feat(diff): improve progress indicator for apply_diff tool (#2758)

Add animated dots to progress indicator based on content length
Optimize when progress updates are shown (every 10 characters)
Move searchBlockCount calculation inside conditional blocks
Skip unnecessary ask operations when toolProgressStatus is empty

Author: qdaxb

src/core/diff/strategies/multi-search-replace.ts

@@ -574,12 +574,13 @@ Only use a single line of '=======' between search and replacement content, beca
 		const diffContent = toolUse.params.diff
 		if (diffContent) {
 			const icon = "diff-multiple"
-			const searchBlockCount = (diffContent.match(/SEARCH/g) || []).length
 			if (toolUse.partial) {
-				if (diffContent.length < 1000 || (diffContent.length / 50) % 10 === 0) {
+				if (Math.floor(diffContent.length / 10) % 10 === 0) {
+					const searchBlockCount = (diffContent.match(/SEARCH/g) || []).length
 					return { icon, text: `${searchBlockCount}` }
 				}
 			} else if (result) {
+				const searchBlockCount = (diffContent.match(/SEARCH/g) || []).length
 				if (result.failParts?.length) {
 					return {
 						icon,

src/core/tools/applyDiffTool.ts

@@ -42,6 +42,10 @@ export async function applyDiffTool(
 				toolProgressStatus = cline.diffStrategy.getProgressStatus(block)
 			}
 
+			if (toolProgressStatus && Object.keys(toolProgressStatus).length === 0) {
+				return
+			}
+
 			const partialMessage = JSON.stringify(sharedMessageProps)
 			await cline.ask("tool", partialMessage, block.partial, toolProgressStatus).catch(() => {})
 			return