(*

File: main.applescript

Abstract: Implementation for Duplicate Finder Items Automator action

Version: 1.0

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*)

on run {input, parameters}

    -- read settings from user interface

    set to_location to (|toLocation| of parameters)

    set return_duplicate_items to (|returnDuplicateItems| of parameters) as boolean

    -- convert POSIX path possibly containing a ~ to an AppleScript alias

    if to_location is not "" then -- AMPathPopUpButton returns an empty string for placeholder selection 

        try

            set target_folder to call method "stringByExpandingTildeInPath" of to_location

            set target_folder to (POSIX file target_folder)

            set target_folder to target_folder as alias

        on error

            error number -43 from the target_folder

        end try

    end if

    set duplicate_Finder_items to {}

    if to_location is "" then -- if the user left the To: popup set to 'Same folder'

        tell application "Finder" to duplicate input

    else

        tell application "Finder" to duplicate input to target_folder

    end if

    set duplicate_Finder_items to the result

    if return_duplicate_items then

        -- convert the Finder reference for each duplicate item to an AppleScript alias

        set duplicate_item_aliases to {}

        tell application "System Events"

            repeat with i from 1 to number of items of duplicate_Finder_items

                set the end of duplicate_item_aliases to (item i of duplicate_Finder_items) as alias

            end repeat

        end tell

        return duplicate_item_aliases

    end if

    return input

end run