/*
Crafter® Build
Copyright (C) 2026 Catcrafts®
Catcrafts.net

LGPL-3.0-only.
*/

import std;
#include "TestUtil.h"
namespace fs = std::filesystem;
using namespace TestUtil;

int main() {
    try {
        fs::path projectRoot = fs::current_path();
        fs::path src = projectRoot / "tests" / "fixtures" / "libraries";
        fs::path crafterBuild = projectRoot / "bin" / "crafter-build";

        fs::path work = CopyFixtureToTemp("Libraries", src);

        auto build = RunInDir(work, std::format("'{}'", crafterBuild.string()));
        if (build.exitCode != 0) {
            std::println(std::cerr, "build failed (rc={}):\n{}", build.exitCode, build.output);
            return 1;
        }

        fs::path staticArchive = work / "mathlib" / "bin" / "MathLib-x86_64-pc-linux-gnu-native" / "libMathLib.a";
        fs::path dynamicSO     = work / "greetlib" / "bin" / "GreetLib-x86_64-pc-linux-gnu-native" / "libGreetLib.so";
        fs::path artifact      = work / "bin" / "libs-app-x86_64-pc-linux-gnu-native" / "libs-app";

        if (!fs::exists(staticArchive)) {
            std::println(std::cerr, "static archive missing at {}", staticArchive.string());
            return 1;
        }
        if (!fs::exists(dynamicSO)) {
            std::println(std::cerr, "dynamic .so missing at {}", dynamicSO.string());
            return 1;
        }
        if (!fs::exists(artifact)) {
            std::println(std::cerr, "exe missing at {}\nbuild log:\n{}", artifact.string(), build.output);
            return 1;
        }

        // The exe linked against a dynamic .so needs LD_LIBRARY_PATH or rpath to find it.
        // Build() already passes -Wl,-rpath,'$ORIGIN' for shared libs, but the .so lives in
        // greetlib/bin/... while the exe lives in bin/libs-app-... — different dirs. Set
        // LD_LIBRARY_PATH explicitly.
        auto run = RunInDir(work, std::format(
            "LD_LIBRARY_PATH='{}' '{}'",
            dynamicSO.parent_path().string(), artifact.string()));
        if (run.exitCode != 0) {
            std::println(std::cerr, "artifact exited nonzero (rc={}):\n{}", run.exitCode, run.output);
            return 1;
        }

        if (run.output != "hi=42\n") {
            std::println(std::cerr, "output mismatch:\n  expected: \"hi=42\\n\"\n  got: {:?}", run.output);
            return 1;
        }
        return 0;
    } catch (const std::exception& e) {
        std::println(std::cerr, "test exception: {}", e.what());
        return 1;
    }
}