add aerc and fix nvim 0.8

hosts/desktop/default.nix

@@ -33,7 +33,7 @@ nixpkgs.lib.nixosSystem {
     ../../modules/graphical
     ../../modules/gaming
     ../../modules/applications
-    ../../modules/mail/himalaya.nix
+    ../../modules/mail/default.nix
     ../../modules/repositories/notes.nix
     ../../modules/services/keybase.nix
     ../../modules/services/gnupg.nix

modules/mail/aerc.nix

@@ -0,0 +1,186 @@
+{ config, pkgs, ... }: {
+
+  config = {
+
+    home-manager.users.${config.user} = {
+
+      home.packages = with pkgs; [
+        w3m # Render HTML
+        dante # Socksify for rendering HTML
+      ];
+
+      programs.aerc = {
+        enable = true;
+        extraBinds = {
+          # Binds are of the form <key sequence> = <command to run>
+          # To use '=' in a key sequence, substitute it with "Eq": "<Ctrl+Eq>"
+          # If you wish to bind #, you can wrap the key sequence in quotes: "#" = quit
+          global = {
+            "<C-p>" = ":prev-tab<Enter>";
+            "<C-n>" = ":next-tab <Enter>";
+            "<C-t>" = ":term<Enter>";
+            "?" = ":help keys<Enter>";
+          };
+
+          messages = {
+            q = ":quit<Enter>";
+
+            j = ":next <Enter>";
+            "<Down>" = ":next<Enter>";
+            "<C-d>" = ":next 50%<Enter>";
+            "<C-f>" = ":next 100%<Enter>";
+            "<PgDn>" = ":next 100%<Enter>";
+
+            k = ":prev <Enter>";
+            "<Up>" = ":prev<Enter>";
+            "<C-u>" = ":prev 50%<Enter>";
+            "<C-b>" = ":prev 100%<Enter>";
+            "<PgUp>" = ":prev 100%<Enter>";
+            g = ":select 0 <Enter>";
+            G = ":select -1<Enter>";
+
+            J = ":next-folder <Enter>";
+            K = ":prev-folder<Enter>";
+            H = ":collapse-folder<Enter>";
+            L = ":expand-folder<Enter>";
+
+            v = ":mark -t<Enter>";
+            V = ":mark -v<Enter>";
+
+            T = ":toggle-threads<Enter>";
+
+            "<Enter>" = ":view<Enter>";
+            d = ":prompt 'Really delete this message?' 'delete-message'<Enter>";
+            D = ":delete<Enter>";
+            A = ":archive flat<Enter>";
+
+            C = ":compose<Enter>";
+
+            rr = ":reply -a<Enter>";
+            rq = ":reply -aq<Enter>";
+            Rr = ":reply<Enter>";
+            Rq = ":reply -q<Enter>";
+
+            c = ":cf<space>";
+            "$" = ":term<space>";
+            "!" = ":term<space>";
+            "|" = ":pipe<space>";
+
+            "/" = ":search<space>";
+            "\\" = ":filter <space>";
+            n = ":next-result<Enter>";
+            N = ":prev-result<Enter>";
+            "<Esc>" = ":clear<Enter>";
+          };
+
+          "messages:folder=Drafts" = { "<Enter>" = ":recall<Enter>"; };
+
+          view = {
+            "/" = ":toggle-key-passthrough <Enter> /";
+            q = ":close<Enter>";
+            O = ":open<Enter>";
+            S = ":save<space>";
+            "|" = ":pipe<space>";
+            D = ":delete<Enter>";
+            A = ":archive flat<Enter>";
+
+            "<C-l>" = ":open-link <space>";
+
+            f = ":forward <Enter>";
+            rr = ":reply -a<Enter>";
+            rq = ":reply -aq<Enter>";
+            Rr = ":reply<Enter>";
+            Rq = ":reply -q<Enter>";
+
+            H = ":toggle-headers<Enter>";
+            "<C-k>" = ":prev-part<Enter>";
+            "<C-j>" = ":next-part<Enter>";
+            J = ":next <Enter>";
+            K = ":prev<Enter>";
+          };
+
+          "view::passthrough" = {
+            "$noinherit" = "true";
+            "$ex" = "<C-x>";
+            "<Esc>" = ":toggle-key-passthrough<Enter>";
+          };
+
+          compose = {
+            # Keybindings used when the embedded terminal is not selected in the compose
+            # view
+            "$noinherit" = "true";
+            "$ex" = "<C-x>";
+            "<C-k>" = ":prev-field<Enter>";
+            "<C-j>" = ":next-field<Enter>";
+            "<A-p>" = ":switch-account -p<Enter>";
+            "<A-n>" = ":switch-account -n<Enter>";
+            "<tab>" = ":next-field<Enter>";
+            "<C-p>" = ":prev-tab<Enter>";
+            "<C-n>" = ":next-tab<Enter>";
+          };
+
+          "compose::editor" = {
+            # Keybindings used when the embedded terminal is selected in the compose view
+            "$noinherit" = "true";
+            "$ex" = "<C-x>";
+            "<C-k>" = ":prev-field<Enter>";
+            "<C-j>" = ":next-field<Enter>";
+            "<C-p>" = ":prev-tab<Enter>";
+            "<C-n>" = ":next-tab<Enter>";
+          };
+
+          "compose::review" = {
+            # Keybindings used when reviewing a message to be sent
+            y = ":send <Enter>";
+            n = ":abort<Enter>";
+            p = ":postpone<Enter>";
+            q = ":choose -o d discard abort -o p postpone postpone<Enter>";
+            e = ":edit<Enter>";
+            a = ":attach<space>";
+            d = ":detach<space>";
+          };
+
+          terminal = {
+            "$noinherit" = "true";
+            "$ex" = "<C-x>";
+            "<C-p>" = ":prev-tab<Enter>";
+            "<C-n>" = ":next-tab<Enter>";
+          };
+
+        };
+        extraConfig = {
+          general.unsafe-accounts-conf = true;
+          viewer = { pager = "${pkgs.less}/bin/less -R"; };
+          filters = {
+            "text/plain" =
+              "${pkgs.gawk}/bin/awk -f ${pkgs.aerc}/share/aerc/filters/colorize";
+            "text/calendar" =
+              "${pkgs.gawk}/bin/awk -f ${pkgs.aerc}/share/aerc/filters/calendar";
+            "text/html" =
+              "${pkgs.aerc}/share/aerc/filters/html"; # Requires w3m, dante
+            # "text/html" =
+            #   "${pkgs.aerc}/share/aerc/filters/html | ${pkgs.aerc}/share/aerc/filters/colorize";
+            # "text/*" =
+            #   ''${pkgs.bat}/bin/bat -fP --file-name="$AERC_FILENAME "'';
+            "message/delivery-status" =
+              "${pkgs.gawk}/bin/awk -f ${pkgs.aerc}/share/aerc/filters/colorize";
+            "message/rfc822" =
+              "${pkgs.gawk}/bin/awk -f ${pkgs.aerc}/share/aerc/filters/colorize";
+            "application/x-sh" = "${pkgs.bat}/bin/bat -fP -l sh";
+          };
+        };
+      };
+      accounts.email.accounts.home.aerc = {
+        enable = true;
+        extraAccounts = {
+          check-mail = "1m";
+          check-mail-cmd = "${pkgs.isync}/bin/mbsync -a";
+        };
+      };
+
+      programs.fish.shellAbbrs = { ae = "aerc"; };
+
+    };
+
+  };
+}

modules/mail/default.nix

@@ -0,0 +1,83 @@
+{ config, pkgs, lib, ... }: {
+
+  imports = [ ./himalaya.nix ./aerc.nix ];
+
+  options = {
+    mailUser = lib.mkOption {
+      type = lib.types.str;
+      description = "User name for the email address.";
+      default = config.user;
+    };
+    mailServer = lib.mkOption {
+      type = lib.types.str;
+      description = "Server name for the email address.";
+    };
+  };
+
+  config = {
+
+    home-manager.users.${config.user} = {
+      programs.mbsync = { enable = true; };
+      services.mbsync = lib.mkIf pkgs.stdenv.isLinux {
+        enable = true;
+        frequency = "*:0/5";
+      };
+      accounts.email = {
+        maildirBasePath = "${config.homePath}/mail";
+        accounts = {
+          home = let address = "${config.mailUser}@${config.mailServer}";
+          in {
+            userName = address;
+            realName = config.fullName;
+            primary = true;
+            inherit address;
+            aliases = map (mailUser: "${mailUser}@${config.mailServer}") [
+              "me"
+              "hey"
+              "admin"
+            ];
+            alot = { };
+            flavor = "plain";
+            folders = { };
+            getmail = { };
+            imap = {
+              host = "imap.purelymail.com";
+              port = 993;
+              tls.enable = true;
+            };
+            imapnotify = {
+              enable = false;
+              boxes = [ ];
+              onNotify = "";
+              onNotifyPost = "";
+            };
+            maildir = { path = "main"; };
+            mbsync = {
+              enable = true;
+              create = "maildir";
+              expunge = "none";
+              remove = "none";
+              patterns = [ "*" ];
+              extraConfig.channel = {
+                CopyArrivalDate = "yes"; # Sync time of original message
+              };
+            };
+            mu.enable = false;
+            notmuch.enable = false;
+            passwordCommand =
+              "${pkgs.age}/bin/age --decrypt --identity ${config.identityFile} ${
+                builtins.toString ../../private/mailpass.age
+              }";
+            smtp = {
+              host = "smtp.purelymail.com";
+              port = 465;
+              tls.enable = true;
+            };
+          };
+        };
+      };
+
+    };
+
+  };
+}

modules/mail/himalaya.nix

@@ -1,87 +1,17 @@
-{ config, pkgs, lib, ... }: {
-
-  options = {
-    mailUser = lib.mkOption {
-      type = lib.types.str;
-      description = "User name for the email address.";
-      default = config.user;
-    };
-    mailServer = lib.mkOption {
-      type = lib.types.str;
-      description = "Server name for the email address.";
-    };
-  };
+{ config, ... }: {
 
   config = {
 
     home-manager.users.${config.user} = {
 
       programs.himalaya = { enable = true; };
-      programs.mbsync = { enable = true; };
-      services.mbsync = lib.mkIf pkgs.stdenv.isLinux {
+      accounts.email.accounts.home.himalaya = {
         enable = true;
-        frequency = "*:0/5";
-      };
-
-      accounts.email = {
-        maildirBasePath = "${config.homePath}/mail";
-        accounts = {
-          home = let address = "${config.mailUser}@${config.mailServer}";
-          in {
-            userName = address;
-            realName = config.fullName;
-            primary = true;
-            inherit address;
-            aliases = map (mailUser: "${mailUser}@${config.mailServer}") [
-              "me"
-              "hey"
-              "admin"
-            ];
-            alot = { };
-            flavor = "plain";
-            folders = { };
-            getmail = { };
-            himalaya = {
-              enable = true;
-              settings = {
-                downloads-dir = config.userDirs.download;
-                smtp-insecure = true;
-              };
-            };
-            imap = {
-              host = "imap.purelymail.com";
-              port = 993;
-              tls.enable = true;
-            };
-            imapnotify = {
-              enable = false;
-              boxes = [ ];
-              onNotify = "";
-              onNotifyPost = "";
-            };
-            maildir = { path = "main"; };
-            mbsync = {
-              enable = true;
-              create = "maildir";
-              expunge = "none";
-              remove = "none";
-              patterns = [ "*" ];
-              extraConfig.channel = {
-                CopyArrivalDate = "yes"; # Sync time of original message
-              };
-            };
-            mu.enable = false;
-            notmuch.enable = false;
-            passwordCommand =
-              "${pkgs.age}/bin/age --decrypt --identity ${config.identityFile} ${
-                builtins.toString ../../private/mailpass.age
-              }";
-            smtp = {
-              host = "smtp.purelymail.com";
-              port = 465;
-              tls.enable = true;
-            };
-          };
+        settings = {
+          backend = "imap";
+          sender = "smtp";
+          downloads-dir = config.userDirs.download;
+          smtp-insecure = true;
         };
       };
 

modules/neovim/lua/packer/lsp.lua

@@ -79,6 +79,7 @@ M.packer = function(use)
                 return vim.fn.executable(program) == 1
             end
 
+            local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
             require("null-ls").setup({
                 sources = {
                     require("null-ls").builtins.formatting.stylua.with({
@@ -132,15 +133,15 @@ M.packer = function(use)
                     -- require("null-ls").builtins.diagnostics.pylint,
                 },
                 -- Format on save
-                on_attach = function(client)
-                    if client.server_capabilities.document_formatting then
-                        local id = vim.api.nvim_create_augroup("LspFormatting", {
-                            clear = true,
-                        })
+                on_attach = function(client, bufnr)
+                    if client.supports_method("textDocument/formatting") then
+                        vim.api.nvim_clear_autocmds({ group = augroup, buffer = bufnr })
                         vim.api.nvim_create_autocmd("BufWritePre", {
-                            group = id,
-                            pattern = "*",
-                            callback = vim.lsp.buf.format,
+                            group = augroup,
+                            buffer = bufnr,
+                            callback = function()
+                                vim.lsp.buf.format({ bufnr = bufnr })
+                            end,
                         })
                     end
                 end,

modules/neovim/lua/packer/misc.lua

@@ -53,10 +53,12 @@ M.packer = function(use)
                     symbols = { " ", "-", "x" },
                 },
             })
-            -- Save when moving to new buffer
             vim.api.nvim_create_autocmd("FileType", {
                 pattern = "markdown",
-                command = "set autowriteall",
+                callback = function()
+                    vim.o.autowriteall = true -- Save in new buffer
+                    vim.o.wrapmargin = 79 -- Wrap text automatically
+                end,
             })
         end,
     })

modules/neovim/lua/packer/speed.lua

@@ -8,49 +8,6 @@ M.packer = function(use)
             require("impatient")
         end,
     })
-
-    -- Improve speed and filetype detection
-    use({
-        "nathom/filetype.nvim",
-        config = function()
-            -- Filetype for .env files
-            local envfiletype = function()
-                vim.bo.filetype = "text"
-                vim.bo.syntax = "sh"
-            end
-            -- Force filetype patterns that Vim doesn't know about
-            require("filetype").setup({
-                overrides = {
-                    extensions = {
-                        Brewfile = "brewfile",
-                        muttrc = "muttrc",
-                        tfvars = "terraform",
-                        tf = "terraform",
-                    },
-                    literal = {
-                        Caskfile = "brewfile",
-                        [".gitignore"] = "gitignore",
-                        config = "config",
-                    },
-                    complex = {
-                        [".*git/config"] = "gitconfig",
-                        ["tmux.conf%..*link"] = "tmux",
-                        ["gitconfig%..*link"] = "gitconfig",
-                        [".*ignore%..*link"] = "gitignore",
-                        [".*%.toml%..*link"] = "toml",
-                    },
-                    function_extensions = {},
-                    function_literal = {
-                        [".envrc"] = envfiletype,
-                        [".env"] = envfiletype,
-                        [".env.dev"] = envfiletype,
-                        [".env.prod"] = envfiletype,
-                        [".env.example"] = envfiletype,
-                    },
-                },
-            })
-        end,
-    })
 end
 
 return M

modules/neovim/lua/settings.lua

@@ -32,8 +32,6 @@ vim.opt.completeopt = {
     "menuone",
     "noselect",
 }
--- Required until 0.6.0: do not source the default filetype.vim
-vim.g.did_load_filetypes = 1
 
 -- Remember last position when reopening file
 vim.api.nvim_exec(
@@ -77,6 +75,13 @@ vim.api.nvim_exec(
     false
 )
 
+vim.api.nvim_create_autocmd("FileType", {
+    pattern = "*.eml",
+    callback = function()
+        vim.o.wrapmargin = 79 -- Wrap text automatically
+    end,
+})
+
 -- Netrw
 vim.g.netrw_liststyle = 3 -- Change style to 'tree' view
 vim.g.netrw_banner = 0 -- Remove useless banner