BUILD.bazel

package(default_visibility = ["//visibility:public"])

load("@rules_rust//rust:defs.bzl", "rust_binary", "rust_library")
load("@rules_rust//cargo:defs.bzl", "cargo_build_script")
load("@crate_index_protobuf//:defs.bzl", "all_crate_deps")
load("//:toolchains.bzl", "pact_protobuf_plugin_toolchain")

# This will run the build script from the root of the workspace, and
# collect the outputs.
cargo_build_script(
    name = "build_script",
    srcs = ["build.rs"],
    deps = all_crate_deps(build = "True"),
        build_script_env = {
            "CARGO_PKG_VERSION": "1.0.0",
            "CARGO_PKG_VERSION_MAJOR": "1",
            "CARGO_PKG_VERSION_MINOR": "0",
            "CARGO_PKG_VERSION_PATCH": "0",
            "CARGO_PKG_VERSION_PRE": "",
            "CARGO_PKG_AUTHORS": "pact",
            "CARGO_PKG_DESCRIPTION": "plop",
            "CARGO_PKG_HOMEPAGE": "http://perdu.com",
            "CARGO_PKG_LICENSE": "free",
            "CARGO_PKG_REPOSITORY": "git",
            "RUSTDOC": "$(execpath @rust_darwin_x86_64__x86_64-apple-darwin__stable_tools//:rustdoc)",
        },
        tools = ["@rust_darwin_x86_64__x86_64-apple-darwin__stable_tools//:rustdoc"],
)

rust_library(
    name = "pact_protobuf_plugin",
    srcs = glob(["src/**/*.rs"]),
    deps = all_crate_deps(normal = "True") + [":build_script"]

)

rust_binary(
    name = "pact_protobuf_plugin_bin",
    srcs = ["src/main.rs"],
    deps = all_crate_deps(normal = "True") + [":pact_protobuf_plugin"],
)

filegroup(
    name = "pact-plugin",
    srcs = ['pact-plugin.json'],
    visibility = ["//visibility:public"],
)

pact_protobuf_plugin_toolchain(
    name = "toolchain_impl",
    protobuf_plugin = ":pact_prototuf_plugin_toolchain",
    manifest = ":pact_plugin_json_archive"
)

genrule(
    name = "pact_plugin_json_archive",
    outs = ["pact-plugin.json"],
    srcs = ["@pact_plugin_json_archive//file"],
    cmd = "cp $< $@",
)

genrule(
    name = "pact_prototuf_plugin_toolchain",
    outs = ["pact-protobuf-plugin"],
    srcs = ["@pact_prototuf_plugin_archive//file"],
    cmd = "gzip -d - < $< > $@",
)

toolchain(
    name = "toolchain",
    toolchain = ":toolchain_impl",
    toolchain_type = ":toolchain_type",
)

toolchain_type(
    name = "toolchain_type",
    visibility = ["//visibility:public"],
)