const std = @import("std");

pub fn build(b: *std.Build) void {
    const optimize = b.standardOptimizeOption(.{});
    const target = b.standardTargetOptions(.{});
    const lib = b.addStaticLibrary(.{
        .name = "earcut",
        .root_source_file = .{ .path = "src/main.zig" },
        .target = target,
        .optimize = optimize,
    });
    lib.install();

    const main_tests = b.addTest(.{
        .name = "earcut-tests",
        .kind = .test_exe,
        .root_source_file = .{ .path = "src/main.zig" },
        .target = target,
        .optimize = optimize,
    });

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

    _ = module(b);
}

pub fn module(b: *std.Build) *std.build.Module {
    return b.createModule(.{
        .source_file = .{ .path = sdkPath("/src/main.zig") },
    });
}

fn sdkPath(comptime suffix: []const u8) []const u8 {
    if (suffix[0] != '/') @compileError("suffix must be an absolute path");
    return comptime blk: {
        const root_dir = std.fs.path.dirname(@src().file) orelse ".";
        break :blk root_dir ++ suffix;
    };
}