From 1d67745c69de731e6be559c964a93f88468c567b Mon Sep 17 00:00:00 2001
From: Arnie <i@cechis.cz>
Date: Mon, 21 Oct 2024 11:19:42 +0200
Subject: [PATCH] Flakeify

---
 .drone.yml              |   4 +-
 .gitignore              |   1 +
 app/frontend/.gitignore |  24 -------
 default.nix             | 154 ----------------------------------------
 flake.lock              |  67 +++++++++++++++++
 flake.nix               | 118 ++++++++++++++++++++++++++++++
 6 files changed, 188 insertions(+), 180 deletions(-)
 delete mode 100644 app/frontend/.gitignore
 delete mode 100644 default.nix
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.drone.yml b/.drone.yml
index 4455699..a313881 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -28,7 +28,7 @@ steps:
     - name: deps
       path: /nix/store
   commands:
-    - nix-build --argstr version ${DRONE_TAG} --argstr rev ${DRONE_COMMIT} --argstr repoUrl ${DRONE_REPO_LINK}
+    - nix-build --argstr version ${DRONE_TAG} --argstr rev ${DRONE_COMMIT} .#image
 
 - name: publish
   image: docker:dind
@@ -87,6 +87,6 @@ services:
 
 ---
 kind: signature
-hmac: 8db89c3a13466a543ec8edb72923c4985aae191b0b6de8c324bb24116a7684e9
+hmac: df9a2fb07428f545bc41b36d4c8b53e0e7223333f614e2d5d890a1adbd7f324b
 
 ...
diff --git a/.gitignore b/.gitignore
index 8454329..2b271a2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,6 +12,7 @@
 
 # Frontend
 /app/frontend/node_modules
+/app/frontend/dist
 /app/frontend/.pnp
 /app/frontend/.pnp.js
 /app/frontend/.dependency-graph
diff --git a/app/frontend/.gitignore b/app/frontend/.gitignore
deleted file mode 100644
index a547bf3..0000000
--- a/app/frontend/.gitignore
+++ /dev/null
@@ -1,24 +0,0 @@
-# Logs
-logs
-*.log
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
-pnpm-debug.log*
-lerna-debug.log*
-
-node_modules
-dist
-dist-ssr
-*.local
-
-# Editor directories and files
-.vscode/*
-!.vscode/extensions.json
-.idea
-.DS_Store
-*.suo
-*.ntvs*
-*.njsproj
-*.sln
-*.sw?
diff --git a/default.nix b/default.nix
deleted file mode 100644
index d0748f2..0000000
--- a/default.nix
+++ /dev/null
@@ -1,154 +0,0 @@
-{ system ? builtins.currentSystem
-, version ? "latest"
-, rev ? ""
-, commitTime ? "1970-01-01T00:00:00+00:00"
-, repoUrl ? ""
-}:
-
-let
-  nixpkgs = builtins.fetchTarball {
-    url = "https://github.com/NixOS/nixpkgs/archive/4ecab3273592f27479a583fb6d975d4aba3486fe.tar.gz";
-    sha256 = "10wn0l08j9lgqcw8177nh2ljrnxdrpri7bp0g7nvrsn9rkawvlbf";
-  };
-  pkgs = import nixpkgs { inherit system; };
-
-  devshell = import
-    (pkgs.fetchFromGitHub {
-      owner = "numtide";
-      repo = "devshell";
-      rev = "5143ea68647c4cf5227e4ad2100db6671fc4c369";
-      sha256 = "sha256-9goJTd05yOyD/McaMqZ4BUB8JW+mZMnZQJZ7VQ6C/Lw=";
-    })
-    { nixpkgs = pkgs; };
-
-  nodejs = pkgs.nodejs_20;
-
-  go = pkgs.go_1_20;
-
-  dream2nix = pkgs.dream2nix;
-
-  buildGoModule = pkgs.buildGoModule.override { inherit go; };
-  golangci-lint = pkgs.golangci-lint.override { inherit buildGoModule; };
-
-  src = pkgs.lib.cleanSource ./.;
-  uiSrc = pkgs.lib.cleanSource ./app/frontend;
-
-  package = pkgs.buildNpmPackage {
-    name = "ui";
-    buildInputs = [
-      nodejs
-    ];
-    pname = "ui";
-    src = uiSrc;
-    buildPhase = ''
-      npm run check
-      npm run build
-      mkdir $out
-      cp -a dist $out
-    '';
-    npmInstallFlags = "--no-audit --no-progress --no-fund";
-    npmDepsHash = "sha256-p4rTpy0t8aajbubvtF1TA83/FFqvfKEOPBb5T0ZRfQY=";
-    npmPackFlags = [ "--ignore-scripts" ];
-  };
-
-  server = buildGoModule {
-    inherit src version;
-    pname = "cv";
-    postPatch = ''
-      rm -rf app/server/internal/files/data/public
-      mkdir -p app/server/internal/files/data/public
-      touch app/server/internal/files/data/public/.gitkeep
-      cp -Tr ${package}/dist/ app/server/internal/files/data/public/
-      chmod +w -R app/server/internal/files/data/public
-      sed -i 's#<script#<script nonce="{{ .CspNonce }}"#g' app/server/internal/files/data/public/index.html
-    '';
-    CGO_ENABLED = 0;
-    ldflags = "-s -w -X gopkg.c3c.cz/cv/app/server/internal/version.Tag=${version} -X gopkg.c3c.cz/cv/app/server/internal/version.Commit=${rev} -X gopkg.c3c.cz/cv/app/server/internal/version.commitTime=${commitTime} -X gopkg.c3c.cz/cv/app/server/internal/version.repoUrl=${repoUrl}";
-    subPackages = [ "app/server" ];
-    vendorSha256 = "sha256-44xcyVk5KcurQLkVJv1MeAj+Pfcu53664pvVgHdyv3E=";
-    overrideModAttrs = (_: {
-      impureEnvVars = pkgs.lib.fetchers.proxyImpureEnvVars ++ [ "GIT_PROXY_COMMAND" "SOCKS_SERVER" "GOPROXY" ];
-    });
-  };
-
-in
-{
-  image = pkgs.dockerTools.streamLayeredImage {
-    name = "cv";
-    tag = version;
-
-    config = {
-      Env = [ "SSL_CERT_FILE=${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt" ];
-      Entrypoint = [ "${server}/bin/server" ];
-    };
-  };
-
-  shell = devshell.mkShell {
-    devshell = {
-      name = "c3c-cv";
-      packages = [
-        go
-        golangci-lint
-        pkgs.prefetch-npm-deps
-
-        nodejs
-
-        # keep pinned nixpkgs so they are not garbage collected
-        pkgs.path
-      ];
-    };
-
-    commands = [
-      {
-        name = "lint";
-        help = "run golangci-lint and npm run check";
-        command = ''
-          cd ''$PRJ_ROOT
-          golangci-lint run --sort-results --out-format tab
-          npm --prefix app/frontend run check
-        '';
-      }
-      {
-        name = "fmt";
-        help = "Format and fix found issues";
-        command = ''
-          cd ''$PRJ_ROOT
-          golangci-lint run --sort-results --out-format tab --fix
-          npm --prefix app/frontend run fix
-        '';
-      }
-      {
-        name = "update-npm-deps-hash";
-        help = "Calculates and updates the npmDepsHash in default.nix";
-        command = ''
-          echo "Calculating npm deps"
-          # STDERR is poluted by the installed nodules, silencing
-          HASH=''$(prefetch-npm-deps ''$PRJ_ROOT/app/frontend/package-lock.json 2> /dev/null)
-          [[ ''$HASH = sha256* ]] && echo "Hash is ''$HASH"
-          [[ ''$HASH != sha256* ]] && echo "Failed" && exit 137
-
-          # Replace the first occurence of npmDepsHash with the new calculated hash in this file
-          sed -i "0,/npmDepsHash =/{s@npmDepsHash = .*@npmDepsHash = \"''$HASH\";@}" ''$PRJ_ROOT/default.nix
-        '';
-      }
-      {
-        name = "pre-commit";
-        help = "Format and fix found issues";
-        command = ''
-          cd ''$PRJ_ROOT
-          golangci-lint run --sort-results --out-format tab --fix
-          npm --prefix ''$PRJ_ROOT/app/frontend run fix
-
-          update-npm-deps-hash
-        '';
-      }
-      {
-        name = "dev";
-        help = "Starts the javascript project in dev";
-        command = ''
-          npm --prefix ''$PRJ_ROOT/app/frontend run dev
-        '';
-      }
-    ];
-  };
-}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..80583e1
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,67 @@
+{
+  "nodes": {
+    "devshell": {
+      "inputs": {
+        "nixpkgs": [
+          "nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1728330715,
+        "narHash": "sha256-xRJ2nPOXb//u1jaBnDP56M7v5ldavjbtR6lfGqSvcKg=",
+        "owner": "numtide",
+        "repo": "devshell",
+        "rev": "dd6b80932022cea34a019e2bb32f6fa9e494dfef",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "devshell",
+        "type": "github"
+      }
+    },
+    "nix": {
+      "inputs": {
+        "devshell": "devshell",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1729027123,
+        "narHash": "sha256-LjD40ya8efdhxQ26Zy/LkLDOriZIHJZqutAorvPIka8=",
+        "ref": "refs/heads/main",
+        "rev": "d3596fc7e933c171a284771f7f72342d33ad6508",
+        "revCount": 5,
+        "type": "git",
+        "url": "ssh://git@git.c3c.cz/C3C/nix"
+      },
+      "original": {
+        "type": "git",
+        "url": "ssh://git@git.c3c.cz/C3C/nix"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1728538411,
+        "narHash": "sha256-f0SBJz1eZ2yOuKUr5CA9BHULGXVSn6miBuUWdTyhUhU=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "b69de56fac8c2b6f8fd27f2eca01dcda8e0a4221",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nix": "nix"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..6acfb61
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,118 @@
+{
+  inputs = {
+    nix.url = "git+ssh://git@git.c3c.cz/C3C/nix";
+  };
+
+  outputs =
+    { self, nix }:
+    {
+      formatter = nix.formatter;
+
+      packages = nix.lib.forAllSystems (pkgs:
+        let
+          version = "rev-${self.shortRev or self.dirtyShortRev}";
+          package = builtins.fromJSON (builtins.readFile ./app/frontend/package.json);
+        in
+        rec {
+          ui = pkgs.buildNpmPackage {
+            inherit version;
+            pname = "cv";
+            src = ./app/frontend;
+            npmInstallFlags = "--no-audit --no-progress --no-fund";
+            npmDepsHash = "sha256-p4rTpy0t8aajbubvtF1TA83/FFqvfKEOPBb5T0ZRfQY=";
+            npmPackFlags = [ "--ignore-scripts" ];
+          };
+
+          server = pkgs.buildGoModule {
+            inherit version;
+            pname = "cv";
+            CGO_ENABLED = 0;
+            src = ./.;
+            subPackages = [ "app/server" ];
+            postPatch = ''
+              rm -rf app/server/internal/files/data/public
+              mkdir -p app/server/internal/files/data/public
+              touch app/server/internal/files/data/public/.gitkeep
+              cp -Tr ${ui}/lib/node_modules/${package.name}/dist app/server/internal/files/data/public/
+              chmod +w -R app/server/internal/files/data/public
+              sed -i 's#<script#<script nonce="{{ .CspNonce }}"#g' app/server/internal/files/data/public/index.html
+            '';
+            ldflags = [
+              "-s"
+              "-w"
+              "-X gopkg.c3c.cz/cv/app/server/internal/version.Tag=${version}"
+              "-X gopkg.c3c.cz/cv/app/server/internal/version.Commit=${self.rev or self.dirtyRev}"
+              "-X gopkg.c3c.cz/cv/app/server/internal/version.commitTime=${builtins.toString (self.lastModified or 0)}"
+            ];
+            vendorHash = "sha256-44xcyVk5KcurQLkVJv1MeAj+Pfcu53664pvVgHdyv3E=";
+          };
+
+          image = pkgs.dockerTools.streamLayeredImage {
+            name = "cv";
+            tag = version;
+
+            config = {
+              Env = [ "SSL_CERT_FILE=${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt" ];
+              Entrypoint = [ "${server}/bin/server" ];
+            };
+          };
+
+        }
+      );
+
+      devShells = nix.lib.forAllSystems (pkgs: {
+        default = pkgs.devshell.mkShell {
+          name = "c3c-cv";
+
+          packages = [
+            pkgs.go
+            pkgs.nodejs_22
+          ];
+
+          commands = [
+            {
+              name = "lint";
+              help = "run linters";
+              command = ''
+                ${nix.lib.cd_root}
+                ${pkgs.golangci-lint}/bin/golangci-lint run --sort-results --out-format tab --config ${nix.lib.golangci-config-file} ./...
+                npm --prefix app/frontend run check
+              '';
+            }
+            {
+              name = "fix";
+              help = "format & fix found issues";
+              command = ''
+                ${nix.lib.cd_root}
+                nix fmt .
+                ${pkgs.golangci-lint}/bin/golangci-lint run --sort-results --out-format tab --config ${nix.lib.golangci-config-file} --fix --issues-exit-code 0 ./...
+                npm --prefix app/frontend run fix
+              '';
+            }
+            {
+              name = "update-npm-deps-hash";
+              help = "Calculates and updates the npmDepsHash in default.nix";
+              command = ''
+                ${nix.lib.cd_root}
+                echo "Calculating npm deps"
+                # STDERR is poluted by the installed nodules, silencing
+                HASH=''$(${pkgs.prefetch-npm-deps}/bin/prefetch-npm-deps ''$PRJ_ROOT/app/frontend/package-lock.json 2> /dev/null)
+                [[ ''$HASH = sha256* ]] && echo "Hash is ''$HASH"
+                [[ ''$HASH != sha256* ]] && echo "Failed" && exit 137
+
+                # Replace the first occurence of npmDepsHash with the new calculated hash in this file
+                sed -i "0,/npmDepsHash =/{s@npmDepsHash = .*@npmDepsHash = \"''$HASH\";@}" ./flake.nix
+              '';
+            }
+            {
+              name = "dev";
+              help = "Starts the javascript project in dev";
+              command = ''
+                npm --prefix ''$PRJ_ROOT/app/frontend run dev
+              '';
+            }
+          ];
+        };
+      });
+    };
+}