From 71537cc4108beb284a8fc394147e4cab73d6b705 Mon Sep 17 00:00:00 2001
From: Sandrine Pataut <pataut.sandrine@gmail.com>
Date: Tue, 21 Jan 2025 16:54:42 +0100
Subject: [PATCH] add md5 subcommand

---
 libmamba/src/api/list.cpp       | 19 ++++++++++++++++---
 micromamba/src/list.cpp         |  5 +++++
 micromamba/tests/test_create.py |  2 +-
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/libmamba/src/api/list.cpp b/libmamba/src/api/list.cpp
index 01a5300a20..43ce6f8f1d 100644
--- a/libmamba/src/api/list.cpp
+++ b/libmamba/src/api/list.cpp
@@ -26,11 +26,12 @@ namespace mamba
             bool no_pip;
             bool reverse;
             bool explicit_;
+            bool md5;
         };
 
         struct formatted_pkg
         {
-            std::string name, version, build, channel, url;
+            std::string name, version, build, channel, url, md5;
         };
 
         bool compare_alphabetically(const formatted_pkg& a, const formatted_pkg& b)
@@ -199,6 +200,7 @@ namespace mamba
                         formatted_pkgs.version = package.second.version;
                         formatted_pkgs.build = package.second.build_string;
                         formatted_pkgs.url = package.second.package_url;
+                        formatted_pkgs.md5 = package.second.md5;
                         packages.push_back(formatted_pkgs);
                     }
                 }
@@ -210,9 +212,19 @@ namespace mamba
                 // format and print table
                 if (options.explicit_)
                 {
-                    for (auto p : packages)
+                    if (options.md5)
                     {
-                        std::cout << p.url << std::endl;
+                        for (auto p : packages)
+                        {
+                            std::cout << p.url << "#" << p.md5 << std::endl;
+                        }
+                    }
+                    else
+                    {
+                        for (auto p : packages)
+                        {
+                            std::cout << p.url << std::endl;
+                        }
                     }
                 }
                 else
@@ -258,6 +270,7 @@ namespace mamba
         options.no_pip = config.at("no_pip").value<bool>();
         options.reverse = config.at("reverse").value<bool>();
         options.explicit_ = config.at("explicit").value<bool>();
+        options.md5 = config.at("md5").value<bool>();
 
         auto channel_context = ChannelContext::make_conda_compatible(config.context());
         detail::list_packages(config.context(), regex, channel_context, std::move(options));
diff --git a/micromamba/src/list.cpp b/micromamba/src/list.cpp
index 354da91cdb..5d6776f7ec 100644
--- a/micromamba/src/list.cpp
+++ b/micromamba/src/list.cpp
@@ -45,6 +45,11 @@ init_list_parser(CLI::App* subcom, Configuration& config)
                                         ));
     subcom->add_flag("--explicit", explicit_.get_cli_config<bool>(), explicit_.description());
 
+    auto& md5 = config.insert(
+        Configurable("md5", false).group("cli").description("Add MD5 hashsum when using --explicit")
+    );
+    subcom->add_flag("--md5", md5.get_cli_config<bool>(), md5.description());
+
 
     // TODO: implement this in libmamba/list.cpp
     /*auto& canonical = config.insert(Configurable("canonical", false)
diff --git a/micromamba/tests/test_create.py b/micromamba/tests/test_create.py
index 0cbb0c3787..56b0089c4d 100644
--- a/micromamba/tests/test_create.py
+++ b/micromamba/tests/test_create.py
@@ -1675,6 +1675,7 @@ def test_glob_in_build_string(monkeypatch, tmp_path):
         for package in out["actions"]["FETCH"]
     )
 
+
 def test_non_url_encoding(tmp_path):
     # Non-regression test for https://github.com/mamba-org/mamba/issues/3737
     env_prefix = tmp_path / "env-non_url_encoding"
@@ -1692,4 +1693,3 @@ def test_non_url_encoding(tmp_path):
     non_encoded_url_start = "https://conda.anaconda.org/conda-forge/linux-64/x264-1!"
     out = helpers.run_env("export", "-p", env_prefix, "--explicit")
     assert non_encoded_url_start in out
-