refactor(nvim): split up lang configs in separate files

common/home/neovim/langs/bash.nix

@@ -0,0 +1,44 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+in
+  lib.mkIf neovimIde {
+    programs = {
+      # I love doing typos
+      bash.shellAliases = {
+        nivm = "nvim";
+        nivim = "nvim";
+      };
+
+      neovim = {
+        defaultEditor = true;
+        viAlias = true;
+        vimAlias = true;
+
+        extraLuaConfig =
+          /*
+          lua
+          */
+          ''
+            vim.api.nvim_create_autocmd("FileType", {
+               pattern = 'sh',
+               command = 'setlocal ts=4 sw=4 sts=0 expandtab',
+            });
+          '';
+
+        coc.settings = {
+          # Bash
+          bashIde.shellcheckPath = "${pkgs.shellcheck}/bin/shellcheck";
+        };
+
+        plugins = [
+          vimPlugins.coc-sh
+        ];
+      };
+    };
+  }

common/home/neovim/langs/clang.nix

@@ -0,0 +1,24 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+in
+  lib.mkIf neovimIde {
+    programs = {
+      neovim = {
+        extraPackages = with pkgs; [
+          gcc
+          clang-tools
+        ];
+
+        plugins = [
+          vimPlugins.coc-clangd
+          vimPlugins.coc-cmake
+        ];
+      };
+    };
+  }

common/home/neovim/langs/default.nix

@@ -0,0 +1,12 @@
+{...}: {
+  imports = [
+    ./bash.nix
+    ./clang.nix
+    ./java.nix
+    ./lua.nix
+    ./markdown.nix
+    ./nix.nix
+    ./python.nix
+    ./web.nix
+  ];
+}

common/home/neovim/langs/java.nix

@@ -0,0 +1,62 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  inherit (pkgs) vimPlugins;
+  inherit (config.vars) neovimIde;
+
+  javaSdk = pkgs.temurin-bin-17;
+  javaPkgs = with pkgs; [gradle maven];
+in
+  lib.mkIf neovimIde {
+    home.packages = javaPkgs;
+
+    xdg.dataFile.".gradle/gradle.properties".text = ''
+      org.gradle.java.home = ${javaSdk}
+    '';
+
+    programs = {
+      java = {
+        enable = true;
+        package = javaSdk;
+      };
+
+      neovim = {
+        extraPackages = javaPkgs;
+
+        extraLuaConfig =
+          /*
+          lua
+          */
+          ''
+            vim.api.nvim_create_autocmd("FileType", {
+               pattern = 'java',
+               command = 'setlocal ts=4 sw=4 sts=0 expandtab',
+            });
+          '';
+
+        coc.settings.java = {
+          maven.downloadSources = true;
+          eclipse.downloadSources = true;
+
+          format.settings.url = "eclipse-formatter.xml";
+
+          jdt.ls = {
+            java.home = "${javaSdk}";
+            statusIcons = {
+              "busy" = "Busy";
+              "ready" = "OK";
+              "warning" = "Warning";
+              "error" = "Error";
+            };
+          };
+        };
+
+        plugins = [
+          vimPlugins.coc-java
+        ];
+      };
+    };
+  }

common/home/neovim/langs/lua.nix

@@ -0,0 +1,39 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+in
+  lib.mkIf neovimIde {
+    programs = {
+      neovim = {
+        coc.settings = {
+          Lua = {
+            misc.parameters = [
+              "--metapath"
+              "~/.cache/sumneko_lua/meta"
+              "--logpath"
+              "~/.cache/sumneko_lua/log"
+            ];
+            workspace.library = [
+              "$\{3rd\}/luv/library"
+            ];
+          };
+          sumneko-lua = {
+            serverDir = "${pkgs.lua-language-server}/share/lua-language-server";
+            enableNvimLuaDev = true;
+          };
+        };
+
+        plugins = [
+          vimPlugins.coc-sumneko-lua
+          vimPlugins.neodev-nvim
+
+          vimPlugins.coc-vimlsp
+        ];
+      };
+    };
+  }

common/home/neovim/langs/markdown.nix

@@ -0,0 +1,48 @@
+{
+  config,
+  pkgs,
+  lib,
+  vimplugin-easytables-src,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+
+  buildPlugin = pname: src:
+    pkgs.vimUtils.buildVimPlugin {
+      inherit pname src;
+      version = src.shortRev;
+    };
+in
+  lib.mkIf neovimIde {
+    programs = {
+      neovim = {
+        coc.settings = {
+          markdownlint.config = {
+            no-trailing-spaces = true;
+            no-multiple-blanks = false;
+            no-duplicate-heading = false;
+            line-length = {
+              tables = false;
+            };
+          };
+        };
+
+        plugins = [
+          vimPlugins.markdown-preview-nvim
+          vimPlugins.coc-markdownlint
+          {
+            plugin = buildPlugin "easytables-nvim" vimplugin-easytables-src;
+            type = "lua";
+            config =
+              /*
+              lua
+              */
+              ''
+                require('easytables').setup();
+              '';
+          }
+        ];
+      };
+    };
+  }

common/home/neovim/langs/nix.nix

@@ -0,0 +1,61 @@
+{
+  config,
+  pkgs,
+  lib,
+  nixd,
+  ...
+}: let
+  inherit (config.vars) hostName mainUser neovimIde;
+  inherit (lib) hasPrefix removePrefix;
+
+  nixdPkg = nixd.packages.${pkgs.system}.default;
+
+  flakeEnv = config.programs.bash.sessionVariables.FLAKE;
+  flakeDir = "${removePrefix "/home/${mainUser}/" flakeEnv}";
+in
+  lib.mkIf neovimIde {
+    assertions = [
+      {
+        assertion = neovimIde && hasPrefix "/home/${mainUser}/" flakeEnv || !neovimIde;
+        message = ''
+          Your $FLAKE environment variable needs to point to a directory in
+          the main users' home to use the neovim module.
+        '';
+      }
+    ];
+
+    home.packages = with pkgs; [
+      alejandra
+
+      # FIXME: set nixd to use alejandra
+      (writeShellApplication {
+        name = "nixpkgs-fmt";
+        runtimeInputs = [alejandra];
+        text = "alejandra \"$@\"";
+      })
+    ];
+
+    xdg.dataFile."${flakeDir}/.nixd.json".text = builtins.toJSON {
+      nixpkgs = {
+        expr = "import (builtins.getFlake \"${flakeDir}\").inputs.nixpkgs {}";
+      };
+      options.nixos = {
+        expr = "(builtins.getFlake \"${flakeDir}\").nixosConfigurations.${hostName}.options";
+      };
+    };
+
+    programs = {
+      neovim = {
+        extraPackages = [
+          nixdPkg
+        ];
+
+        coc.settings.languageserver = {
+          nix = {
+            command = "nixd";
+            filetypes = ["nix"];
+          };
+        };
+      };
+    };
+  }

common/home/neovim/langs/python.nix

@@ -0,0 +1,24 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+in
+  lib.mkIf neovimIde {
+    programs = {
+      neovim = {
+        withPython3 = true;
+
+        extraPython3Packages = ps: [
+          ps.pylint
+        ];
+
+        plugins = [
+          vimPlugins.coc-pyright
+        ];
+      };
+    };
+  }

common/home/neovim/langs/web.nix

@@ -0,0 +1,73 @@
+{
+  config,
+  pkgs,
+  lib,
+  coc-stylelintplus,
+  ...
+}: let
+  inherit (config.vars) neovimIde;
+  inherit (pkgs) vimPlugins;
+
+  coc-stylelintplus-flake = coc-stylelintplus.packages.${pkgs.system}.default;
+in
+  lib.mkIf neovimIde {
+    programs = {
+      neovim = {
+        withNodeJs = true;
+
+        extraPackages = with pkgs; [
+          nodejs_latest
+          nodePackages.npm
+          nodePackages.neovim
+        ];
+
+        extraLuaConfig =
+          /*
+          lua
+          */
+          ''
+            vim.api.nvim_create_autocmd("FileType", {
+               pattern = { 'javascript' , 'typescript'},
+               command = 'setlocal ts=4 sw=4 sts=0 expandtab',
+            });
+
+            vim.api.nvim_create_autocmd("FileType", {
+               pattern = 'html',
+               command = 'setlocal ts=2 sw=2 expandtab',
+            });
+
+            vim.api.nvim_create_autocmd("FileType", {
+               pattern = 'scss',
+               command = 'setl iskeyword+=@-@',
+            });
+          '';
+
+        coc.settings = {
+          # ESLint
+          eslint = {
+            format.enable = true;
+            autoFixOnSave = true;
+          };
+
+          # Stylelint
+          stylelintplus = {
+            enable = true;
+            cssInJs = true;
+            autoFixOnSave = true;
+            autoFixOnFormat = true;
+          };
+          css.validate = false;
+          less.validate = false;
+          scss.validate = false;
+          wxss.validate = false;
+        };
+
+        plugins = [
+          vimPlugins.coc-css
+          vimPlugins.coc-eslint
+          coc-stylelintplus-flake
+          vimPlugins.coc-tsserver
+        ];
+      };
+    };
+  }