import { createGmicloud } from '@ai-sdk/gmicloud';
import { wrapLanguageModel } from 'ai';
import { createGmicloudV4Middleware } from '@ai-billing/gmicloud';
import {
  consoleDestination,
  createObjectPriceResolver,
  type ModelPricing,
} from '@ai-billing/core';

const gmicloud = createGmicloud({ apiKey: process.env.GMI_CLOUD_APIKEY });

const customPricingMap: Record<string, ModelPricing> = {
  'deepseek-ai/DeepSeek-V4-Flash-0731': {
    promptTokens: 0.1 / 1_000_000,
    completionTokens: 0.3 / 1_000_000,
  },
};

const priceResolver = createObjectPriceResolver(customPricingMap);

const billingMiddleware = createGmicloudV4Middleware({
  destinations: [consoleDestination()],
  priceResolver,
});

const wrappedModel = wrapLanguageModel({
  model: gmicloud('deepseek-ai/DeepSeek-V4-Flash-0731'),
  middleware: billingMiddleware,
});