1 files changed, 61 insertions, 0 deletions
diff --git a/plugins/gitstatus.lua b/plugins/gitstatus.lua
new file mode 100644
index 0000000..4fe043f
--- /dev/null
+++ b/plugins/gitstatus.lua
@@ -0,0 +1,61 @@
+local core = require "core"
+local config = require "core.config"
+local style = require "core.style"
+local StatusView = require "core.statusview"
+
+
+local git = {
+  branch = nil,
+  inserts = 0,
+  deletes = 0,
+}
+
+core.add_thread(function()
+  while true do
+    if system.get_file_info(".git") then
+      -- get branch name
+      local fp = io.popen("git rev-parse --abbrev-ref HEAD")
+      git.branch = fp:read("*l")
+      fp:close()
+
+      -- get diff
+      local fp = io.popen("git diff --stat")
+      local last_line = ""
+      for line in fp:lines() do last_line = line end
+      fp:close()
+      git.inserts = tonumber(last_line:match("(%d+) ins")) or 0
+      git.deletes = tonumber(last_line:match("(%d+) del")) or 0
+
+    else
+      git.branch = nil
+    end
+
+    coroutine.yield(config.project_scan_rate)
+  end
+end)
+
+
+local get_items = StatusView.get_items
+
+function StatusView:get_items()
+  if not git.branch then
+    return get_items(self)
+  end
+  local left, right = get_items(self)
+
+  local t = {
+    style.dim, self.separator,
+    (git.inserts ~= 0 or git.deletes ~= 0) and style.accent or style.text,
+    git.branch,
+    style.dim, "  ",
+    git.inserts ~= 0 and style.accent or style.text, "+", git.inserts,
+    style.dim, " / ",
+    git.deletes ~= 0 and style.accent or style.text, "-", git.deletes,
+  }
+  for _, item in ipairs(t) do
+    table.insert(right, item)
+  end
+
+  return left, right
+end
+