load("@pica_crates//:defs.bzl", "all_crate_deps")
load("@rules_rust//rust:defs.bzl", "rust_binary", "rust_library")

genrule(
    name = "libpica_uci_packets",
    srcs = ["src/uci_packets.pdl"],
    outs = ["uci_packets.rs"],
    cmd = "$(execpath @pica_crates//:pdl-compiler__pdlc) --output-format rust_legacy $< > $@",
    tools = ["@pica_crates//:pdl-compiler__pdlc"],
)

rust_library(
    name = "libpica",
    srcs = glob(["src/*.rs"]) + [
        ":libpica_uci_packets",
    ],
    crate_name = "pica",
    proc_macro_deps = all_crate_deps(proc_macro = True),
    rustc_env = {
        # HACK: If PWD were execroot, this would be roughly
        # $(dirname $(execpath :libpica_uci_packets)).
        # However, it is not, so use .. here (to counteract src/)
        "OUT_DIR": "..",
    },
    visibility = ["//visibility:public"],
    deps = all_crate_deps(normal = True),
)

rust_binary(
    name = "pica",
    srcs = ["src/bin/main.rs"],
    proc_macro_deps = all_crate_deps(proc_macro = True),
    visibility = ["//visibility:public"],
    deps = all_crate_deps(normal = True) + [
        ":libpica",
    ],
)