constants.ts.bak•3.2 kB
/**
* Constants used throughout the application
*/
import dotenv from 'dotenv';
dotenv.config();
/**
* API configuration
*/
export const API = {
/** Gemini API base endpoint */
ENDPOINT: 'https://generativelanguage.googleapis.com/v1alpha/models',
/** Gemini API key from environment variables */
API_KEY: process.env.GEMINI_API_KEY || '',
/** Whether using paid tier (for rate limits) */
IS_PAID_TIER: process.env.GEMINI_PAID_TIER === 'true',
/** Default model ID from environment or fallback */
DEFAULT_MODEL_ID: process.env.DEFAULT_MODEL_ID || 'gemini-2.0-flash',
};
/**
* Centralized Model IDs - updated with latest preview models
*/
export const MODEL_IDS = {
/** Fast, efficient model for simple tasks and rapid processing */
FAST: 'gemini-2.0-flash-lite',
/** Balanced model for general-purpose use */
BALANCED: 'gemini-2.0-flash',
/** Advanced model for complex reasoning and high-quality outputs */
ADVANCED: 'gemini-1.5-pro',
/** Model optimized for handling very large context windows */
LARGE_CONTEXT: 'gemini-1.5-pro',
/** Legacy model IDs for backward compatibility */
LEGACY: {
FLASH: 'gemini-2.0-flash',
FLASH_LITE: 'gemini-2.0-flash-lite',
FLASH_THINKING: 'gemini-1.5-pro'
}
};
/**
* Rate limiting configuration
*/
export const RATE_LIMITS = {
/** Maximum number of retries for rate limited requests */
MAX_RETRIES: 5,
/** Base delay for exponential backoff (milliseconds) */
BASE_DELAY_MS: 1000,
/** Maximum delay for exponential backoff (milliseconds) */
MAX_DELAY_MS: 60000,
/** Jitter factor for randomizing backoff delays (0-1) */
JITTER_FACTOR: 0.2
};
/**
* Error message templates
*/
export const ERROR_MESSAGES = {
/** API key missing error */
API_KEY_MISSING: 'GEMINI_API_KEY environment variable is required',
/** Rate limit error template */
RATE_LIMIT: (modelId: string, timeInSeconds: number) =>
`Rate limit reached for ${modelId}. Try again in ${timeInSeconds} seconds.`,
/** Thinking capability error */
THINKING_NOT_SUPPORTED: (modelDisplayName: string) =>
`Thinking mode is not supported by ${modelDisplayName}. Please use Gemini 2.5 Pro.`,
/** Search capability error */
SEARCH_NOT_SUPPORTED: (modelDisplayName: string) =>
`Search integration is not supported by ${modelDisplayName}. Please use Gemini 2.5 Flash or Gemini 2.0 Flash.`,
/** Model not found error */
MODEL_NOT_FOUND: (modelId: string) =>
`Model ${modelId} not found. Please check available models and their supported methods.`,
};
/**
* Response formatting
*/
export const RESPONSE_FORMAT = {
/** Section headings for different response components */
SECTIONS: {
THINKING: '### Thinking Process:',
RESPONSE: '### Final Response:',
SEARCH: '### Search Results:'
}
};
/**
* Function names for tool handlers
*/
export const TOOL_NAMES = {
GEM_SEARCH: 'gemini_search',
GEM_REASON: 'gemini_reason',
GEM_PROCESS: 'gemini_process',
GEM_ANALYZE: 'gemini_analyze',
// Legacy names for backward compatibility
SEARCH: 'gemini_search',
RAPID_SEARCH: 'gemini_rapid_search',
REASON: 'gemini_reason',
ANALYZE_FILE: 'gemini_analyze_file',
};