Configurazione di una modalità colonna in un modello di griglia di immissione regalo nell'istruzione

Componente modale griglia di ingresso regalo di esempio

Questo snippet di codice componente Web Lightning di esempio mostra un processore di carte di credito e può essere configurato come finestra modale per il campo Metodo di pagamento.

giftEntryGridPaymentAuthModal.html

<template>
    <!--
    Sample Gift Entry Grid Modal Component
    There are no implementation requirements for this component, however the modal portal size is limited.
    -->
    <lightning-card title="Credit Card Authorization">
        <div class="slds-p-around_medium">
            <form onsubmit={handleSubmit} class="slds-form">
                <!-- Row 1: PaymentMethod GiftEntry field -->
                <lightning-record-edit-form object-api-name="GiftEntry" onsuccess={handleSuccess} class="slds-m-bottom_medium">
                    <div class="slds-grid">
                        <div class="slds-col slds-size_1-of-1">
                            <lightning-input-field
                                field-name="PaymentMethod"
                                value={paymentMethod}
                                onchange={handleInputChange}
                                required
                            ></lightning-input-field>
                        </div>
                    </div>
                </lightning-record-edit-form>

                <!-- Only show credit card fields if needed -->
                <template if:true={showCreditCardFields}>
                    <!-- Row 2: NameOnCard and CardNumber -->
                    <div class="slds-grid slds-gutters slds-m-bottom_medium">
                        <div class="slds-col slds-size_1-of-2">
                            <lightning-input
                                name="NameOnCard"
                                label="Name on Card"
                                value={nameOnCard}
                                onchange={handleInputChange}
                                required
                            ></lightning-input>
                        </div>
                        <div class="slds-col slds-size_1-of-2">
                            <lightning-input
                                name="CreditCardNumber"
                                label="Credit Card Number"
                                value={creditCardNumber}
                                placeholder="XXXX-XXXX-XXXX-XXXX"
                                maxlength="19"
                                inputmode="numeric"
                                pattern="(?:\d{4}[-\s]?\d{4}[-\s]?\d{4}[-\s]?\d{4}|\d{3}[-\s]?\d{6}[-\s]?\d{5}|\d{16}|\d{15})"
                                message-when-pattern-mismatch="Enter a valid credit card number."
                                onchange={handleInputChange}
                                required
                            ></lightning-input>
                        </div>
                    </div>
                    <!-- Row 3: ExpiryMonth, ExpiryYear, CVV -->
                    <div class="slds-grid slds-gutters">
                        <div class="slds-col slds-size_1-of-3">
                            <lightning-input
                                name="ExpiryMonth"
                                label="Expiration Month"
                                value={expiryMonth}
                                onchange={handleInputChange}
                                inputmode="numeric"
                                pattern="\d{2}"
                                required
                            ></lightning-input>
                        </div>
                        <div class="slds-col slds-size_1-of-3">
                            <lightning-input
                                name="ExpiryYear"
                                label="Expiration Year"
                                value={expiryYear}
                                onchange={handleInputChange}
                                inputmode="numeric"
                                pattern="\d{2}|\d{4}"
                                required
                            ></lightning-input>
                        </div>
                        <div class="slds-col slds-size_1-of-3">
                            <lightning-input
                                name="Cvv"
                                label="CVV"
                                value={cvv}
                                onchange={handleInputChange}
                                inputmode="numeric"
                                pattern="\d{3,4}"
                                required
                            ></lightning-input>
                        </div>
                    </div>
                </template>
            </form>
        </div>
        <template if:true={showCreditCardFields}>
            <div class="slds-grid slds-grid_align-end slds-m-top_medium">
                <lightning-button
                    variant="brand"
                    label="Charge Card"
                    onclick={handleChargeCardClick}
                    class="slds-m-right_none"
                    disabled={isChargeCardDisabled}
                ></lightning-button>
            </div>
        </template>
    </lightning-card>
</template>

giftEntryGridPaymentAuthModal.js

import { LightningElement, api, track } from 'lwc';

const CONSTANTS = {
    CREDIT_CARD: 'Credit Card',
    ACH: 'ACH'
}

/**
 * Sample Gift Entry Grid Modal Component
 */
export default class giftEntryGridPaymentAuthModal extends LightningElement {
    /**
     * Required input property.
     * Not generally used within a custom component
     */
    @api
    set modalFields(value) {
        this._modalFields = value || [];
        this.initializeFields();
    }
    get modalFields() {
        return this._modalFields;
    }

    /**
     * Required input property.
     * Contains all the data for the row.
     */
    @api
    set rowData(value) {
        this._rowData = value || {};
        this.initializeFields();
    }
    get rowData() {
        return this._rowData;
    }


    // ------------------------------------------------------------
    // Required Exposed API Functions for GiftEntryGrid
    // ------------------------------------------------------------

    /**
     * Validates the component fields.
     * @returns {Object} An object with properties for isValid (boolean) and an invalidFields collection with errors
     * - isValid: true if the component fields are valid, false otherwise.
     * - invalidFields: A Set of field names and errors to render
     */
    @api
    validate() {
        let isValid = true;
        let invalidFields = new Set();
        if (!this.paymentMethod) {
            isValid = false;
            invalidFields.add('PaymentMethod');
        }
        if (this.showCreditCardFields) {
            if (!this.chargeCardClicked) {
                isValid = false;
                invalidFields.add('ChargeCard');
            }
            if (!this.creditCardNumber || !this.validateCreditCardNumber()) {
                isValid = false;
                invalidFields.add('CreditCardNumber is invalid');
            }
            if (!this.nameOnCard) {
                isValid = false;
                invalidFields.add('NameOnCard is missing');
            }
            if (!this.expiryMonth || !this.validateExpiryMonth()) {
                isValid = false;
                invalidFields.add('ExpiryMonth is not valid');
            }
            if (!this.expiryYear || !this.validateExpiryYear()) {
                isValid = false;
                invalidFields.add('ExpiryYear is not valid');
            }
            if (!this.cvv || !this.validateCVV()) {
                isValid = false;
                invalidFields.add('CVV is not valid');
            }
        }
        return { isValid, invalidFields };
    }

    /**
     * Returns values to be saved to the row. These are directly applied to the rowData object within the Grid
     * Properties in this object do not need to be actual GiftEntry fields. Dummy properties are allowed, but 
     * they will not persist to the GiftEntry row when the record is saved.
     * @returns {Object} An object with the values that represent GiftEntry fields.
     */
    @api
    getComponentValues() {
        let result = {}
        result['PaymentMethod'] = this.paymentMethod;
        if (this.showCreditCardFields) {
            result['Last4'] = this.creditCardNumber ? this.creditCardNumber.slice(-4) : null;
            result['ExpiryMonth'] = this.expiryMonth;
            result['ExpiryYear'] = this.expiryYear;
            result['CCAuthCode__c'] = this.generateRandomString(16);
            result['NameOnCard__c'] = this.nameOnCard;
            result['Card_CVV__c'] = this.cvv;
            result['GatewayTransactionFee__c'] = 0.12345;
            result['GatewayReference__c'] = this.creditCardNumber;
        } else {
            result['Last4'] = null;
            result['ExpiryMonth'] = null;
            result['ExpiryYear'] = null;
            result['CCAuthCode__c'] = null;
            result['NameOnCard__c'] = null;
            result['Card_CVV__c'] = null;
            result['GatewayTransactionFee__c'] = null;
            result['GatewayReference__c'] = null;
        }
        return result;
    }

    // ------------------------------------------------------------
    // Everything below this is generic custom code to illustrate the component behavior
    // ------------------------------------------------------------
    _modalFields = [];
    _rowData = {};

    @track paymentMethod = CONSTANTS.CREDIT_CARD;
    @track creditCardNumber = '';
    @track nameOnCard = '';
    @track expiryMonth = '';
    @track expiryYear = '';
    @track cvv = '';
    @track gatewaytransactionfee = null;
    @track gatewayreference = null;
    @track chargeCardClicked = false;

    connectedCallback() {
        this.initializeFields();
    }

    initializeFields() {
        this.paymentMethod = this._rowData['PaymentMethod'] || '';
        this.creditCardNumber = (this._rowData['Last4'] ? "****-****-****-" + this._rowData['Last4'] : '');
        if (this._rowData['NameOnCard__c']) {
            this.nameOnCard = this._rowData['NameOnCard__c'];
        } else if (this._rowData['FirstName'] && this._rowData['LastName']) {
            this.nameOnCard = this._rowData['FirstName'] + ' ' + this._rowData['LastName'];
        } else {
            this.nameOnCard = '';
        }
        this.expiryMonth = this._rowData['ExpiryMonth'] || '';
        this.expiryYear = this._rowData['ExpiryYear'] || '';
        this.cvv = this._rowData['Card_CVV__c'] || '';
        this.gatewayTransactionFee = this._rowData['GatewayTransactionFee__c'] || null;
        this.gatewayReference = this._rowData['GatewayReference__c'] || null;
    }

    handleInputChange(event) {
        let fieldName = event?.target?.fieldName || event?.target?.name;
        if (fieldName) {
            fieldName = fieldName.charAt(0).toLowerCase() + fieldName.slice(1);
        }

        const fieldValue = event?.target?.value;
        this[fieldName] = fieldValue;
        if (fieldName === 'paymentMethod') {
            if (!this.showCreditCardFields) {
                this.creditCardNumber = '';
                this.nameOnCard = '';
                this.expiryMonth = '';
                this.expiryYear = '';
                this.cvv = '';
            }
        }
        if (fieldName === 'creditCardNumber') {
            this.validateCreditCardNumber();
        }
        if (fieldName === 'expiryMonth') {
            this.validateExpiryMonth();
        }
        if (fieldName === 'expiryYear') {
            this.validateExpiryYear();
        }
    }

    handleChargeCardClick() {
        this.chargeCardClicked = true;
    }

    canChargeCard() {
        if (this.chargeCardClicked) return false;
        if (!this.showCreditCardFields) return false;
        return (
            !!this.creditCardNumber && this.validateCreditCardNumber() &&
            !!this.nameOnCard &&
            !!this.expiryMonth && this.validateExpiryMonth() &&
            !!this.expiryYear && this.validateExpiryYear() &&
            !!this.cvv && this.validateCVV()
        );
    }

    validateCreditCardNumber() {
        const regex = /^(?:\d{4}[-\s]?\d{4}[-\s]?\d{4}[-\s]?\d{4}|\d{3}[-\s]?\d{6}[-\s]?\d{5}|\d{16}|\d{15})$/;
        return this.creditCardNumber === '' || regex.test(this.creditCardNumber);
    }

    validateExpiryMonth() {
        const month = parseInt(this.expiryMonth, 10);
        return this.expiryMonth === '' || (month >= 1 && month <= 12);
    }

    validateExpiryYear() {
        let year = parseInt(this.expiryYear, 10);
        year = year < 99 ? 2000 + year : year;
        const currentYear = new Date().getFullYear();
        return this.expiryYear === '' || (year >= currentYear && year <= currentYear + 10);
    }

    validateCVV() {
        return this.cvv === '' || /^\d{2}|\d{4}/.test(this.cvv);
    }

    generateRandomString(length) {
        const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
        let result = '';
        for (let i = 0; i < length; i++) {
            result += chars.charAt(Math.floor(Math.random() * chars.length));
        }
        return result;
    }

    get showCreditCardFields() {
        return this.paymentMethod === CONSTANTS.CREDIT_CARD || this.paymentMethod === CONSTANTS.ACH;
    }

    get minExpiryYear() {
        return new Date().getFullYear();
    }

    get maxExpiryYear() {
        return new Date().getFullYear() + 10;
    }

    get isChargeCardDisabled() {
        return !this.canChargeCard();
    }
}