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import type {CompilationResult, ExecutionOptionsWithEnv} from '../../types/compilation/compilation.interfaces.js';
import {PreliminaryCompilerInfo} from '../../types/compiler.interfaces.js';
import type {ParseFiltersAndOutputOptions} from '../../types/features/filters.interfaces.js';
import {CompilationEnvironment} from '../compilation-env.js';
import {FortranCompiler} from './fortran.js';

export class LFortranCompiler extends FortranCompiler {
    private clang: string;

    static override get key() {
        return 'lfortran';
    }

    constructor(compilerInfo: PreliminaryCompilerInfo & {disabledFilters?: string[]}, env: CompilationEnvironment) {
        super(compilerInfo, env);
        // TODO(#7150) consider a more general purpose version of this.
        this.clang = this.compilerProps<string>(`compiler.${this.compiler.id}.clang`);
    }

    override optionsForFilter(filters: ParseFiltersAndOutputOptions, outputFilename: string) {
        // TODO(@Thirumalai-Shaktivel) add `-g` to the options once that's supported in the compilers.
        let options = ['-o', this.filename(outputFilename), '--generate-object-code'];

        if (!filters.binary && !filters.binaryObject) {
            options = options.concat('-S');
        } else if (filters.binaryObject) {
            options = options.concat('-c');
        }
        return options;
    }

    override async runCompiler(
        compiler: string,
        options: string[],
        inputFilename: string,
        execOptions: ExecutionOptionsWithEnv,
    ): Promise<CompilationResult> {
        if (!execOptions) {
            execOptions = this.getDefaultExecOptions();
        }
        execOptions.env.LFORTRAN_CC = this.clang;
        execOptions.env.LFORTRAN_LINKER = this.clang;
        return super.runCompiler(compiler, options, inputFilename, execOptions);
    }
}
