const std = @import("std");

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

    // ---- deps
    const dvui_dep = b.dependency("dvui", .{
        .target = target,
        .optimize = optimize,
        .backend = .sdl,
        .sdl3 = true,
    });

    // ---- library
    const lib_mod = b.createModule(.{
        .root_source_file = b.path("src/hncore/root.zig"),
        .target   = target,
        .optimize = optimize,
    });

    const lib = b.addLibrary(.{
        .linkage = .static,
        .name = "hncore",
        .root_module = lib_mod,
    });
    b.installArtifact(lib);


    // ---- executable
    const exe_mod = b.createModule(.{
        .root_source_file = b.path("src/hnet/main.zig"),
        .target   = target,
        .optimize = optimize,
    });
    exe_mod.addImport("hncore", lib_mod);
    exe_mod.addImport("dvui", dvui_dep.module("dvui_sdl"));

    const exe = b.addExecutable(.{
        .name = "hnet",
        .root_module = exe_mod,
    });
    b.installArtifact(exe);

    // ---- running
    const run_cmd = b.addRunArtifact(exe);
    run_cmd.step.dependOn(b.getInstallStep());
    if (b.args) |args| {
        run_cmd.addArgs(args);
    }
    const run_step = b.step("run", "Run the app");
    run_step.dependOn(&run_cmd.step);

    // ---- testing
    const lib_unit_tests = b.addTest(.{
        .root_module = lib_mod,
    });
    const run_lib_unit_tests = b.addRunArtifact(lib_unit_tests);

    const test_step = b.step("test", "Run unit tests");
    test_step.dependOn(&run_lib_unit_tests.step);
}