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1const InProgressItemTitleGivenfindItemIntentHandler = {
2    canHandle(handlerInput){
3      const request = handlerInput.requestEnvelope.request;
4      return request.type === 'IntentRequest' &&
5        request.intent.name === 'findItemIntent' 
6          && handlerInput.requestEnvelope.request.intent.slots.itemTitle.value
7          && !handlerInput.requestEnvelope.request.intent.slots.itemAuthor.value
8          && handlerInput.requestEnvelope.request.dialogState === "COMPLETED";
9    },
10    async handle(handlerInput) {
11      const currentIntent = handlerInput.requestEnvelope.request.intent; 
12      const attributesManager = handlerInput.attributesManager;
13      const sessionAttributes = attributesManager.getSessionAttributes();
14      const requestAttributes = handlerInput.attributesManager.getRequestAttributes();
15      const device_location_text = requestAttributes.t('LOCATION_TEXT', requestAttributes.t('SKILL_NAME'), requestAttributes.t('DEVICEID_LOCATION'));
16      const skill_header_title = requestAttributes.t('VINTIS_TITLE');
17  
18      try {
19            // Call the progressive response for the user to wait
20            await util.callDirectiveService(handlerInput);
21        } catch (error) {
22            console.log(JSON.stringify(error))
23       }
24
25      let prompt;
26  
27      // const slotValues = getSlotValuesAlexaEntities(filledSlots);
28      let itemTitle = handlerInput.requestEnvelope.request.intent.slots.itemTitle.value;
29      //let bookTitleResolved = slotValues.bookTitle.resolved;
30      console.log(itemTitle)       
31  
32      sessionAttributes.Title = itemTitle;
33      // Run the title through the function to remove all the string articles for database searching in Horizon
34      let itemTitle_api = removeArticles(itemTitle, requestAttributes);
35      // Prepare all of the URLS and endpoint values for the API call
36      let titleKW_params = encodeURIComponent(`titlKW:` + itemTitle_api);
37      
38      const url_bib_search = endpoint + `/catalog/bib/search?j=AND&q=` + titleKW_params + `&includeFields=title,author,bib&ct=30`;
39      console.log(url_bib_search)
40      
41
42
43      const slots = handlerInput.requestEnvelope.request.intent.slots;
44      if (slots.itemTitle.confirmationStatus === "DENIED") {
45            let prompt = requestAttributes.t('FIND_DENIED_CONFIRMATION_BOOK_PROMPTS');
46            handlerInput.requestEnvelope.request.intent.slots.itemTitle.value = null;
47            return handlerInput.responseBuilder
48                .speak(prompt)
49                .reprompt(prompt)
50                .addElicitSlotDirective('itemTitle')
51                .getResponse();
52
53      } else if (slots.itemTitle.confirmationStatus === "CONFIRMED") {
54    
55    return handlerInput.responseBuilder
56        .speak("Testing")
57        .reprompt("Testing")
58        .getResponse();
59      }
60    }
61};
62
63
64
65// Then for the progressive response, I am just exporting it from the Utils.js
66const AWS = require('aws-sdk');
67
68const s3SigV4Client = new AWS.S3({
69    signatureVersion: 'v4',
70    region: process.env.S3_PERSISTENCE_REGION
71});
72
73module.exports = {
74    getS3PreSignedUrl(s3ObjectKey) {
75
76    const bucketName = process.env.S3_PERSISTENCE_BUCKET;
77    const s3PreSignedUrl = s3SigV4Client.getSignedUrl('getObject', {
78        Bucket: bucketName,
79        Key: s3ObjectKey,
80        Expires: 60*1 // the Expires is capped for 1 minute
81    });
82    console.log(`Util.s3PreSignedUrl: ${s3ObjectKey} URL ${s3PreSignedUrl}`);
83    return s3PreSignedUrl;
84
85    },
86    callDirectiveService(handlerInput) {
87        // Call Alexa directive Service.
88        const {requestEnvelope} = handlerInput;
89        const directiveServiceClient = handlerInput.serviceClientFactory.getDirectiveServiceClient();
90        const requestId = requestEnvelope.request.requestId;
91        const {apiEndpoint, apiAccessToken} = requestEnvelope.context.System;
92
93        // build the progressive response directive to be returned.    
94        const directive = {
95          header: {
96            requestId,
97          },
98          directive: {
99            type: 'VoicePlayer.Speak',
100            speech: '<speak> Let me see what I can find for you.... <break time="0.5s" /></speak>'
101          },
102        };
103        
104        // send the directive
105        return directiveServiceClient.enqueue(directive, apiEndpoint, apiAccessToken);
106    }
107}