af83/chouette-core

import { isArray, isNil } from 'lodash'

export class FormDataUpdater {
    constructor(formData, inputBaseName) {
        this.formData = formData
        this.inputBaseName = inputBaseName

        this.clear()
    }

    call = (parentName = '') => (object, index) => {
        const getName = key => `${this.inputBaseName}${parentName}[${object.inputSelector}][${index}][${key}]`

        for (const key in object.attributes) {
            const value = object[key]
            this.formData.set(getName(key, parentName), isNil(value) ? '' : value)
        }

        this.formData.set(getName('position', parentName), index + 1)
    }

    clear() {
        const keys = ['utf8', 'authenticity_token', '_method', 'commit']
        // We had some issues to keep store & form in sync. Especially during edit where we had conflicts between subforms.
        // As a solution we decided to compute manually the formData.
        for (const [key] of [...this.formData]) { !keys.includes(key) && this.formData.delete(key) } // Reset all macro related fields
    }
}

export const addResourceToCollection = collectionName => collection => object => {
    isArray(collection) && collection.forEach(attributes => object[collectionName].add(attributes))
}

export function* nodeId(resourceName) {
    let index = 0

    while (true) {
        index += 1
        yield `${resourceName}-${index}`
    }
}