const std = @import("std");

const name = "minimgui";

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

    const emit_exe = b.option(bool, "emit-exe", "emit executable file") orelse false;
    const emit_lib = b.option(bool, "emit-lib", "emit shared object file") orelse false;
    const strip = b.option(bool, "strip", "strip debug symbols") orelse true;

    const mod = b.createModule(.{
        .root_source_file = b.path(switch (target.result.os.tag) {
            .linux => "src/linux.zig",
            else => return error.UnsupportedOs,
        }),
        .target = target,
        .optimize = optimize,
        .link_libc = true,
        .strip = strip,
    });
    mod.linkSystemLibrary("x11", .{});
    mod.linkSystemLibrary("xext", .{});
    mod.addIncludePath(b.path("lib/stb_image/"));
    mod.addCSourceFile(.{.file = b.path("lib/stb_image/stb_image.c"), .flags = &.{}});
    mod.addIncludePath(b.path("lib/stb_truetype/"));
    mod.addCSourceFile(.{.file = b.path("lib/stb_truetype/stb_truetype.c"), .flags = &.{}});

    const use_llvm = !strip or optimize != .Debug;
    if (emit_exe) {
        const exe = b.addExecutable(.{
            .name = name,
            .root_module = mod,
            .use_llvm = use_llvm,
        });
        b.installArtifact(exe);
    }

    if (emit_lib) {
        const lib = b.addLibrary(.{
            .name = name,
            .root_module = mod,
            .linkage = .dynamic,
            .use_llvm = use_llvm,
        });
        b.installArtifact(lib);
    }
}