const std = @import("std");
const SpirvReflect = @import("SpirvReflect");

pub fn addLib(b: *std.Build, exe: *std.Build.Step.Compile, comptime packagePath: []const u8, cflags: []const []const u8) void {
    _ = cflags;
    exe.addIncludePath(b.path(packagePath ++ "/papyrus/"));
    exe.addCSourceFile(.{ .file = b.path(packagePath ++ "/papyrus/compat.cpp"), .flags = &.{""} });
}

const depList = [_][]const u8{
    "core",
    "assets",
    "graphics",
    "platform",
    "papyrus",
    "vulkan",
};

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

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

    for (depList) |depName| {
        const dep = b.dependency(depName, .{ .target = target, .optimize = optimize });
        mod.addImport(depName, dep.module(depName));
    }

    const spirvGen = SpirvReflect.SpirvGenerator2.init(b, .{ .optimize = optimize });
    spirvGen.addShader(mod, b.path("shaders/PapyrusRect.vert"), "papyrus_vk_vert");
    spirvGen.addShader(mod, b.path("shaders/PapyrusRect.frag"), "papyrus_vk_frag");

    spirvGen.addShader(mod, b.path("shaders/FontSDF.vert"), "FontSDF_vert");
    spirvGen.addShader(mod, b.path("shaders/FontSDF.frag"), "FontSDF_frag");

    const test_step = b.step("test", "run unit tests for ui");
    const tests = b.addTest(.{
        .target = target,
        .optimize = optimize,
        .root_source_file = b.path("tests/tests.zig"),
    });

    tests.root_module.addImport("ui", mod);
    const runArtifact = b.addRunArtifact(tests);
    test_step.dependOn(&runArtifact.step);
    b.installArtifact(tests);
}