interface SwaggerObject {
  "x-ms-paths"?: PathsObject
  paths?: PathsObject
  definitions?: DefinitionsObject
  "x-ms-parameterized-host"?: XMsParameterizedHost
  consumes?: string[]
  produces?: string[]
  parameters?: ParametersDefinitionsObject
  responses?: ResponsesDefinitionsObject
  readonly documents?: any
}

interface PathsObject {
  [name: string]: PathItemObject
}

interface DefinitionsObject {
  [name: string]: SchemaObject
}

interface ParameterObject {
  name: string
  in: string
  schema?: SchemaObject
  required?: boolean
  items?: SchemaObject
  type?: DataType
}

interface ParametersDefinitionsObject {
  [name: string]: ParameterObject
}

interface ResponsesDefinitionsObject {
  [name: string]: ResponseObject
}

interface PathItemObject extends PathItemObjectMethods {
  parameters?: ParameterObject[]
}

interface SchemaObject {
  type?: DataType
  items?: SchemaObject
  properties?: JsonSchemaProperties
  additionalProperties?: SchemaObject | boolean
  "x-nullable"?: boolean
  in?: string
  oneOf?: SchemaObject[]
  $ref?: string
  required?: string[] | false
  schema?: SchemaObject
  allOf?: SchemaObject[]
  description?: string
  discriminator?: string
  "x-ms-discriminator-value"?: string
  enum?: string[]
  "x-ms-azure-resource"?: boolean
  anyOf?: SchemaObject[]
  title?: string
}

type DataType =
  | "integer"
  | "number"
  | "string"
  | "boolean"
  | "null"
  | "file"
  | "object"
  | "array"

interface ResponseObject {
  schema?: SchemaObject
}

type PathItemObjectMethods = { [m in Methods]?: OperationObject }

/**
 * JSON Schema "properties"
 */
interface JsonSchemaProperties {
  [name: string]: SchemaObject
}

type Methods = "get" | "put" | "post" | "delete" | "options" | "head" | "patch"

interface OperationObject {
  operationId?: string
  parameters?: ParameterObject[]
  consumes?: string[]
  produces?: string[]
  responses?: ResponsesObject
}

interface ResponsesObject {
  default?: ResponseObject
  [name: string]: ResponseObject | undefined
}

declare interface Options {
  definition: SwaggerObject | string
  jsonRefs?: {
    readonly relativeBase: any
  }
  customValidatiors?: ValidatorCallback[]
  readonly isPathCaseSensitive?: boolean
}

declare type ValidationResults = {
  errors: ValidationEntry[]
  warnings?: ValidationEntry[]
}

declare class Path {
  path: string
  regexp: RegExp
  api: SwaggerApi

  definition: Object
  definitionFullyResolved: Object
  operationObjects: Operation[]
  parameterObjects: Parameter[]

  pathToDefinition: string[]
  ptr: string

  getOperation(method: string): Operation[]
  getOperations(): Operation[]
  getOperationsByTag(tag: any): Operation[]
  getParameters(): Parameter[]
}

declare interface Schema {
  readonly example: any
  format: any
}

declare class Parameter {
  definition: Object
  definitionFullyResolved: Object
  operationObject: Operation
  pathObject: Path
  pathToDefinition: string[]
  ptr: string
  schema: Schema
  name: any
  format: any
  required: any;
  in: any
  "x-ms-skip-url-encoding": any
  type: any

  getSample(): Object
  getValue(request: Request): ParameterValue
}

declare interface Operation {
  readonly operationId?: any
  method: string
  pathObject: Path
  provider?: any
  readonly responses?: ResponsesObject
  "x-ms-examples": any
  readonly consumes: string[]
  readonly produces: any
  definition: Object
  definitionFullyResolved: Object
  pathToDefinition: string[]
  parameterObjects: Parameter[]
  ptr: string
  securityDefinitions: Object
  readonly "x-ms-long-running-operation": any

  validateRequest(request: Request): ValidationResults
  validateResponse(response: LiveResponse): ValidationResults
  getParameters(): Parameter[]
  getResponses(): Response[]
  getResponse(statusCode?: number | string): Response
  getParameter(name: string, location?: string): Parameter
  getSecurity(): Object //Security
}

declare interface XMsParameterizedHost {
  parameters: ParameterObject[]
  readonly hostTemplate: any
}

declare interface SwaggerApi {
  customValidators: ValidatorCallback[]
  definition: Object
  definitionRemotesResolved: Object
  definitionFullyResolved: Object
  documentationUrl: string
  pathObjects: Path[]
  options: Object
  references: Object
  version: string
  readonly info: {
    readonly version: string
    readonly title: any
  }
  readonly "x-ms-parameterized-host": XMsParameterizedHost
  readonly host: any
  readonly schemes: string[]
  readonly basePath: any

  getOperation(pathOrRequest: string | Request, method?: string): Operation
  getOperations(path?: string): Operation[]
  getOperationsByTag(tag?: string): Operation[]
  getPath(pathOrRequest: string | Request): Path
  getPaths(): Path[]
  registerValidator(validator: ValidatorCallback): void
  validate(): ValidationResults
}

export declare function create(options: Options): Promise<SwaggerApi>

//

declare type ValidatorCallback = (api: SwaggerApi) => ValidationResults

interface ParsedUrlQuery {
  [key: string]: any
}

declare interface Request {
  query?: ParsedUrlQuery
  readonly url: string
  readonly method: string
}

declare type ValidationEntry = {
  code: string
  error: string
  errors: ValidationEntry[] //for nested errors
  lineage: string[]
  message: string
  name: string
  params: Object[]
  path: string[]
  schemaId: string
}

declare interface LiveResponse {}

declare interface Response {
  definition: Object
  definitionFullyResolved: Object
  operationObject: Operation
  pathToDefinition: string[]
  ptr: string
  statusCode: string
  readonly examples: any
  readonly schema: any

  getExample(mimeType: string): string
  getSample(): Object
  validateResponse(response: LiveResponse): ValidationResults
}

declare class ParameterValue {
  error: Error
  parameterObject: Parameter
  raw: Object
  valid: boolean
  value: Object
}