feat(status): add mini.diff support to git diff components

Author: mehalter

lua/astroui/status/component.lua

@@ -224,7 +224,7 @@ function M.git_diff(opts)
     surround = { separator = "left", color = "git_diff_bg", condition = condition.git_changed },
     update = {
       "User",
-      pattern = { "GitSignsUpdate", "GitSignsChanged" },
+      pattern = { "GitSignsUpdate", "GitSignsChanged", "MiniDiffUpdated" },
       callback = function() vim.schedule(vim.cmd.redrawstatus) end,
     },
     init = init.update_events { "BufEnter" },

lua/astroui/status/condition.lua

@@ -94,8 +94,15 @@ end
 function M.git_changed(bufnr)
   if type(bufnr) == "table" then bufnr = bufnr.bufnr end
   if not bufnr then bufnr = 0 end
-  local git_status = vim.b[bufnr].gitsigns_status_dict
-  return git_status and (git_status.added or 0) + (git_status.removed or 0) + (git_status.changed or 0) > 0
+  local git_status, total
+  if vim.b[bufnr].gitsigns_status_dict then -- gitsigns support
+    git_status = vim.b[bufnr].gitsigns_status_dict
+    total = (git_status.added or 0) + (git_status.removed or 0) + (git_status.changed or 0)
+  elseif vim.b[bufnr].minidiff_summary then -- mini.diff support
+    git_status = vim.b[bufnr].minidiff_summary
+    total = (git_status.add or 0) + (git_status.delete or 0) + (git_status.change or 0)
+  end
+  return total and total > 0
 end
 
 --- A condition function if the current buffer is modified

lua/astroui/status/provider.lua

@@ -433,6 +433,8 @@ function M.git_branch(opts)
   return function(self) return status_utils.stylize(vim.b[self and self.bufnr or 0].gitsigns_head or "", opts) end
 end
 
+local minidiff_types = { added = "add", changed = "change", removed = "delete" }
+
 --- A provider function for showing the current git diff count of a specific type
 ---@param opts? table options for type of git diff and options passed to the stylize function
 ---@return function|nil # the function for outputting the git diff
@@ -441,11 +443,13 @@ end
 function M.git_diff(opts)
   if not opts or not opts.type then return end
   return function(self)
-    local status = vim.b[self and self.bufnr or 0].gitsigns_status_dict
-    return status_utils.stylize(
-      status and status[opts.type] and status[opts.type] > 0 and tostring(status[opts.type]) or "",
-      opts
-    )
+    local bufnr, total = self and self.bufnr or 0, nil
+    if vim.b[bufnr].gitsigns_status_dict then -- gitsigns support
+      total = vim.b[bufnr].gitsigns_status_dict[opts.type]
+    elseif vim.b[bufnr].minidiff_summary then -- mini.diff support
+      total = vim.b[bufnr].minidiff_summary[minidiff_types[opts.type]]
+    end
+    return status_utils.stylize(total and total > 0 and tostring(total) or "", opts)
   end
 end