export enum AiProviderType {
  SNOWFLAKE_CORTEX = 'snowflake_cortex',
  DATABRICKS_AI_GATEWAY = 'databricks_ai_gateway'
}

export const AI_PROVIDER_CREDENTIAL_STATUSES = ['untested', 'passing', 'failing'] as const;
export type AiProviderCredentialStatus = (typeof AI_PROVIDER_CREDENTIAL_STATUSES)[number];

export interface SnowflakeCortexBYOCredentials {
  account: string;
  username: string;
  role?: string;
  pat: string;
}

export interface DatabricksAiGatewayBYOCredentials {
  gatewayHost: string;
  pat: string;
}

export type BYOCredentials = SnowflakeCortexBYOCredentials | DatabricksAiGatewayBYOCredentials;

export interface AiProviderCredentialDto {
  id: string;
  provider: AiProviderType;
  displayName: string;
  providerMetadata?: Record<string, string>;
  status: AiProviderCredentialStatus;
  statusMessage?: string | null;
  statusCheckedAt?: string | null;
  isActive: boolean;
  useManagedFallback: boolean;
  fingerprint: string;
  created: string;
  updated: string;
}

export interface CreateAiProviderCredentialRequest {
  provider: AiProviderType;
  displayName: string;
  credentials: BYOCredentials;
  useManagedFallback?: boolean;
}

export interface UpdateAiProviderCredentialRequest {
  displayName?: string;
  credentials?: Partial<BYOCredentials>;
  isActive?: boolean;
  useManagedFallback?: boolean;
}

export interface TestAiProviderCredentialConfigurationRequest {
  provider: AiProviderType;
  credentials: BYOCredentials;
}

export interface AiProviderCredentialTestResult {
  valid: boolean;
  error?: string;
  checkedAt: string;
}