email: add initial email configuration

Configure the account and pull with mbsync. We run notmuch after the
pull.

2 files changed, 72 insertions, 0 deletions

diff --git a/users/fcuny/desktop/trust/default.nix b/users/fcuny/desktop/trust/default.nix
index cc5e70a..575d3e6 100644
--- a/users/fcuny/desktop/trust/default.nix
+++ b/users/fcuny/desktop/trust/default.nix
@@ -2,6 +2,7 @@
 
 {
   imports = [
+    ./email.nix
     ./git.nix
     ./pass.nix
     ./pgp.nix
diff --git a/users/fcuny/desktop/trust/email.nix b/users/fcuny/desktop/trust/email.nix
new file mode 100644
index 0000000..641166e
--- /dev/null
+++ b/users/fcuny/desktop/trust/email.nix
@@ -0,0 +1,71 @@
+{ pkgs, config, lib, ... }:
+
+{
+  accounts.email = {
+    maildirBasePath = "${config.home.homeDirectory}/.mail";
+    accounts = {
+      fastmail = rec {
+        primary = true;
+        address = "franck@fcuny.net";
+        userName = address;
+        passwordCommand = "pass email/imap.fastmail.com";
+        imap.host = "imap.fastmail.com";
+        mbsync = {
+          enable = true;
+          create = "maildir";
+          expunge = "both";
+        };
+        notmuch.enable = true;
+      };
+    };
+  };
+
+  programs.mbsync.enable = true;
+
+  programs.notmuch = {
+    enable = true;
+    maildir.synchronizeFlags = true;
+    new.tags = [ "new" ];
+    search.excludeTags = [ "spam" ];
+  };
+
+  xdg.configFile."mbsync/imap-sync.sh" = {
+    executable = true;
+    text = ''
+      #!${pkgs.stdenv.shell}
+      MAILDIR=$HOME/.mail/
+
+      # Strip UIDs from filenames when moving mails so that mbsync doesn't get confused.
+      mv_renamed() {
+        while IFS= read -r name; do
+        	flags=$(echo "$name" | cut -d':' -f2)
+          new_name="$(basename $name | awk -F ',' '{print $1}')"
+          [ -f "$name" ] && mv -nv "${name}" "${1}/${new_name}"
+        done
+      }
+
+      ${pkgs.notmuch}/bin/notmuch search --output=files -- not tag:inbox and folder:Fastmail/Inbox | mv_renamed ${MAILDIR}/Fastmail/Archive/cur
+  '';
+  };
+
+  systemd.user.services.mbsync = {
+    Unit = {
+      Description = "mbsync synchronization";
+    };
+    Service = {
+      Type = "oneshot";
+      ExecStartPre = "${config.xdg.configFile}/mbsync/imap-sync.sh";
+      ExecStart = "${pkgs.isync}/bin/mbsync -a";
+      ExecStartPost = "${pkgs.notmuch}/bin/notmuch new --quiet";
+    };
+  };
+
+  systemd.user.timers.mbsync = {
+    Unit = { Description = "mbsync synchronization"; };
+    Timer = {
+      OnBootSec = "30";
+      OnUnitActiveSec = "5m";
+    };
+    Install = { WantedBy = [ "timers.target" ]; };
+  };
+}