const std = @import("std");

pub fn build(b: *std.Build) void {
    const target = b.standardTargetOptions(.{});
    const optimize = b.standardOptimizeOption(.{});

    const mod = b.addModule("aether", .{
        .root_source_file = b.path("src/root.zig"),
        .target = target,
    });

    const mod_exe = b.createModule(.{
        .root_source_file = b.path("src/main.zig"),
        .target = target,
        .optimize = optimize,
        .imports = &.{
            .{ .name = "aether", .module = mod },
        },
    });

    const exe = b.addExecutable(.{
        .name = "aether",
        .root_module = mod_exe,
    });

    b.installArtifact(exe);

    const run_step = b.step("run", "Run the app");
    const run_cmd = b.addRunArtifact(exe);
    run_step.dependOn(&run_cmd.step);
    run_cmd.step.dependOn(b.getInstallStep());

    if (b.args) |args| {
        run_cmd.addArgs(args);
    }

    const test_step = b.step("test", "Run tests");
    addTest(b, test_step, mod, "aether");
    addTest(b, test_step, mod_exe, "aether-exe");
}

fn addTest(b: *std.Build, step: *std.Build.Step, mod: *std.Build.Module, name: ?[]const u8) void {
    const mod_tests = b.addTest(.{
        .root_module = mod,
        .name = if (name) |n| n else "test",
    });
    const run_mod_tests = b.addRunArtifact(mod_tests);
    step.dependOn(&run_mod_tests.step);
}