Evandro Fonseca Junior
d3704602fd
refactor(ai): enhance item structure generation with schema validation feat(ai): add token usage tracking and cost calculation fix(ui): improve item card number formatting with locale support docs(items): add documentation for item value separation test(items): add tests for value field validation
34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
import { getRedisClient } from "../redis";
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export interface TokenUsageRecord {
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id: string; // uuid/id da requisição (pode ser requestId)
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timestamp: number;
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model: string;
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inputTokens: number;
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outputTokens: number;
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totalTokens: number;
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costUsd: number;
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context?: Record<string, unknown>; // dados opcionais (ex.: rota, itemId)
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}
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const KEY_PREFIX = "ai:usage";
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export async function recordTokenUsage(record: TokenUsageRecord): Promise<void> {
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const redis = await getRedisClient();
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const dayKey = `${KEY_PREFIX}:day:${new Date(record.timestamp).toISOString().slice(0, 10)}`; // YYYY-MM-DD
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const listKey = `${KEY_PREFIX}:records`;
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// Armazenar agregado diário
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const pipeline = redis.multi();
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pipeline.hIncrBy(dayKey, "inputTokens", record.inputTokens);
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pipeline.hIncrBy(dayKey, "outputTokens", record.outputTokens);
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pipeline.hIncrBy(dayKey, "totalTokens", record.totalTokens);
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pipeline.hIncrByFloat(dayKey, "costUsd", record.costUsd);
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// Armazenar registro detalhado (para relatórios)
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pipeline.lPush(listKey, JSON.stringify(record));
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// Manter os últimos 10k registros para não crescer indefinidamente (ajuste conforme necessidade)
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pipeline.lTrim(listKey, 0, 9999);
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await pipeline.exec();
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} |