From caf12828a301e02f7ed1298a26c9c463b9a5e9be Mon Sep 17 00:00:00 2001
From: Malte Brandy <malte.brandy@maralorn.de>
Date: Wed, 16 Sep 2020 23:35:26 +0200
Subject: [PATCH] Track taskwarrior-git

---
 home-manager/roles/taskwarrior.nix   |  1 +
 nix/sources.json                     | 22 +++++++++++++++++-----
 overlays/taskwarrior-git/default.nix |  3 +++
 3 files changed, 21 insertions(+), 5 deletions(-)
 create mode 100644 overlays/taskwarrior-git/default.nix

diff --git a/home-manager/roles/taskwarrior.nix b/home-manager/roles/taskwarrior.nix
index b9a23bd6..24992f00 100644
--- a/home-manager/roles/taskwarrior.nix
+++ b/home-manager/roles/taskwarrior.nix
@@ -1,4 +1,5 @@
 { lib, pkgs, config, ... }: {
+  home.packages = [ pkgs.taskwarrior-git ];
   services.taskwarrior-sync = {
     enable = true;
     frequency = "*:0/1";
diff --git a/nix/sources.json b/nix/sources.json
index 41b5a7a2..7fe0c386 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -11,6 +11,12 @@
         "url": "https://github.com/rycee/home-manager/archive/472ca211cac604efdf621337067a237be9df389e.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
+    "kassandra": {
+        "ref": "master",
+        "repo": "https://git.darmstadt.ccc.de/maralorn/kassandra",
+        "rev": "8abb3558ac2253733cdc53d973ce283846f38984",
+        "type": "git"
+    },
     "nix-direnv": {
         "branch": "master",
         "description": "A fast, persistent use_nix implementation for direnv [maintainer=@Mic92] ",
@@ -95,11 +101,17 @@
         "url": "https://github.com/obsidiansystems/obelisk/archive/4f2d3f1c1312d833ae814b7a86cf7b65ea0614ec.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
-    "kassandra": {
-        "ref": "master",
-        "repo": "https://git.darmstadt.ccc.de/maralorn/kassandra",
-        "rev": "8abb3558ac2253733cdc53d973ce283846f38984",
-        "type": "git"
+    "taskwarrior-git-backend": {
+        "branch": "master",
+        "description": "An experimental task-sync alternative via git written in Haskell",
+        "homepage": null,
+        "owner": "maralorn",
+        "repo": "taskwarrior-git-backend",
+        "rev": "e29c4335e2cb10d6c73832dcbdf931fdc6872e94",
+        "sha256": "0pq2s75mj9dpk5lk7igx88641zs0bihp6yx8l5gipaqy2daydrz6",
+        "type": "tarball",
+        "url": "https://github.com/maralorn/taskwarrior-git-backend/archive/e29c4335e2cb10d6c73832dcbdf931fdc6872e94.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "unstable": {
         "branch": "nixos-unstable",
diff --git a/overlays/taskwarrior-git/default.nix b/overlays/taskwarrior-git/default.nix
new file mode 100644
index 00000000..ffa48e5c
--- /dev/null
+++ b/overlays/taskwarrior-git/default.nix
@@ -0,0 +1,3 @@
+self: super: {
+  taskwarrior-git = self.haskellPackages.callCabal2nix "taskwarrior-git" self.sources.taskwarrior-git-backend {};
+}