/**
 * Parse action input into a some proper thing.
 */

import * as core from '@actions/core';
import * as exec from '@actions/exec';
import * as exec_tr from '@actions/exec/lib/toolrunner';

// Workaround for a GH bug: https://github.com/actions/toolkit/issues/127
//
// For input `all-features: true` it will generate the `INPUT_ALL-FEATURES: true`
// env variable, which looks too weird.
// Here we are trying to get proper name `INPUT_NO_DEFAULT_FEATURES` first,
// and if it does not exist, trying the `INPUT_NO-DEFAULT-FEATURES`
function getInput(name: string): string {
    const inputFullName = name.replace(/-/g, '_');
    let value = core.getInput(inputFullName);
    if (value.length > 0) {
        return value
    }

    return core.getInput(name)
}

function getInputBool(name: string): boolean {
    const value = getInput(name);
    if (value && (value == 'true' || value == '1')) {
        return true;
    } else {
        return false;
    }
}


// Parsed action input
export interface Input {
    command: string,
    toolchain?: string,
    args: string[],
    useCross: boolean,
}

export function parse(): Input {
    const command = getInput('command');
    const args = exec_tr.argStringToArray(getInput('args'));
    let toolchain = getInput('toolchain');
    if (toolchain.startsWith('+')) {
        toolchain = toolchain.slice(1);
    }
    const useCross = getInputBool('use-cross');

    return {
        command: command,
        args: args,
        useCross: useCross,
        toolchain: toolchain || undefined
    }
}


// import * as core from '@actions/core';
//
// // Workaround for a GH bug: https://github.com/actions/toolkit/issues/127
// //
// // For input `all-features: true` it will generate the `INPUT_ALL-FEATURES: true`
// // env variable, which looks too weird.
// // Here we are trying to get proper name `INPUT_NO_DEFAULT_FEATURES` first,
// // and if it does not exist, trying the `INPUT_NO-DEFAULT-FEATURES`
// function getInput(name: string): string {
//     const inputFullName = name.replace(/-/g, '_');
//     let value = core.getInput(inputFullName);
//     if (value.length > 0) {
//         return value
//     }
//
//     return core.getInput(name)
// }
//
// function inputFlag(name: string): string | null {
//     const value = getInput(name);
//     if (value == 'true' || value == '1') {
//         return `--${name}`;
//     }
//
//     return null;
// }
//
// function inputString(name: string): string | null {
//     const value = getInput(name);
//     if (value.length > 0) {
//         return `--${name}=${value}`;
//     }
//
//     return null
// }
//
// const INPUT_GENERATOR: Array<() => string | null> = [
//     () => inputFlag('quiet'),
//     () => inputString('package'),
//     () => inputFlag('all'),
//     () => inputString('exclude'),
//     () => inputFlag('lib'),
//     () => inputString('bin'),
//     () => inputFlag('bins'),
//     () => inputString('example'),
//     () => inputFlag('examples'),
//     () => inputString('test'),
//     () => inputFlag('tests'),
//     () => inputString('bench'),
//     () => inputFlag('benches'),
//     () => inputFlag('all-targets'),
//     () => inputFlag('release'),
//     () => inputString('profile'),
//     () => inputString('features'),
//     () => inputFlag('all-features'),
//     () => inputFlag('no-default-features'),
//     () => inputString('target'),
//     () => inputString('target-dir'),
//     () => inputString('manifest-path'),
//     () => inputFlag('frozen'),
//     () => inputFlag('locked')
// ];
//
// // All `cargo check` args are optional,
// // but we need to do some validation at least
// export function check_args(): string[] {
//     let args: string[] = ['check'];
//     for (const caller of INPUT_GENERATOR) {
//         const arg = caller();
//         if (arg == null) {
//             continue
//         } else {
//             args.push(arg);
//         }
//     }
//
//     return args
// }