const std = @import("std");

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

    const exe = b.addExecutable(.{
        .name = "PCG_6",
        .root_module = b.createModule(.{
            .root_source_file = b.path("src/main.zig"),
            .target = target,
            .optimize = optimize,
            .imports = &.{},
        }),
        .use_llvm = true,
    });

    const zgl = b.dependency("zgl", .{ .target = target, .optimize = optimize });
    exe.root_module.addImport("zgl", zgl.module("zgl"));

    const zglfw = b.dependency("zglfw", .{ .target = target, .optimize = optimize });
    exe.root_module.addImport("zglfw", zglfw.module("root"));
    exe.root_module.linkLibrary(zglfw.artifact("glfw"));

    const zmath = b.dependency("zmath", .{});
    exe.root_module.addImport("zmath", zmath.module("root"));

    const zmesh = b.dependency("zmesh", .{ .target = target, .optimize = optimize, .shape_use_32bit_indices = false });
    exe.root_module.addImport("zmesh", zmesh.module("root"));

    const zstbi = b.dependency("zstbi", .{});
    exe.root_module.addImport("zstbi", zstbi.module("root"));

    const zgui = b.dependency("zgui", .{
        .shared = false,
        .backend = .glfw_opengl3,
        .with_implot = false,
        .with_gizmo = false,
        .with_node_editor = false,
        .with_te = false,
        .with_freetype = false,
        .with_knobs = false,
        .disable_obsolete = true,
    });
    exe.root_module.addImport("zgui", zgui.module("root"));
    exe.root_module.linkLibrary(zgui.artifact("imgui"));

    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 exe_tests = b.addTest(.{
        .root_module = exe.root_module,
    });

    const run_exe_tests = b.addRunArtifact(exe_tests);

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