const std = @import("std");

const VERSION = std.SemanticVersion{ .major = 1, .minor = 6, .patch = 0 };

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

    // const enable_x11 = b.option(bool, "enable-x11", "Whether to enable x11 compatibility");
    const xkb_config_root = b.option([]const u8, "xkb-config-root", "Root directory for xkb config") orelse "/usr/share/X11/xkb";
    const x_locale_root = b.option([]const u8, "x-locale-root", "x locale root") orelse "/usr/share/X11/locale";

    const config_header = b.addConfigHeader(.{}, .{
        .EXIT_INVALID_USAGE = @as(i64, 2),
        .LIBXKBCOMMON_VERSION = b.fmt("\"{}\"", .{VERSION}),
        .DFLT_XKB_CONFIG_ROOT = xkb_config_root,
        .DFLT_XKB_CONFIG_EXTRA_PATH = b.fmt("\"{s}\"", .{"/usr/share/xkb"}),
        .XLOCALEDIR = b.fmt("\"{s}\"", .{x_locale_root}),

        .DEFAULT_XKB_RULES = "\"evdev\"",
        .DEFAULT_XKB_MODEL = "\"pc105\"",
        .DEFAULT_XKB_LAYOUT = "\"us\"",
        .DEFAULT_XKB_VARIANT = "NULL",
        .DEFAULT_XKB_OPTIONS = "NULL",

        .HAVE_STRNDUP = @as(i64, 1),
        .HAVE_MMAP = @as(i64, 1),
    });

    // _ = b.run(&.{ "bison", "--defines=src/xkbcomp/parser.h", "-o", "src/xkbcomp/parser.c", "-p", "_xkbcommon_", "src/xkbcomp/parser.y" });

    const xkbcommon = b.addStaticLibrary(.{
        .name = "xkbcommon",
        .target = target,
        .optimize = optimize,
    });
    xkbcommon.root_module.c_std = .C11;
    xkbcommon.addConfigHeader(config_header);
    xkbcommon.addCSourceFiles(.{
        .files = &.{
            "src/compose/parser.c",
            "src/compose/paths.c",
            "src/compose/state.c",
            "src/compose/table.c",
            "src/xkbcomp/action.c",
            "src/xkbcomp/ast-build.c",
            "src/xkbcomp/compat.c",
            "src/xkbcomp/expr.c",
            "src/xkbcomp/include.c",
            "src/xkbcomp/keycodes.c",
            "src/xkbcomp/keymap.c",
            "src/xkbcomp/keymap-dump.c",
            "src/xkbcomp/keywords.c",
            "src/xkbcomp/parser.c",
            "src/xkbcomp/rules.c",
            "src/xkbcomp/scanner.c",
            "src/xkbcomp/symbols.c",
            "src/xkbcomp/types.c",
            "src/xkbcomp/vmod.c",
            "src/xkbcomp/xkbcomp.c",
            "src/atom.c",
            "src/context.c",
            "src/context-priv.c",
            "src/keysym.c",
            "src/keysym-utf.c",
            "src/keymap.c",
            "src/keymap-priv.c",
            "src/state.c",
            "src/text.c",
            "src/utf8.c",
            "src/utils.c",
        },
    });
    xkbcommon.installHeadersDirectoryOptions(.{
        .source_dir = .{ .path = "include/xkbcommon" },
        .install_dir = .header,
        .install_subdir = "xkbcommon",
    });
    xkbcommon.addIncludePath(.{ .path = "src" });
    xkbcommon.addIncludePath(.{ .path = "include/" });
    xkbcommon.linkLibC();
    b.installArtifact(xkbcommon);

    const zig_bindings = b.addModule("xkbcommon", .{
        .root_source_file = .{ .path = "zig/xkbcommon.zig" },
    });
    zig_bindings.linkLibrary(xkbcommon);
}