# Copyright 2018 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Recipe for checks that require a checkout but not a full build."""

from recipe_engine.config import List
from recipe_engine.recipe_api import Property

DEPS = [
    "fuchsia/build",
    "fuchsia/checkout",
    "fuchsia/git",
    "fuchsia/status_check",
    "recipe_engine/buildbucket",
    "recipe_engine/context",
    "recipe_engine/path",
    "recipe_engine/properties",
    "recipe_engine/step",
]

PROPERTIES = {
    "manifest": Property(kind=str, help="Jiri manifest to use. Should include //topaz"),
    "remote": Property(kind=str, help="Remote manifest repository"),
    "fint_params_path": Property(kind=str, help="Spec path to pass to fint"),
}


def RunSteps(api, remote, manifest, fint_params_path):
    checkout_root = api.path["start_dir"].join("fuchsia")
    checkout = api.checkout.fuchsia_with_options(
        path=checkout_root, manifest=manifest, remote=remote,
    )

    # Check docs.
    with api.step.nest("build"):
        gn_results = api.build.gen(
            checkout=checkout, fint_params_path=fint_params_path,
        )
        check_licenses_path = gn_results.tool("check-licenses")
        doc_checker_path = gn_results.tool("doc-checker")

        api.build.ninja(
            gn_results=gn_results,
            targets=[
                api.path.relpath(check_licenses_path, gn_results.build_dir),
                api.path.relpath(doc_checker_path, gn_results.build_dir),
            ],
        )

    with api.context(cwd=checkout.root_dir):
        api.step("doc_check", [doc_checker_path, "--local-links-only"])

        # Check gn formatting. Doesn't attempt to suggest fixes, the tricium recipe
        # does that.
        with api.step.nest("gn format"):
            # On try jobs, only check the modified files. On CI, check them all.
            if (
                api.buildbucket.build.input
                and api.buildbucket.build.input.gerrit_changes
            ):
                files = checkout.changed_files(
                    api.buildbucket.build.input,
                    test_data=["bar/BUILD.gn", "foo.cc", "third_party/foo/BUILD.gn",],
                    deleted=False,
                )
            else:
                step_result = api.git.ls_files(
                    step_name="get gn files",
                    file="*.gn*",
                    test_data="bar/BUILD.gn\nfoo.cc\nthird_party/foo/BUILD.gn",
                )
                files = step_result.stdout.strip("\n").split("\n")
            files = [
                f
                for f in files
                if f.endswith((".gn", ".gni")) and "third_party" not in f
            ]
            if files:
                api.step(
                    "gn format --dry-run",
                    [gn_results.tool("gn"), "format", "--dry-run"] + files,
                )
        api.step(
            "check-licenses", [check_licenses_path, "-output_license_file=false"],
        )


def GenTests(api):
    def props():
        return api.properties(
            manifest="fuchsia",
            remote="https://fuchsia.googlesource.com/manifest",
            fint_params_path="specs/static-checks.textproto",
        )

    yield (
        api.status_check.test("default_ci")
        + api.buildbucket.ci_build(git_repo="https://fuchsia.googlesource.com/fuchsia")
        + props()
    )
    yield (
        api.status_check.test("default_cq")
        + api.buildbucket.try_build(git_repo="https://fuchsia.googlesource.com/fuchsia")
        + props()
    )