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Merge pull request #666 from Thenujan-Nagaratnam/marketplace-assistan…
…t-ai Marketplace assistant
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78
portals/devportal/src/main/webapp/source/src/app/components/Apis/Chat/SimilaritySearch.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| const predefinedAnswers = { | ||
| hi: 'Hello there!, How can I assist you today?', | ||
| hiii: 'Hello there!, How can I assist you today?', | ||
| hello: 'Hi! How can I assist you today?', | ||
| hey: 'Hey! How can I help you?', | ||
| greetings: 'Greetings! What can I assist you with?', | ||
| thanks: 'You\'re welcome!', | ||
| bye: 'Goodbye! Have a great day!', | ||
| goodbye: 'Goodbye! Have a great day!', | ||
| 'thank you': 'You\'re welcome!', | ||
| 'thank you for your help': 'You\'re welcome!', | ||
| 'good morning': 'Good morning! How can I assist you today?', | ||
| 'good afternoon': 'Good afternoon! What can I do for you?', | ||
| 'good evening': 'Good evening! How can I help?', | ||
| 'hey there': 'Hey! What can I assist you with?', | ||
| 'hi there': 'Hello! How may I assist you?', | ||
| 'hello there': 'Hello! How can I assist you today?', | ||
| 'how are you': 'I\'m doing well, thank you! How can I help you?', | ||
| 'can you help me': 'You can ask me anything related to APIs!', | ||
| 'what can I ask you': 'You can ask me anything related to APIs!', | ||
| 'what can you do': 'I can help you with finding APIs and providing information related to APIs.', | ||
| 'what do you do': 'I can help you with finding APIs and providing information related to APIs.', | ||
| 'what do you know': 'I know a lot about APIs! What are you looking for?', | ||
| 'what are you': 'I am the Marketplace Assistant. I can help you with finding APIs and providing information related to APIs.', | ||
| 'who are you': 'I am the Marketplace Assistant. I can help you with finding APIs and providing information related to APIs.', | ||
| 'what is your name': 'I am the Marketplace Assistant. I can help you with finding APIs and providing information related to APIs.', | ||
| }; | ||
|
|
||
| const calculateStringSimilarity = (string1, string2) => { | ||
| const str1 = string1.toLowerCase(); | ||
| const str2 = string2.toLowerCase(); | ||
|
|
||
| if (str1.length < 2 || str2.length < 2) return 0; | ||
|
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| const subsequenceMap = new Map(); | ||
| for (let i = 0; i < str1.length - 1; i++) { | ||
| const subsequence = str1.substr(i, 2); | ||
| subsequenceMap.set(subsequence, subsequenceMap.has(subsequence) ? subsequenceMap.get(subsequence) + 1 : 1); | ||
| } | ||
|
|
||
| let matchCount = 0; | ||
| for (let j = 0; j < str2.length - 1; j++) { | ||
| const subsequence = str2.substr(j, 2); | ||
| const count = subsequenceMap.has(subsequence) ? subsequenceMap.get(subsequence) : 0; | ||
| if (count > 0) { | ||
| subsequenceMap.set(subsequence, count - 1); | ||
| matchCount++; | ||
| } | ||
| } | ||
|
|
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| return (matchCount * 2) / (str1.length + str2.length - 2); | ||
| }; | ||
|
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| const findBestMatchingAnswer = (inputString) => { | ||
| let bestMatch = null; | ||
| let bestScore = -1; | ||
|
|
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| const searchString = inputString.toLowerCase(); | ||
|
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| if (searchString.length < 2) return null; | ||
|
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| for (const [key] of Object.entries(predefinedAnswers)) { | ||
| const comparisonString = key.toLowerCase(); | ||
|
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| const score = calculateStringSimilarity(searchString, comparisonString); | ||
|
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| if (score > bestScore) { | ||
| bestScore = score; | ||
| bestMatch = key; | ||
| } | ||
| } | ||
|
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| if (bestScore < 0.8) return null; | ||
|
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| return predefinedAnswers[bestMatch]; | ||
| }; | ||
|
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| export default findBestMatchingAnswer; |
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