProperties[mappingConfig[pointKeyName]] = convertedValue
|
|
}
|
|
} else if (isConfigMappingObject) {
|
|
let newKey = ''
|
|
let configObject = valueConvertedFromMapping
|
|
|
|
if (configObject.key_converted) {
|
|
newKey = configObject.key_converted
|
|
}
|
|
|
|
/**
|
|
* gestion des valeurs conditionnelles
|
|
* nous pouvons renseigner une string ou un objet décrivant les transformations à réaliser
|
|
*/
|
|
if (configObject.conditional_values) {
|
|
let keysConditionnalValues = Object.keys(configObject.conditional_values)
|
|
let isFoundValue = keysConditionnalValues.indexOf(valueConvertedFromMapping)
|
|
if (isFoundValue !== -1) {
|
|
let conditionnalConfig = keysConditionnalValues[isFoundValue]
|
|
|
|
if (conditionnalConfig.tags_to_add) {
|
|
// on peut définir un ensemble de tags à rajouter
|
|
newProperties.push(...conditionnalConfig.tags_to_add)
|
|
}
|
|
if (conditionnalConfig.truthy_value) {
|
|
// convertir la valeur, si elle est truthy, la transformer en ce que donne la propriété truthy_value
|
|
// exemple: le jeu de données dit que la colonne cable_t2_attache vaut "True", mais on veut le convertir en "1".
|
|
// on met donc truthy_value: '1'
|
|
if (this.truthyValues.indexOf( valueConvertedFromMapping) !== -1) {
|
|
convertedValue = conditionnalConfig.truthy_value
|
|
}
|
|
}
|
|
if (conditionnalConfig.falsy_value) {
|
|
if (this.falsyValues.indexOf( valueConvertedFromMapping) !== -1) {
|
|
convertedValue = conditionnalConfig.falsy_value
|
|
}
|
|
}
|
|
if (conditionnalConfig.transform_function) {
|
|
// une transformation de la valeur
|
|
// apply transformation to value
|
|
convertedValue = conditionnalConfig.transform_function(valueConvertedFromMapping)
|
|
}
|
|
// use the value converted
|
|
else if (conditionnalConfig.value_converted) {
|
|
convertedValue = conditionnalConfig.value_converted
|
|
}
|
|
}
|
|
}
|
|
|
|
if (newKey && !configObject.ignore_this_data) {
|
|
newProperties[newKey] = convertedValue
|
|
}
|
|
}
|
|
}
|
|
})
|
|
|
|
debugLog('basePoint', basePoint)
|
|
return basePoint
|
|
}
|
|
|
|
} |