Refactor Nix files

Move everything to release.nix to have a single source of truth

Author: cript0nauta

default.nix

@@ -1,2 +1,3 @@
-with (import ./pypi2nixpkgs/nixpkgs.nix) {};
-python3.pkgs.faradaysec
+# Running nix-build will build will build Faraday using the current directory
+# as source. Untracked or modified files will be used
+(import ./release.nix { useLastCommit = false; }).faraday-server

release.nix

@@ -2,11 +2,39 @@ with (import ./pypi2nixpkgs/nixpkgs.nix) { };
 let
   version = builtins.head (builtins.match ".*'([0-9]+.[0-9]+(.[0-9]+)?)'.*"
     (builtins.readFile ./faraday/__init__.py));
+
+  product = if builtins.pathExists ./pypi2nixpkgs_black then
+    "corp"
+  else if builtins.pathExists ./pypi2nixpkgs_pink then
+    "pro"
+  else
+    "community";
+
 in { dockerName ? "registry.gitlab.com/faradaysec/faraday", dockerTag ? version
-}: {
+
+  # If true, will ignore the contents of the last commit as source, ignoring
+  # uncommited changes. Recommended to improve reproducibility
+, useLastCommit ? true }: rec {
+
+  faraday-server = python3.pkgs.faradaysec.overrideAttrs (old:
+    {
+      doCheck = true;
+      checkPhase = "true";
+      checkInputs = with python3.pkgs; [
+        pylint
+        factory_boy
+        pytest
+        pytest-factoryboy
+        responses
+        hypothesis
+        sphinx
+        pytestcov
+      ];
+    } // lib.optionalAttrs useLastCommit { src = builtins.fetchGit ./.; });
+
   dockerImage = dockerTools.buildImage {
-    name = "registry.gitlab.com/faradaysec/faraday";
-    tag = version;
+    name = dockerName;
+    tag = dockerTag;
     created = "now";
     fromImage = null;
     contents = [ python3.pkgs.faradaysec bash gnused coreutils ];
@@ -27,7 +55,10 @@ in { dockerName ? "registry.gitlab.com/faradaysec/faraday", dockerTag ? version
       } .  # Not required, but useful for debug
       cp ${coreutils}/bin/env usr/bin/env
       ln -s ${python3.pkgs.faradaysec} opt/faraday
-      ln -s /home/faraday/.faraday/doc faraday-license  # Not useful in Community version
+        ${
+          lib.optionalString (product != "community")
+          "ln -s /home/faraday/.faraday/doc faraday-license"
+        }
       ln -s /home/faraday/.faraday/storage faraday-storage
       ln -s /home/faraday/.faraday/config faraday-config
     '';