1 files changed, 34 insertions, 0 deletions
diff --git a/runtime/lua/core/theme.lua b/runtime/lua/core/theme.lua
new file mode 100644
index 0000000..cead212
--- /dev/null
+++ b/runtime/lua/core/theme.lua
@@ -0,0 +1,34 @@
+local M = {}
+
+local function rgba(hex)
+  local h = hex:gsub("#", "")
+  if #h ~= 6 then
+    return 0, 0, 0, 255
+  end
+
+  local r = tonumber(h:sub(1, 2), 16) or 0
+  local g = tonumber(h:sub(3, 4), 16) or 0
+  local b = tonumber(h:sub(5, 6), 16) or 0
+  return r, g, b, 255
+end
+
+local default_map = {
+  bg_top = "base00",
+  bg_bottom = "base01",
+  text = "base05",
+  cursor = "base08",
+  accent = "base09",
+}
+
+function M.apply_base16(palette, color_map)
+  local map = color_map or default_map
+  for editor_color, base_key in pairs(map) do
+    local hex = palette[base_key]
+    if hex then
+      local r, g, b, a = rgba(hex)
+      editor.set_theme_color(editor_color, r, g, b, a)
+    end
+  end
+end
+
+return M