Implement pio pkg show command // Issue #3373

HISTORY.rst

@@ -17,9 +17,11 @@ PlatformIO Core 5
 
     * `pio pkg exec <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_exec.html>`_ - run command from package tool (`issue #4163 <https://github.com/platformio/platformio-core/issues/4163>`_)
     * `pio pkg install <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_install.html>`_ - install the project dependencies or custom packages
+    * `pio pkg list <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_list.html>`__ - list installed packages
     * `pio pkg outdated <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_outdated.html>`__ - check for project outdated packages
-    * `pio pkg update <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_update.html>`__ - update the project dependencies or custom packages
+    * `pio pkg show <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_show.html>`__ - show package information
     * `pio pkg uninstall <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_uninstall.html>`_ - uninstall the project dependencies or custom packages
+    * `pio pkg update <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_update.html>`__ - update the project dependencies or custom packages
 
   - Added support for dependencies declared in a "tool" type package
   - Ignore files according to the patterns declared in ".gitignore" when using `pio package pack <https://docs.platformio.org/en/latest/core/userguide/pkg/cmd_pack.html>`__ command (`issue #4188 <https://github.com/platformio/platformio-core/issues/4188>`_)

platformio/commands/pkg.py

@@ -20,6 +20,7 @@ from platformio.package.commands.list import package_list_cmd
 from platformio.package.commands.outdated import package_outdated_cmd
 from platformio.package.commands.pack import package_pack_cmd
 from platformio.package.commands.publish import package_publish_cmd
+from platformio.package.commands.show import package_show_cmd
 from platformio.package.commands.uninstall import package_uninstall_cmd
 from platformio.package.commands.unpublish import package_unpublish_cmd
 from platformio.package.commands.update import package_update_cmd
@@ -34,6 +35,7 @@ from platformio.package.commands.update import package_update_cmd
         package_outdated_cmd,
         package_pack_cmd,
         package_publish_cmd,
+        package_show_cmd,
         package_uninstall_cmd,
         package_unpublish_cmd,
         package_update_cmd,

platformio/package/commands/show.py

@@ -0,0 +1,146 @@
+# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from urllib.parse import quote
+
+import click
+from tabulate import tabulate
+
+from platformio import fs, util
+from platformio.clients.registry import RegistryClient
+from platformio.exception import UserSideException
+from platformio.package.manager._registry import PackageManageRegistryMixin
+from platformio.package.meta import PackageSpec, PackageType
+
+
+@click.command("show", short_help="Show package information")
+@click.argument("spec", metavar="[<owner>/]<pkg>[@<version>]")
+@click.option(
+    "-t",
+    "--type",
+    "pkg_type",
+    type=click.Choice(list(PackageType.items().values())),
+    help="Package type",
+)
+def package_show_cmd(spec, pkg_type):
+    spec = PackageSpec(spec)
+    data = fetch_package_data(spec, pkg_type)
+    if not data:
+        raise UserSideException(
+            "Could not find '%s' package in the PlatormIO Registry" % spec.humanize()
+        )
+
+    type_plural = "libraries" if data["type"] == "library" else (data["type"] + "s")
+    click.echo()
+    click.echo(
+        "%s/%s"
+        % (
+            click.style(data["owner"]["username"], fg="cyan"),
+            click.style(data["name"], fg="cyan", bold=True),
+        )
+    )
+    click.echo(
+        "%s • %s • %s • Published %s"
+        % (
+            data["type"].capitalize(),
+            data["version"]["name"],
+            "Private" if data.get("private") else "Public",
+            util.parse_datetime(data["version"]["released_at"]).strftime("%c"),
+        )
+    )
+
+    click.echo()
+    click.secho(
+        "https://registry.platformio.org/%s/%s/%s"
+        % (type_plural, data["owner"]["username"], quote(data["name"])),
+        fg="blue",
+    )
+
+    #  Description
+    click.echo()
+    click.echo(data["description"])
+
+    # Extra info
+    click.echo()
+    fields = [
+        ("homepage", "Homepage"),
+        ("repository_url", "Repository"),
+        ("license", "License"),
+        ("popularity_rank", "Popularity"),
+        ("stars_count", "Stars"),
+        ("examples_count", "Examples"),
+        ("version.unpacked_size", "Installed Size"),
+        ("dependents_count", "Used By"),
+        ("dependencies_count", "Dependencies"),
+        ("platforms", "Compatible Platforms"),
+        ("frameworks", "Compatible Frameworks"),
+        ("keywords", "Keywords"),
+    ]
+    extra = []
+    for key, title in fields:
+        if "." in key:
+            k1, k2 = key.split(".")
+            value = data.get(k1, {}).get(k2)
+        else:
+            value = data.get(key)
+        if not value:
+            continue
+        if isinstance(value, list):
+            value = ", ".join(value)
+        elif key.endswith("_size"):
+            value = fs.humanize_file_size(value)
+        extra.append((title, value))
+    click.echo(tabulate(extra))
+
+    # Versions
+    click.echo("")
+    table = tabulate(
+        [
+            (
+                version["name"],
+                fs.humanize_file_size(max(f["size"] for f in version["files"])),
+                util.parse_datetime(version["released_at"]),
+            )
+            for version in data["versions"]
+        ],
+        headers=["Version", "Size", "Published"],
+    )
+    click.echo(table)
+    click.echo("")
+
+
+def fetch_package_data(spec, pkg_type=None):
+    assert isinstance(spec, PackageSpec)
+    client = RegistryClient()
+    if pkg_type and spec.owner and spec.name:
+        return client.get_package(
+            pkg_type, spec.owner, spec.name, version=spec.requirements
+        )
+    filters = dict(names=spec.name.lower())
+    if pkg_type:
+        filters["types"] = pkg_type
+    if spec.owner:
+        filters["owners"] = spec.owner.lower()
+    packages = client.list_packages(filters=filters)["items"]
+    if not packages:
+        return None
+    if len(packages) > 1:
+        PackageManageRegistryMixin.print_multi_package_issue(click.echo, packages, spec)
+        return None
+    return client.get_package(
+        packages[0]["type"],
+        packages[0]["owner"]["username"],
+        packages[0]["name"],
+        version=spec.requirements,
+    )

platformio/package/manager/_registry.py

@@ -90,7 +90,7 @@ class PackageManageRegistryMixin(object):
             if not packages:
                 raise UnknownPackageError(spec.humanize())
             if len(packages) > 1:
-                self.print_multi_package_issue(packages, spec)
+                self.print_multi_package_issue(self.log.warning, packages, spec)
             package, version = self.find_best_registry_version(packages, spec)
 
         if not package or not version:
@@ -164,12 +164,13 @@ class PackageManageRegistryMixin(object):
         if not packages:
             raise UnknownPackageError(spec.humanize())
         if len(packages) > 1:
-            self.print_multi_package_issue(packages, spec)
+            self.print_multi_package_issue(self.log.warning, packages, spec)
             self.log.info("")
         return packages[0]["id"]
 
-    def print_multi_package_issue(self, packages, spec):
-        self.log.warning(
+    @staticmethod
+    def print_multi_package_issue(print_func, packages, spec):
+        print_func(
             click.style(
                 "Warning! More than one package has been found by ", fg="yellow"
             )
@@ -178,14 +179,14 @@ class PackageManageRegistryMixin(object):
         )
 
         for item in packages:
-            self.log.warning(
+            print_func(
                 " - {owner}/{name}@{version}".format(
                     owner=click.style(item["owner"]["username"], fg="cyan"),
                     name=item["name"],
                     version=item["version"]["name"],
                 )
             )
-        self.log.warning(
+        print_func(
             click.style(
                 "Please specify detailed REQUIREMENTS using package owner and version "
                 "(shown above) to avoid name conflicts",

tests/commands/pkg/test_show.py

@@ -0,0 +1,103 @@
+# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import pytest
+
+from platformio.exception import UserSideException
+from platformio.package.commands.show import package_show_cmd
+
+
+def test_spec_name(clirunner, validate_cliresult):
+    # library
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["ArduinoJSON"],
+    )
+    validate_cliresult(result)
+    assert "bblanchon/ArduinoJson" in result.output
+    assert "Library" in result.output
+
+    # platform
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["espressif32"],
+    )
+    validate_cliresult(result)
+    assert "platformio/espressif32" in result.output
+    assert "Platform" in result.output
+
+    # tool
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["tool-jlink"],
+    )
+    validate_cliresult(result)
+    assert "platformio/tool-jlink" in result.output
+    assert "tool" in result.output
+
+
+def test_spec_owner(clirunner, validate_cliresult):
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["bblanchon/ArduinoJSON"],
+    )
+    validate_cliresult(result)
+    assert "bblanchon/ArduinoJson" in result.output
+    assert "Library" in result.output
+
+    # test broken owner
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["unknown/espressif32"],
+    )
+    with pytest.raises(UserSideException, match="Could not find"):
+        raise result.exception
+
+
+def test_complete_spec(clirunner, validate_cliresult):
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["bblanchon/ArduinoJSON", "-t", "library"],
+    )
+    validate_cliresult(result)
+    assert "bblanchon/ArduinoJson" in result.output
+    assert "Library" in result.output
+
+    # tool
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["platformio/tool-jlink", "-t", "tool"],
+    )
+    validate_cliresult(result)
+    assert "platformio/tool-jlink" in result.output
+    assert "tool" in result.output
+
+
+def test_name_conflict(clirunner):
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["OneWire", "-t", "library"],
+    )
+    assert "More than one package" in result.output
+    assert isinstance(result.exception, UserSideException)
+
+
+def test_spec_version(clirunner, validate_cliresult):
+    result = clirunner.invoke(
+        package_show_cmd,
+        ["bblanchon/ArduinoJSON@5.13.4"],
+    )
+    validate_cliresult(result)
+    assert "bblanchon/ArduinoJson" in result.output
+    assert "Library • 5.13.4" in result.output