Inbox Sweeper

script

let initialDate = Date.today().addMonths(-1);
let initialTagSuggestion = "";

let f = () => {
   let p = Prompt.create();
   p.title = "Inbox Sweeper";
   p.message = "Archive drafts from the inbox which have not be modified since before the selected date. Optionally assign a tag to those drafts when archiving.";
   
   p.addDatePicker("date", "Date", initialDate, {
       "mode": "date",
       "maximumDate": Date.today()
   });
   p.addTextField("tag", "Assign tag", initialTagSuggestion, {
       "placeholder": "optional tag",
       "autocapitalization": "none"
   });
   p.addButton("Continue");
   
   if (!p.show()) {
       return 1; // cancel
   }
   
   let cutoffDate = p.fieldValues["date"];
   let assignTag = p.fieldValues["tag"];
   let queriedDrafts = Draft.query("", "inbox", [], [], "modified", true);
   let filteredDrafts = queriedDrafts.filter(d => d.modifiedAt < cutoffDate);
   
   if (filteredDrafts.length == 0) {
       alert("No drafts older than the selected date found, no changes made.");
       return 1;
   }

   let confirm = Prompt.create();
   confirm.title = "Archive Drafts";
   var msg = `Found ${filteredDrafts.length} draft(s). Archive these drafts?`;
   if (assignTag.length > 0) {
       msg += `\n\nArchived drafts will be assigned the tag "${assignTag}"`;
   }
   confirm.message = msg;
   confirm.addButton("Archive Drafts");
   
   if (!confirm.show()) {
       return 1; // cancelled
   }
   
   for (let d of filteredDrafts) {
       d.isArchived = true;
       if (assignTag.length > 0) {
           d.addTag(assignTag);
       }
       d.update();
   }
   
   console.log(`Archived ${filteredDrafts.length} drafts(s).`); 
   return 0;
};

let result = f();
switch (result) {
   case -1: context.fail(); break;
   case 1: context.cancel(); break;
}