From d8232b77c7fe48b3796d59e6914373f2bd1bd91e Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Wed, 8 Sep 2021 15:19:50 +0200
Subject: feeds: afew

---
 overlays/afew.nix              | 12 ++++++++++++
 user-profiles/feeds/module.nix | 32 +++++++++++++++++++++++++-------
 2 files changed, 37 insertions(+), 7 deletions(-)
 create mode 100644 overlays/afew.nix

diff --git a/overlays/afew.nix b/overlays/afew.nix
new file mode 100644
index 00000000..5075d678
--- /dev/null
+++ b/overlays/afew.nix
@@ -0,0 +1,12 @@
+final: prev: {
+  afew = prev.afew.overrideAttrs (oldAttrs: {
+    src = prev.fetchgit {
+      url = "https://github.com/gkleen/afew.git";
+      rev = "7b96c73000152188bf8ec9168721f26f5bd01aa6";
+      sha256 = "09pmfyxq2j0rqvdisahpxpskvxckksx6gq9axdc83ppkws25iprm";
+      leaveDotGit = true;
+    };
+
+    nativeBuildInputs = oldAttrs.nativeBuildInputs or [] ++ [ final.git ];
+  });
+}
diff --git a/user-profiles/feeds/module.nix b/user-profiles/feeds/module.nix
index 854083ee..da992b8c 100644
--- a/user-profiles/feeds/module.nix
+++ b/user-profiles/feeds/module.nix
@@ -5,7 +5,6 @@ with lib;
 let
   inherit (flakeInputs.home-manager.lib) hm;
 
-  configPath = "${config.xdg.configHome}/feeds/notmuchrc";
   databasePath = "${config.xdg.dataHome}/feeds";
 
   imm =
@@ -131,6 +130,30 @@ let
 
     search = { exclude_tags = ["deleted"]; };
   };
+  configPath = pkgs.writeText "notmuchrc" (generators.toINI { mkKeyValue = mkIniKeyValue; } notmuchIni);
+
+  afewConfigDir = pkgs.symlinkJoin {
+    name = "afew-config";
+    paths = [
+      (pkgs.writeTextDir "config" ''
+         [InboxFilter]
+      '')
+    ];
+  };
+
+  notmuchHooksDir =
+    let
+      afewHook = pkgs.writeShellScript "afew" ''
+        exec -- ${pkgs.afew}/bin/afew -c ${afewConfigDir} -C ${configPath} --tag --new -vv
+      '';
+    in pkgs.linkFarm "notmuch-hooks" [
+      { name = "post-new";
+        path = afewHook;
+      }
+      { name = "post-insert";
+        path = afewHook;
+      }
+    ];
 in {
   config = {
     home.packages = [ immWrapped ];
@@ -138,12 +161,6 @@ in {
     home.activation.createImm = hm.dag.entryAfter ["writeBoundary"] ''
       $DRY_RUN_CMD mkdir -p $VERBOSE_ARG ${config.xdg.configHome}/imm
     '';
-
-    xdg.configFile."feeds/notmuchrc".text =
-      let toIni = generators.toINI { mkKeyValue = mkIniKeyValue; };
-      in ''
-        # Generated by Home Manager.
-      '' + toIni notmuchIni;
     
     home.activation.createFeedsDatabase = hm.dag.entryAfter ["linkGeneration" "writeBoundary"] ''
       $DRY_RUN_CMD mkdir -p -m 0750 $VERBOSE_ARG ${databasePath}
@@ -155,6 +172,7 @@ in {
           fi
           NOTMUCH_CONFIG=${configPath} $DRY_RUN_CMD ${pkgs.notmuch}/bin/notmuch new $NOTMUCH_VERBOSE_ARG
       fi
+      $DRY_RUN_CMD ln -Tsf $VERBOSE_ARG ${notmuchHooksDir} ${databasePath}/.notmuch/hooks
     '';
 
     systemd.user.services."logrotate-imm" = {
-- 
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