import type { CommandMethods, CommandResponse } from '../types/command.ts'
import type { Reason } from '../types/reason.ts'
import { ReasonCodes } from '../types/reason.ts'

export class BlipError extends Error {
    constructor(
        public readonly uri: string,
        public readonly cause: Reason,
        public commandResponse?: CommandResponse<unknown, CommandMethods, 'failure'>,
    ) {
        super(`Blip command for ${uri} failed (${cause.code}): ${cause.description}`)
    }

    public get code(): number {
        return this.cause.code
    }

    public static isFailedCommandResponse(
        maybeCommandResponse: unknown,
    ): maybeCommandResponse is CommandResponse<unknown, CommandMethods, 'failure'> {
        return (
            typeof maybeCommandResponse === 'object' &&
            maybeCommandResponse !== null &&
            'status' in maybeCommandResponse &&
            maybeCommandResponse.status === 'failure'
        )
    }

    public static commandResponseToBlipError(
        uri: string,
        commandResponse: CommandResponse<unknown, CommandMethods, 'failure'>,
    ): BlipError {
        return new BlipError(uri, commandResponse.reason, commandResponse)
    }

    static retryableBlipErrors = [
        ReasonCodes.PipelineTimeout,
        ReasonCodes.MaxThroughputExceeded,
        ReasonCodes.GeneralError,
        ReasonCodes.FailedToSendEnvelopeViaHTTP,
        ReasonCodes.PendingRequest,
        ReasonCodes.CommandProcessingError,
    ]
}