Salesforce Integration with ChatGPT [2024]

  <!–Lightning card for OpenAI–>

  <lightning-card title=“OpenAI”>

    <lightning-spinner alternative-text=“Loading…” variant=“brand” if:true={IsSpinner}>

    </lightning-spinner>

    <div class=“slds-p-around–small”>

      {data}

      <lightning-textarea name=“input1” value={question} onchange={handleChange}></lightning-textarea>

    </div>

    <div class=“slds-align_absolute-center”>

      <lightning-button variant=“brand” label=“Ask??” title=“Primary action” onclick={handleClick}

        class=“slds-m-left_x-small”></lightning-button>

    </div>

  </lightning-card>

</template>

//Importing the Apex method to use in Js Controller

import getOpenAIResponse from ‘@salesforce/apex/IntegrateChatGPTWithSalesforce.getOpenAIResponse’;

export default class ChatGPTController extends LightningElement {

    @track question = ‘Hello!’;

    @track IsSpinner = false;

    @track lstData = [];

    data;

    // this method will be used to store the Input Value in the Variable

    handleChange(event) {

        this.question = event.target.value;

        console.log(this.question);

    }

    //This method is used to call the Apex to send the request to the Open-AI

    handleClick() {

        // to start the spinner

        this.IsSpinner = true;

        getOpenAIResponse({ messageBody: this.question })

            .then(result => {

                if (result != null) {

                    //update the data to the apex response

                    this.data = result;

                    //to stop the spinner 

                    this.IsSpinner = false;

                }

            });

    }

}

public class IntegrateChatGPTWithSalesforce {

    @AuraEnabled

    public static String getOpenAIResponse(String messageBody) {

        // to get the endpoint url and Access Token From Custom Meta Data

        IntegrateChatGPTWithSalesforce__mdt newIntegrateChatGPTWithSalesforce = [SELECT URL__c FROM IntegrateChatGPTWithSalesforce__mdt WHERE Label = ‘endPoint’ ];

        String endPointUrl = newIntegrateChatGPTWithSalesforce.URL__c;

        String accessToken = getAccessToken(); // Retrieve access token securely

        Http http = new Http();

        HttpRequest request = new HttpRequest();

        request.setEndpoint(endPointUrl);

        request.setHeader(‘Content-Type’, ‘application/json’);

        request.setHeader(‘Accept’, ‘application/json’);

        request.setHeader(‘Authorization’, ‘Bearer ‘ + accessToken);

        request.setMethod(‘POST’);

        Map<String, Object> requestBody = new Map<String, Object>();

        // set this body to get the Response for the Question to Open AI  

        requestBody.put(‘model’, ‘gpt-3.5-turbo’);

        List<Map<String, Object>> messages = new List<Map<String, Object>>();

        Map<String, Object> message = new Map<String, Object>();

        message.put(‘role’, ‘user’);

        //This is the Question to the Open Ai

        message.put(‘content’, messageBody);

        messages.add(message);

        requestBody.put(‘messages’, messages);

        String requestBodyJson = JSON.serialize(requestBody);

        request.setBody(requestBodyJson);

        HttpResponse response;

        try {

            response = http.send(request);

            if (response.getStatusCode() == 200) {

                FromJSON data = (FromJSON) JSON.deserialize(response.getBody(), FromJSON.class);

                if (data.choices != null && data.choices.size() > 0) {

                    String content = data.choices[0].message.content;

                    system.debug(‘content: ‘ + content);

                    return content;

                } else {

                    return null;

                }

            } else {

                return null;

            }

        } catch (Exception ex) {

            System.debug(‘Exception: ‘ + ex.getMessage());

            throw ex;

        }

    }

    // Method to retrieve access token securely

    private static String getAccessToken() {

        IntegrateChatGPTWithSalesforce__mdt newIntegrateChatGPTWithSalesforce = [SELECT Access_token__c

                                                                                 FROM IntegrateChatGPTWithSalesforce__mdt 

                                                                                 WHERE Label = ‘endPoint’ ];

        return newIntegrateChatGPTWithSalesforce.Access_token__c;

    }

    //Wrapper to handle the Api response from the Open Ai Tool 

    public class FromJSON {

        public String id;

        public Integer created;

        public String model;

        public List<ClsChoices> choices;

        public ClsUsage usage;

    }

    public class ClsChoices {

        public Integer index;

        public ClsMessage message;

        public String finish_reason;

    }

    public class ClsMessage {

        public String role;

        public String content;

    }

    public class ClsUsage {

        public Integer prompt_tokens;

        public Integer completion_tokens;

        public Integer total_tokens;

    }

}