sesterce-cli/src/modules/ai-inference/use-cases/preview-instance-pricing/preview-instance-pricing.ts

A powerful command-line interface tool for managing Sesterce Cloud services. Sesterce CLI provides easy access to GPU cloud instances, AI inference services, container registries, and SSH key management directly from your terminal.

import { UseCase } from "@/core/domain/use-case";
import { Either, left, right } from "@/core/logic/either";
import { ApiClientProvider } from "@/providers/api-client-provider";
import { PreviewInstancePricingError } from "./errors/preview-instance-pricing-error";
import {
  PreviewInstancePricingDto,
  PreviewInstancePricingResponse,
} from "./preview-instance-pricing-dto";

export class PreviewInstancePricing
  implements
    UseCase<
      PreviewInstancePricingDto,
      PreviewInstancePricingResponse,
      PreviewInstancePricingError
    >
{
  constructor(private readonly apiClient: ApiClientProvider) {}

  async execute({
    hardwareName,
    regions,
    maxContainers,
  }: PreviewInstancePricingDto): Promise<
    Either<PreviewInstancePricingError, PreviewInstancePricingResponse>
  > {
    try {
      const pricing = await this.apiClient.post<PreviewInstancePricingResponse>(
        "/ai-inference/instances/pricing",
        {
          body: JSON.stringify({
            hardwareName,
            regionsIds: regions,
            maxPods: maxContainers,
          }),
        }
      );

      if (!pricing) {
        return left(new PreviewInstancePricingError("No pricing found"));
      }

      return right(pricing);
    } catch (error) {
      return left(
        new PreviewInstancePricingError(
          error instanceof Error ? error.message : "Unexpected error occurred."
        )
      );
    }
  }
}