zedai-voice
Version:
Siri-like voice banking SDK for React Native - Complete voice-powered fintech solution with wake word detection and beautiful UI
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JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _Logger = _interopRequireDefault(require("../utils/Logger"));
var _Constants = require("../utils/Constants");
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var IntentParser = /*#__PURE__*/function () {
function IntentParser(openaiConfig) {
_classCallCheck(this, IntentParser);
this.apiKey = openaiConfig.apiKey;
this.model = openaiConfig.gptModel || _Constants.OPENAI_CONFIG.GPT_MODEL;
this.maxTokens = openaiConfig.maxTokens || _Constants.OPENAI_CONFIG.MAX_TOKENS;
this.temperature = openaiConfig.temperature || _Constants.OPENAI_CONFIG.TEMPERATURE;
this.baseURL = 'https://api.openai.com/v1';
this.systemPrompt = _Constants.OPENAI_CONFIG.SYSTEM_PROMPT;
}
return _createClass(IntentParser, [{
key: "parseIntent",
value: function () {
var _parseIntent = _asyncToGenerator(/*#__PURE__*/_regenerator().m(function _callee(text) {
var context,
_result$choices$,
userPrompt,
response,
errorData,
result,
content,
parsed,
intentResult,
_args = arguments,
_t;
return _regenerator().w(function (_context) {
while (1) switch (_context.n) {
case 0:
context = _args.length > 1 && _args[1] !== undefined ? _args[1] : {};
_context.p = 1;
_Logger["default"].info('Parsing intent', {
text: text.substring(0, 100) + '...'
});
userPrompt = this.buildUserPrompt(text, context);
_context.n = 2;
return this.makeGPTRequest({
messages: [{
role: 'system',
content: this.systemPrompt
}, {
role: 'user',
content: userPrompt
}],
max_tokens: this.maxTokens,
temperature: this.temperature,
response_format: {
type: "json_object"
}
});
case 2:
response = _context.v;
if (response.ok) {
_context.n = 4;
break;
}
_context.n = 3;
return response.json()["catch"](function () {
return {};
});
case 3:
errorData = _context.v;
_Logger["default"].error('OpenAI GPT API error', {
status: response.status,
error: errorData
});
throw new Error("OpenAI GPT API error: ".concat(response.status));
case 4:
_context.n = 5;
return response.json();
case 5:
result = _context.v;
content = (_result$choices$ = result.choices[0]) === null || _result$choices$ === void 0 || (_result$choices$ = _result$choices$.message) === null || _result$choices$ === void 0 ? void 0 : _result$choices$.content;
if (content) {
_context.n = 6;
break;
}
throw new Error('Empty response from OpenAI');
case 6:
parsed = JSON.parse(content);
intentResult = this.validateAndNormalizeIntent(parsed, text);
_Logger["default"].info('Intent parsed successfully', {
intent: intentResult.intent,
entities: Object.keys(intentResult.entities),
confidence: intentResult.confidence
});
return _context.a(2, intentResult);
case 7:
_context.p = 7;
_t = _context.v;
_Logger["default"].error('Intent parsing failed', {
error: _t.message,
text: text.substring(0, 50) + '...'
});
// Fallback to rule-based parsing
return _context.a(2, this.fallbackIntentParsing(text));
}
}, _callee, this, [[1, 7]]);
}));
function parseIntent(_x) {
return _parseIntent.apply(this, arguments);
}
return parseIntent;
}()
}, {
key: "buildUserPrompt",
value: function buildUserPrompt(text, context) {
var prompt = "Parse this banking voice command: \"".concat(text, "\"");
if (context.currentFlow) {
prompt += "\n\nContext: User is currently in ".concat(context.currentFlow, " flow.");
}
if (context.expectedIntent) {
prompt += "\n\nExpected intent type: ".concat(context.expectedIntent);
}
if (context.previousEntities) {
prompt += "\n\nPrevious entities: ".concat(JSON.stringify(context.previousEntities));
}
return prompt;
}
}, {
key: "validateAndNormalizeIntent",
value: function validateAndNormalizeIntent(parsed, originalText) {
// Validate intent
var intent = parsed.intent || _Constants.INTENTS.UNKNOWN;
var validIntents = Object.values(_Constants.INTENTS);
var normalizedIntent = validIntents.includes(intent) ? intent : _Constants.INTENTS.UNKNOWN;
// Validate and normalize entities
var entities = this.normalizeEntities(parsed.entities || {}, originalText);
// Calculate confidence
var confidence = this.calculateIntentConfidence(normalizedIntent, entities, originalText);
return {
intent: normalizedIntent,
entities: entities,
confidence: confidence,
originalText: originalText,
rawResponse: parsed
};
}
}, {
key: "normalizeEntities",
value: function normalizeEntities(entities, originalText) {
var normalized = {};
// Normalize amount
if (entities.amount) {
var amount = this.normalizeAmount(entities.amount);
if (amount !== null) {
normalized.amount = amount;
}
}
// Normalize account number
if (entities.account_number) {
var accountNumber = this.normalizeAccountNumber(entities.account_number);
if (accountNumber) {
normalized.account_number = accountNumber;
}
}
// Normalize bank name
if (entities.bank_name) {
normalized.bank_name = this.normalizeBankName(entities.bank_name);
}
// Normalize confirmation
if (entities.confirmation) {
normalized.confirmation = this.normalizeConfirmation(entities.confirmation);
}
// Extract any missed entities from original text
var extractedEntities = this.extractEntitiesFromText(originalText);
Object.assign(normalized, extractedEntities);
return normalized;
}
}, {
key: "normalizeAmount",
value: function normalizeAmount(amount) {
if (typeof amount === 'number') {
return amount;
}
if (typeof amount === 'string') {
// Remove currency symbols and commas
var cleaned = amount.replace(/[₦,\s]/g, '');
var parsed = parseFloat(cleaned);
if (!isNaN(parsed) && parsed > 0) {
return parsed;
}
}
return null;
}
}, {
key: "normalizeAccountNumber",
value: function normalizeAccountNumber(accountNumber) {
if (typeof accountNumber !== 'string') {
return null;
}
// Remove spaces and non-numeric characters
var cleaned = accountNumber.replace(/\D/g, '');
// Valid account numbers are typically 8-15 digits
if (cleaned.length >= 8 && cleaned.length <= 15) {
return cleaned;
}
return null;
}
}, {
key: "normalizeBankName",
value: function normalizeBankName(bankName) {
if (typeof bankName !== 'string') {
return null;
}
// Capitalize first letter of each word
return bankName.toLowerCase().split(' ').map(function (word) {
return word.charAt(0).toUpperCase() + word.slice(1);
}).join(' ').trim();
}
}, {
key: "normalizeConfirmation",
value: function normalizeConfirmation(confirmation) {
if (typeof confirmation !== 'string') {
return null;
}
var positive = ['yes', 'yeah', 'yep', 'correct', 'right', 'true', 'confirm'];
var negative = ['no', 'nope', 'wrong', 'false', 'cancel', 'incorrect'];
var lower = confirmation.toLowerCase();
if (positive.some(function (word) {
return lower.includes(word);
})) {
return 'yes';
}
if (negative.some(function (word) {
return lower.includes(word);
})) {
return 'no';
}
return confirmation;
}
}, {
key: "extractEntitiesFromText",
value: function extractEntitiesFromText(text) {
var entities = {};
// Extract amounts using regex
var amountPattern = /(?:₦|naira|NGN|N)?\s*(\d+(?:,\d{3})*(?:\.\d{2})?)/gi;
var amountMatch = text.match(amountPattern);
if (amountMatch && !entities.amount) {
var amount = this.normalizeAmount(amountMatch[0]);
if (amount) {
entities.amount = amount;
}
}
// Extract account numbers (sequences of 8-15 digits)
var accountPattern = /\b(\d{8,15})\b/g;
var accountMatch = text.match(accountPattern);
if (accountMatch && !entities.account_number) {
entities.account_number = accountMatch[0];
}
// Extract bank names (common Nigerian banks)
var bankPatterns = [/GTBank|Guaranty Trust Bank/i, /Access Bank/i, /First Bank|FirstBank/i, /UBA|United Bank for Africa/i, /Zenith Bank/i, /Fidelity Bank/i, /Sterling Bank/i, /Union Bank/i, /Polaris Bank/i, /Stanbic IBTC/i];
for (var _i = 0, _bankPatterns = bankPatterns; _i < _bankPatterns.length; _i++) {
var pattern = _bankPatterns[_i];
var match = text.match(pattern);
if (match && !entities.bank_name) {
entities.bank_name = this.normalizeBankName(match[0]);
break;
}
}
return entities;
}
}, {
key: "calculateIntentConfidence",
value: function calculateIntentConfidence(intent, entities, originalText) {
var confidence = 0.5; // Base confidence
// Intent-specific confidence adjustments
switch (intent) {
case _Constants.INTENTS.TRANSFER_MONEY:
if (entities.amount) confidence += 0.2;
if (entities.account_number) confidence += 0.2;
if (entities.bank_name) confidence += 0.1;
break;
case _Constants.INTENTS.CONFIRM_YES:
case _Constants.INTENTS.CONFIRM_NO:
var confirmationWords = ['yes', 'no', 'correct', 'wrong', 'right'];
if (confirmationWords.some(function (word) {
return originalText.toLowerCase().includes(word);
})) {
confidence += 0.3;
}
break;
case _Constants.INTENTS.CANCEL:
var cancelWords = ['cancel', 'stop', 'abort', 'quit'];
if (cancelWords.some(function (word) {
return originalText.toLowerCase().includes(word);
})) {
confidence += 0.3;
}
break;
}
// Text quality adjustments
if (originalText.length > 10) confidence += 0.1;
if (originalText.split(/\s+/).length > 3) confidence += 0.1;
// Penalize very short or unclear text
if (originalText.length < 5) confidence -= 0.2;
return Math.max(0.1, Math.min(1.0, confidence));
}
}, {
key: "fallbackIntentParsing",
value: function fallbackIntentParsing(text) {
_Logger["default"].info('Using fallback intent parsing', {
text: text
});
var lowerText = text.toLowerCase();
var entities = this.extractEntitiesFromText(text);
// Rule-based intent detection
var intent = _Constants.INTENTS.UNKNOWN;
if (lowerText.includes('transfer') || lowerText.includes('send')) {
intent = _Constants.INTENTS.TRANSFER_MONEY;
} else if (lowerText.includes('yes') || lowerText.includes('correct') || lowerText.includes('right')) {
intent = _Constants.INTENTS.CONFIRM_YES;
} else if (lowerText.includes('no') || lowerText.includes('wrong') || lowerText.includes('incorrect')) {
intent = _Constants.INTENTS.CONFIRM_NO;
} else if (lowerText.includes('cancel') || lowerText.includes('stop')) {
intent = _Constants.INTENTS.CANCEL;
} else if (lowerText.includes('help')) {
intent = _Constants.INTENTS.HELP;
} else if (entities.account_number) {
intent = _Constants.INTENTS.PROVIDE_ACCOUNT;
} else if (entities.amount) {
intent = _Constants.INTENTS.PROVIDE_AMOUNT;
} else if (entities.bank_name) {
intent = _Constants.INTENTS.PROVIDE_BANK;
}
return {
intent: intent,
entities: entities,
confidence: 0.6,
// Lower confidence for fallback
originalText: text,
fallback: true
};
}
}, {
key: "makeGPTRequest",
value: function () {
var _makeGPTRequest = _asyncToGenerator(/*#__PURE__*/_regenerator().m(function _callee2(payload) {
var controller, timeoutId, response, _t2;
return _regenerator().w(function (_context2) {
while (1) switch (_context2.n) {
case 0:
controller = new AbortController();
timeoutId = setTimeout(function () {
return controller.abort();
}, _Constants.API_TIMEOUTS.INTENT_PARSING);
_context2.p = 1;
_context2.n = 2;
return fetch("".concat(this.baseURL, "/chat/completions"), {
method: 'POST',
headers: {
'Authorization': "Bearer ".concat(this.apiKey),
'Content-Type': 'application/json'
},
body: JSON.stringify(_objectSpread({
model: this.model
}, payload)),
signal: controller.signal
});
case 2:
response = _context2.v;
clearTimeout(timeoutId);
return _context2.a(2, response);
case 3:
_context2.p = 3;
_t2 = _context2.v;
clearTimeout(timeoutId);
if (!(_t2.name === 'AbortError')) {
_context2.n = 4;
break;
}
throw new Error('Intent parsing timeout');
case 4:
throw _t2;
case 5:
return _context2.a(2);
}
}, _callee2, this, [[1, 3]]);
}));
function makeGPTRequest(_x2) {
return _makeGPTRequest.apply(this, arguments);
}
return makeGPTRequest;
}()
}, {
key: "testConnection",
value: function () {
var _testConnection = _asyncToGenerator(/*#__PURE__*/_regenerator().m(function _callee3() {
var response, _t3;
return _regenerator().w(function (_context3) {
while (1) switch (_context3.n) {
case 0:
_context3.p = 0;
_context3.n = 1;
return this.makeGPTRequest({
messages: [{
role: 'user',
content: 'Test connection'
}],
max_tokens: 5
});
case 1:
response = _context3.v;
if (!response.ok) {
_context3.n = 2;
break;
}
_Logger["default"].info('GPT connection test successful');
return _context3.a(2, {
connected: true
});
case 2:
_Logger["default"].error('GPT connection test failed', {
status: response.status
});
return _context3.a(2, {
connected: false,
error: "HTTP ".concat(response.status)
});
case 3:
_context3.n = 5;
break;
case 4:
_context3.p = 4;
_t3 = _context3.v;
_Logger["default"].error('GPT connection test failed', {
error: _t3.message
});
return _context3.a(2, {
connected: false,
error: _t3.message
});
case 5:
return _context3.a(2);
}
}, _callee3, this, [[0, 4]]);
}));
function testConnection() {
return _testConnection.apply(this, arguments);
}
return testConnection;
}()
}]);
}();
var _default = exports["default"] = IntentParser;