1 files changed, 102 insertions, 2 deletions
diff --git a/modules/communication/neomutt/mail/mbsync.nix b/modules/communication/neomutt/mail/mbsync.nix
index 28b7b2c..1d21377 100644
--- a/modules/communication/neomutt/mail/mbsync.nix
+++ b/modules/communication/neomutt/mail/mbsync.nix
@@ -1,7 +1,107 @@
-# Mailbox synchronization
-{ config, lib, ... }:
+{
+  config,
+  lib,
+  ...
+}@inputs:
+let
+  genValue =
+    v:
+    if lib.isList v then
+      lib.concatStringsSep " " (map genValue v)
+    else if lib.isBool v then
+      lib.hm.booleans.yesNo v
+    else if lib.isInt v then
+      toString v
+    else if lib.isString v then
+      if builtins.match ".* .*" v != null then ''"${lib.escape [ ''"'' ] v}"'' else v
+    else
+      throw "Unsupported mbsync value";
+
+  genSection = name: attrs: ''
+    ${name}
+    ${lib.concatStringsSep "\n" (lib.mapAttrsToList (n: v: "${n} ${genValue v}") attrs)}
+  '';
+
+  genAccount =
+    a:
+    let
+      mbsyncNames = (import ../lib.nix inputs).mbsyncNamesFromName a.name;
+
+      quick = {
+        Far = ":${mbsyncNames.servers.remote}:\"INBOX\"";
+        Near = ":${mbsyncNames.servers.local}:\"INBOX\"";
+        Create = "Near";
+        Expunge = "None";
+        Sync = [
+          "Pull"
+          "New"
+        ];
+        SyncState = "*";
+      };
+
+      full = {
+        Far = ":${mbsyncNames.servers.remote}:";
+        Near = ":${mbsyncNames.servers.local}:";
+        Patterns = a.mbsync.patterns;
+        Create = "Near";
+        Expunge = "Both";
+        Sync = "All";
+        SyncState = "*";
+      };
+    in
+    genSection "IMAPAccount ${mbsyncNames.base}" (
+      {
+        Host = a.imap.host;
+        User = a.userName;
+        PipelineDepth = 50;
+        TLSType =
+          if !a.imap.tls.enable then
+            "None"
+          else if a.imap.tls.useStartTls then
+            "STARTTLS"
+          else
+            "IMAPS";
+      }
+      // lib.optionalAttrs (a.passwordCommand != null) {
+        PassCmd = toString a.passwordCommand;
+      }
+      // lib.optionalAttrs (a.imap.tls.certificatesFile != null) {
+        CertificateFile = toString a.imap.tls.certificatesFile;
+      }
+      // lib.optionalAttrs (a.imap.port != null) {
+        Port = a.imap.port;
+      }
+    )
+
+    + "\n"
+    + genSection "IMAPStore ${mbsyncNames.servers.remote}" {
+      Account = mbsyncNames.base;
+    }
+
+    + "\n"
+    + genSection "MaildirStore ${mbsyncNames.servers.local}" {
+      Path = "${a.maildir.absPath}/";
+      Inbox = "${a.maildir.absPath}/${a.folders.inbox}";
+      SubFolders = "Verbatim";
+    }
+
+    + "\n"
+    + genSection "Channel ${mbsyncNames.channels.quick}" quick
+
+    + "\n"
+    + genSection "Channel ${mbsyncNames.channels.full}" full
+
+    + "\n";
+
+  accounts = lib.filter (a: a.enable && a.mbsync.enable) (
+    lib.attrValues config.accounts.email.accounts
+  );
+
+in
 {
   config = lib.mkIf config.communication.neomutt.enable {
     programs.mbsync.enable = true;
+
+    xdg.configFile."mbsync/.mbsyncrc".text = lib.concatStringsSep "\n" (map genAccount accounts);
   };
 }