var db = require('./mongo');

async function asyncForEach(array, callback) {
    for (let index = 0; index < array.length; index++) {
        await callback(array[index], index, array);
    }
}
  
async function toObjectId(model, fieldName){
    var filter = {};
    filter[fieldName] = {$type : 2};
    var results = await model.find(filter);
    try {
        await asyncForEach(results, async function(d)  {
            var oldId = d[fieldName];         
            var remFilter = {};
            remFilter[fieldName] = oldId;
            await model.deleteOne(remFilter);
            console.log("Deleted!", oldId);

            Object.entries(d).forEach(async function([key, value]){
                if ( key === "_doc") {
                    await db.scenario.add(value);
                    console.log("Saved new");
                }
            });
            //console.log("new doc", d);
            //await db.scenario.add(d);
            //await model.create(d);
            //console.log("SaVED");
        
        });
    } catch (e) {
        console.log("er", e);
    }
}
  
async function destroyStuff(){
    
    var results = await Destroy.find({provId:{$type : 2}});
  
    await asyncForEach(results, async function(d)  {
      console.log("doc", d);
      var destroy = d._id;
    
      await Provision.updateOne({_id: d.provId}, {destroy: destroy});
  
      d.provId = undefined;
      d.save();
      
    });
}
  
toObjectId(db.models.Scenario, "_id");
//toObjectId(Destroy, "userId", "user");
//destroyStuff();