/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { OutputFormat, JsonFormatter, parseAndFormatApiError, FatalTurnLimitedError, FatalCancellationError, FatalToolExecutionError, isFatalToolError, } from '@google/gemini-cli-core';
export function getErrorMessage(error) {
    if (error instanceof Error) {
        return error.message;
    }
    return String(error);
}
/**
 * Extracts the appropriate error code from an error object.
 */
function extractErrorCode(error) {
    const errorWithCode = error;
    // Prioritize exitCode for FatalError types, fall back to other codes
    if (typeof errorWithCode.exitCode === 'number') {
        return errorWithCode.exitCode;
    }
    if (errorWithCode.code !== undefined) {
        return errorWithCode.code;
    }
    if (errorWithCode.status !== undefined) {
        return errorWithCode.status;
    }
    return 1; // Default exit code
}
/**
 * Converts an error code to a numeric exit code.
 */
function getNumericExitCode(errorCode) {
    return typeof errorCode === 'number' ? errorCode : 1;
}
/**
 * Handles errors consistently for both JSON and text output formats.
 * In JSON mode, outputs formatted JSON error and exits.
 * In text mode, outputs error message and re-throws.
 */
export function handleError(error, config, customErrorCode) {
    const errorMessage = parseAndFormatApiError(error, config.getContentGeneratorConfig()?.authType);
    if (config.getOutputFormat() === OutputFormat.JSON) {
        const formatter = new JsonFormatter();
        const errorCode = customErrorCode ?? extractErrorCode(error);
        const formattedError = formatter.formatError(error instanceof Error ? error : new Error(getErrorMessage(error)), errorCode);
        console.error(formattedError);
        process.exit(getNumericExitCode(errorCode));
    }
    else {
        console.error(errorMessage);
        throw error;
    }
}
/**
 * Handles tool execution errors specifically.
 *
 * Fatal errors (e.g., NO_SPACE_LEFT) cause the CLI to exit immediately,
 * as they indicate unrecoverable system state.
 *
 * Non-fatal errors (e.g., INVALID_TOOL_PARAMS, FILE_NOT_FOUND, PATH_NOT_IN_WORKSPACE)
 * are logged to stderr and the error response is sent back to the model,
 * allowing it to self-correct.
 */
export function handleToolError(toolName, toolError, config, errorType, resultDisplay) {
    const errorMessage = `Error executing tool ${toolName}: ${resultDisplay || toolError.message}`;
    const isFatal = isFatalToolError(errorType);
    if (isFatal) {
        const toolExecutionError = new FatalToolExecutionError(errorMessage);
        if (config.getOutputFormat() === OutputFormat.JSON) {
            const formatter = new JsonFormatter();
            const formattedError = formatter.formatError(toolExecutionError, errorType ?? toolExecutionError.exitCode);
            console.error(formattedError);
        }
        else {
            console.error(errorMessage);
        }
        process.exit(toolExecutionError.exitCode);
    }
    // Non-fatal: log and continue
    console.error(errorMessage);
}
/**
 * Handles cancellation/abort signals consistently.
 */
export function handleCancellationError(config) {
    const cancellationError = new FatalCancellationError('Operation cancelled.');
    if (config.getOutputFormat() === OutputFormat.JSON) {
        const formatter = new JsonFormatter();
        const formattedError = formatter.formatError(cancellationError, cancellationError.exitCode);
        console.error(formattedError);
        process.exit(cancellationError.exitCode);
    }
    else {
        console.error(cancellationError.message);
        process.exit(cancellationError.exitCode);
    }
}
/**
 * Handles max session turns exceeded consistently.
 */
export function handleMaxTurnsExceededError(config) {
    const maxTurnsError = new FatalTurnLimitedError('Reached max session turns for this session. Increase the number of turns by specifying maxSessionTurns in settings.json.');
    if (config.getOutputFormat() === OutputFormat.JSON) {
        const formatter = new JsonFormatter();
        const formattedError = formatter.formatError(maxTurnsError, maxTurnsError.exitCode);
        console.error(formattedError);
        process.exit(maxTurnsError.exitCode);
    }
    else {
        console.error(maxTurnsError.message);
        process.exit(maxTurnsError.exitCode);
    }
}
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