Use relative paths for file references in contexts

Makes data smaller and faster

Signed-off-by: Tomas Slusny <[email protected]>

Author: deathbeam

lua/CopilotChat/config.lua

@@ -141,7 +141,7 @@ return {
         vim.ui.select(
           vim.tbl_map(
             function(buf)
-              return { id = buf, name = vim.api.nvim_buf_get_name(buf) }
+              return { id = buf, name = vim.fn.fnamemodify(vim.api.nvim_buf_get_name(buf), ':p:.') }
             end,
             vim.tbl_filter(function(buf)
               return vim.api.nvim_buf_is_loaded(buf) and vim.fn.buflisted(buf) == 1

lua/CopilotChat/context.lua

@@ -85,6 +85,10 @@ function M.files(pattern)
     return {}
   end
 
+  files = vim.tbl_map(function(file)
+    return vim.fn.fnamemodify(file, ':p:.')
+  end, files)
+
   local out = {}
 
   -- Create embeddings in chunks
@@ -116,7 +120,7 @@ function M.file(filename)
 
   return {
     content = table.concat(content, '\n'),
-    filename = filename,
+    filename = vim.fn.fnamemodify(filename, ':p:.'),
     filetype = vim.filetype.match({ filename = filename }),
   }
 end
@@ -127,6 +131,7 @@ end
 ---@return CopilotChat.copilot.embed?
 function M.outline(bufnr)
   local name = vim.api.nvim_buf_get_name(bufnr)
+  name = vim.fn.fnamemodify(name, ':p:.')
   local ft = vim.bo[bufnr].filetype
 
   -- If buffer is not too big, just return the content