// Copyright (c) 2025, Compiler Explorer Authors
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
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//     * Redistributions of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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import path from 'node:path';

import type {CompilationInfo} from '../../types/compilation/compilation.interfaces.js';
import type {ResultLine} from '../../types/resultline/resultline.interfaces.js';
import {assert} from '../assert.js';
import type {OptionsHandlerLibrary} from '../options-handler.js';
import {parseRustOutput} from '../utils.js';
import {BaseTool} from './base-tool.js';

export class ClippyTool extends BaseTool {
    static get key() {
        return 'clippy-tool';
    }

    override getToolExe(compilationInfo: CompilationInfo): string {
        return path.format({dir: path.dirname(compilationInfo.compiler.exe), base: 'clippy-driver'});
    }

    override async runTool(
        compilationInfo: CompilationInfo,
        inputFilepath?: string,
        args?: string[],
        stdin?: string,
        supportedLibraries?: Record<string, OptionsHandlerLibrary>,
    ) {
        assert(inputFilepath);
        const clippyArgs = [...(args || []), ...(compilationInfo.compilationOptions || [])];
        const idxOutput = clippyArgs.indexOf('-o');
        if (idxOutput !== -1 && idxOutput + 1 < clippyArgs.length) {
            clippyArgs[idxOutput + 1] = path.join(
                path.dirname(inputFilepath),
                '__compiler_explorer_clippy_output_unused',
            );
        }
        return await super.runTool(compilationInfo, inputFilepath, clippyArgs, stdin, supportedLibraries, true);
    }

    override parseOutput(lines: string, inputFilename?: string, pathPrefix?: string): ResultLine[] {
        return parseRustOutput(lines, inputFilename, pathPrefix);
    }
}
