add statusclock plugin (#82)

2 files changed, 55 insertions, 0 deletions

diff --git a/README.md b/README.md
index 5e40895..e5d7481 100644
--- a/README.md
+++ b/README.md
@@ -128,6 +128,7 @@ Plugin | Description
 [`smallclock`](plugins/smallclock.lua?raw=1) | Displays the current time in the corner of the status view
 [`sort`](plugins/sort.lua?raw=1) | Sorts selected lines alphabetically
 [`spellcheck`](plugins/spellcheck.lua?raw=1) | Underlines misspelt words *([screenshot](https://user-images.githubusercontent.com/3920290/79923973-9caa7400-842e-11ea-85d4-7a196a91ca50.png))* *— note: on Windows a [`words.txt`](https://github.com/dwyl/english-words/blob/master/words.txt) dictionary file must be placed beside the exe*
+[`statusclock`](plugins/statusclock.lua?raw=1) | Displays the current date and time in the corner of the status view
 [`tabnumbers`](plugins/tabnumbers.lua?raw=1) | Displays tab numbers from 1–9 next to their names *([screenshot](https://user-images.githubusercontent.com/16415678/101285362-007a8500-37e5-11eb-869b-c10eb9d9d902.png))
 [`texcompile`](plugins/texcompile.lua?raw=1) | Compile Tex files into PDF
 [`theme16`](https://github.com/monolifed/theme16)* | Theme manager with base16 themes
diff --git a/plugins/statusclock.lua b/plugins/statusclock.lua
new file mode 100644
index 0000000..8289502
--- /dev/null
+++ b/plugins/statusclock.lua
@@ -0,0 +1,54 @@
+-- mod-version:2 -- lite-xl 2.0
+local core = require "core"
+local config = require "core.config"
+local style = require "core.style"
+local StatusView = require "core.statusview"
+local scan_rate = 1
+
+config.plugins.statusclock = {
+  time_format = "%H:%M:%S",
+  date_format = "%A, %d %B %Y"
+}
+
+local time_data = {
+  time_text = '',
+  date_text = '',
+}
+
+core.add_thread(function()
+  while true do
+    local time_text = os.date(config.plugins.statusclock.time_format)
+    local date_text = os.date(config.plugins.statusclock.date_format)
+    
+    if time_data.time_text ~= time_text or time_data.time_text ~= date_text then
+      core.redraw = true
+      time_data.time_text = time_text
+      time_data.date_text = date_text
+    end
+    
+    coroutine.yield(scan_rate)
+  end
+end)
+
+local get_items = StatusView.get_items
+
+function StatusView:get_items()
+  local left, right = get_items(self)
+  
+  local t = {
+    style.dim, 
+    self.separator,
+    style.dim and style.text,
+    time_data.date_text,
+    style.dim, 
+    self.separator,
+    style.dim and style.text,
+    time_data.time_text,
+  }
+  for _, item in ipairs(t) do
+    table.insert(right, item)
+  end
+
+  return left, right
+end
+