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

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

    const static_build = b.option(bool, "static_build", "builds backlog dependencies for static linking") orelse false;

    const spng = bh.MakeModLib(b, .{
        .name = "spng",
        .target = target,
        .optimize = optimize,
        .static_build = static_build,
        .root = b.path("src/spng.zig"),
    });

    spng.install();

    spng.addIncludePath("spng");
    spng.addIncludePath("./");

    // Configure library
    spng.lib.linkLibC();

    spng.lib.addCSourceFile(.{ .file = b.path("spng/spng.c") });
    spng.lib.addCSourceFile(.{ .file = b.path("miniz.c") });

    spng.lib.root_module.addCMacro("SPNG_USE_MINIZ", "1");

    const test_step = b.step("test", "run unit tests for spng");
    const tests = b.addTest(.{
        .root_module = b.createModule(.{
            .target = target,
            .optimize = optimize,
            .root_source_file = b.path("src/spng.zig"),
            .link_libc = true,
        }),
    });
    tests.root_module.addImport("spng", spng.mod);
    tests.root_module.linkLibrary(spng.lib);

    tests.root_module.addIncludePath(b.path("spng"));
    tests.root_module.addIncludePath(b.path("./"));

    const runArtifact = b.addRunArtifact(tests);
    test_step.dependOn(&runArtifact.step);
}