(*
 File: OmniFocus_Due_List.scpt
 Summary: Create .md file for list of tasks due and deferred +/- 7d from current date.
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 Script based on Justin Lancy (@veritrope) from Veritrope.com
 http://veritrope.com/code/write-todays-completed-tasks-in-omnifocus-to-a-text-file
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 Revision: 5.1
 Revised: 2024-06-25
 Rev Notes: Cleaned up old code comments and legacy date functions
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 *)

 --Date string calcs to get current date in ISO format
 set strYear to year of (current date) as integer

 if (month of (current date) as integer) < 10 then
 set strMonth to "0" & (month of (current date) as integer)
 else
 set strMonth to month of (current date) as integer
 end if

 if (day of (current date) as integer) < 10 then
 set strDay to "0" & (day of (current date) as integer)
 else
 set strDay to day of (current date) as integer
 end if

 set str_date to "" & strYear & "-" & strMonth & "-" & strDay

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 -- Set File/Path name of output Markdown file

 -- /* Set output folder to Desktop */
 -- set theFilePath to ((path to desktop folder) as string) & "Open Action Items - " & str_date & ".md"

 -- /* Set output folder to Documents */  
 set theFilePath to ((path to documents folder) as string) & "Open Action Items - " & str_date & ".md"

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 --Get OmniFocus task list
 set due_Tasks to my OmniFocus_TaskList()

 --Output .MD text file
 my write_File(theFilePath, due_Tasks)

 --Set OmniFocus Due Task List
 on OmniFocus_TaskList()
 set endDate to (current date) + (7 * days)
 set startDate to (current date) - (7 * days)
set CurrDate to date (short date string of (startDate))
-- set CurrDatetxt to short date string of date (short date string of (current date))
 set endDatetxt to date (short date string of (endDate))
tell application "OmniFocus"
    tell default document
        set refDueTaskList to a reference to (flattened tasks where (due date > startDate and due date < endDatetxt and completed = false))
        set {lstName, lstProject, lstContext, lstDueDate} to {name, name of its containing project, name of its primary tag, due date} of refDueTaskList
        set strDueText to "Tasks Due this week: " & return & return
        repeat with iTask from 1 to count of lstName
        set {varTaskName, varProject, varContext, varDueDate} to {item iTask of lstName, item iTask of lstProject, item iTask of lstContext, item iTask of lstDueDate}
        if (varDueDate < (current date)) then
            set strDueDate to "<span style=\"color:red\">" & short date string of varDueDate & "</span>"
        else
        --set strDueDate to short date string of varDueDate
        set strDueDate to "<span style=\" font-weight: 450\">" & short date string of varDueDate & "</span>"
        end if
        set strDueText to strDueText & "▢ " & varTaskName & " " & strDueDate
        set strDueText to strDueText & return
    end repeat
    end tell

    tell default document
        set refDeferTaskList to a reference to (flattened tasks where (defer date < endDatetxt and (due date < CurrDate or due date is missing value) and completed = false))
        set {lstDeferName, lstDeferProject, lstDeferTag, lstDeferDate} to {name, name of its containing project, name of its primary tag, defer date} of refDeferTaskList
        set strDeferText to "<br />" & "<hr>" & space & return & space & return & "Tasks Deferred to start this week:" & return & return
        repeat with iDeferTask from 1 to count of lstDeferName
        set {varDeferTaskName, varDeferProj, varDeferTag, varDeferDate} to {item iDeferTask of lstDeferName, item iDeferTask of lstDeferProject, item iDeferTask of lstDeferTag, item iDeferTask of lstDeferDate}
        if (varDeferDate < (current date)) then
            set strDeferTask to "<span style=\"color:blue\">" & short date string of varDeferDate & "</span>"
        else
            set strDeferTask to "<span style=\" font-weight: 450\">" & short date string of varDeferDate & "</span>"
        end if
        set strDeferText to strDeferText & "▢ " & varDeferTaskName & " " & strDeferTask
        set strDeferText to strDeferText & return
    end repeat
    end tell
end tell
set strGlobalList to strDueText & strDeferText
strGlobalList
end OmniFocus_TaskList

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-- Writes collected task list .MD file
on write_File(theFilePath, due_Tasks)
set theText to due_Tasks
-- This following line will allow existing file to be overwritten if file already exists
tell application "System Events" to if (exists file theFilePath) then delete file theFilePath
    set theFileReference to open for access theFilePath with write permission
    write theText to theFileReference as «class utf8»
    close access the theFileReference
end write_File

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(*
Comment out remaining lines if you do not use Marked 2 as your MD viewer
*)
tell application "Marked 2"
    open file theFilePath
end tell