tell application id "DNtp"
	try
		set selectedRecords to selection
		if (count of selectedRecords) = 0 then
			display dialog "Please select one or more files first" buttons {"OK"} default button 1
			return
		end if
		
		set taggedCount to 0
		set errorFiles to {}
		
		repeat with theRecord in selectedRecords
			try
				-- Try multiple methods to get content
				set recordContent to ""
				try
					set recordContent to content of theRecord
				on error
					try
						set recordContent to plain text of theRecord
					on error
						try
							set recordContent to rich text of theRecord
						end try
					end try
				end try
				
				if recordContent is "" then
					error "Could not read content"
				end if
				
				-- Check for Hoàng Thị Quỳnh Hoa
				if (recordContent contains "Hoàng Thị Quỳnh Hoa") then
					if not (tags of theRecord contains "PB.Hoa") then
						set tags of theRecord to tags of theRecord & "PB.Hoa"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for Đặng Thu Thủy
				if (recordContent contains "Đặng Thu Thủy") then
					if not (tags of theRecord contains "PB.Thuỷ") then
						set tags of theRecord to tags of theRecord & "PB.Thuỷ"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for Định Quang Dân
				if (recordContent contains "Đinh Quang Dân") then
					if not (tags of theRecord contains "PB.Dân") then
						set tags of theRecord to tags of theRecord & "PB.Dân"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for Lê Hải Hà
				if (recordContent contains "Lê Hải Hà") then
					if not (tags of theRecord contains "TB.Hà") then
						set tags of theRecord to tags of theRecord & "TB.Hà"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for Phạm Minh Thư
				if (recordContent contains "Phạm Minh Thư") then
					if not (tags of theRecord contains "PB.Thư") then
						set tags of theRecord to tags of theRecord & "PB.Thư"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for Chu Ngọc Quý
				if (recordContent contains "Chu Ngọc Quý") then
					if not (tags of theRecord contains "PB.Quý") then
						set tags of theRecord to tags of theRecord & "PB.Quý"
						set taggedCount to taggedCount + 1
					end if
				end if
				
				-- Check for THƯ CÔNG TÁC (strictly case sensitive)
				considering case
					if (recordContent contains "THƯ CÔNG TÁC") then
						if not (tags of theRecord contains "TCT") then
							set tags of theRecord to tags of theRecord & "TCT"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for TỜ TRÌNH (strictly case sensitive)
				considering case
					if (recordContent contains "TỜ TRÌNH") then
						if not (tags of theRecord contains "TTr") then
							set tags of theRecord to tags of theRecord & "TTr"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for GIẤY MỜI (strictly case sensitive)
				considering case
					if (recordContent contains "GIẤY MỜI") then
						if not (tags of theRecord contains "GM") then
							set tags of theRecord to tags of theRecord & "GM"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for PHIẾU YÊU CẦU (strictly case sensitive)
				considering case
					if (recordContent contains "PHIẾU YÊU CẦU") then
						if not (tags of theRecord contains "PYC") then
							set tags of theRecord to tags of theRecord & "PYC"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for NGHỊ QUYẾT (strictly case sensitive)
				considering case
					if (recordContent contains "NGHỊ QUYẾT") then
						if not (tags of theRecord contains "NQ") then
							set tags of theRecord to tags of theRecord & "NQ"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for THÔNG BÁO (strictly case sensitive)
				considering case
					if (recordContent contains "THÔNG BÁO") then
						if not (tags of theRecord contains "TB") then
							set tags of theRecord to tags of theRecord & "TB"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for BÁO CÁO (strictly case sensitive)
				considering case
					if (recordContent contains "BÁO CÁO") then
						if not (tags of theRecord contains "BC") then
							set tags of theRecord to tags of theRecord & "BC"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
				-- Check for PHIẾU GIAO VIỆC (strictly case sensitive)
				considering case
					if (recordContent contains "PHIẾU GIAO VIỆC") then
						if not (tags of theRecord contains "PGV") then
							set tags of theRecord to tags of theRecord & "PGV"
							set taggedCount to taggedCount + 1
						end if
					end if
				end considering
				
			on error errText
				-- Add the problematic file to our list with error details
				set errorFiles to errorFiles & ((name of theRecord) & " (Error: " & errText & ")" & return)
			end try
		end repeat
		
		-- Show results
		if (count of errorFiles) > 0 then
			display dialog "Added " & taggedCount & " tags." & return & return & "The following files could not be read:" & return & errorFiles buttons {"OK"} default button 1
		else
			display notification "Successfully added " & taggedCount & " tags to all selected files."
		end if
		
	on error errMsg
		display dialog "Error: " & errMsg buttons {"OK"} default button 1
	end try
end tell