import type { ModelMetadata } from "./provider-cache.js"

export interface ProviderModelsCache {
  readonly models: Record<string, readonly string[] | readonly ModelMetadata[]>
  readonly connected: readonly string[]
  readonly updatedAt: string
}

export interface ConnectedProvidersAdapter {
  readConnectedProvidersCache(): string[] | null
  findProviderModelMetadata(providerID: string, modelID: string): ModelMetadata | undefined
  readProviderModelsCache(): ProviderModelsCache | null
}

export function readConnectedProvidersCache(): string[] | null {
  return null
}

export function findProviderModelMetadata(
  _providerID: string,
  _modelID: string,
): ModelMetadata | undefined {
  return undefined
}

export function readProviderModelsCache(): ProviderModelsCache | null {
  return null
}

export const connectedProvidersAdapter: ConnectedProvidersAdapter = {
  readConnectedProvidersCache,
  findProviderModelMetadata,
  readProviderModelsCache,
}