const std = @import("std");

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

    const module = b.createModule(.{
        .source_file = .{ .path = "src/main.zig" },
    });

    try b.modules.put(b.dupe("flecs-zig-ble"), module);

    const lib = b.addStaticLibrary(.{
        .name = "flecs-zig-ble",
        .root_source_file = .{ .path = "src/main.zig" },
        .target = target,
        .optimize = optimize,
    });

    lib.linkLibC();
    lib.addIncludePath(.{ .path = thisDir() ++ "/flecs" });
    lib.addCSourceFile(.{
        .file = .{ .path = thisDir() ++ "/flecs/flecs.c" },
        .flags = &.{"-fno-sanitize=undefined"},
    });
    lib.defineCMacro("FLECS_NO_CPP", null);
    lib.defineCMacro("FLECS_USE_OS_ALLOC", null);
    if (@import("builtin").mode == .Debug)
        lib.defineCMacro("FLECS_SANITIZE", null);

    if (lib.target.isWindows())
        lib.linkSystemLibraryName("ws2_32");

    b.installArtifact(lib);

    const main_tests = b.addTest(.{
        .root_source_file = .{ .path = "src/main.zig" },
        .target = target,
        .optimize = optimize,
    });

    main_tests.linkLibC();
    main_tests.addIncludePath(.{ .path = thisDir() ++ "/flecs" });
    main_tests.addCSourceFile(.{
        .file = .{ .path = thisDir() ++ "/flecs/flecs.c" },
        .flags = &.{"-fno-sanitize=undefined"},
    });
    main_tests.defineCMacro("FLECS_NO_CPP", null);
    main_tests.defineCMacro("FLECS_USE_OS_ALLOC", null);
    main_tests.defineCMacro("FLECS_SANITIZE", null);

    if (main_tests.target.isWindows())
        main_tests.linkSystemLibraryName("ws2_32");

    const run_main_tests = b.addRunArtifact(main_tests);

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

inline fn thisDir() []const u8 {
    return comptime std.fs.path.dirname(@src().file) orelse ".";
}