Laravel.io
//Schema
const mongoose = require('mongoose')
const Schema = mongoose.Schema
const timestamps = require('mongoose-timestamps')
const findOrCreate = require('mongoose-findorcreate')
const ProjectSchema = new Schema({
  name: {
    type: String,
    required: true
  },
  tasks: [{ type: Schema.Types.ObjectId, ref: 'Task' }]
})
ProjectSchema.plugin(timestamps)
ProjectSchema.plugin(findOrCreate)
mongoose.model('Project', ProjectSchema)


//Task Create function 
async taskParser (message, args, flags) {
    try {
      const task = new Task({
        title: 'feowfmwe',
        user_id: message.author.username
      })

      // Find or Update a Project and push the task in it
      const project = await Project.findOneAndUpdate(
        { name: message.channel.name },
        { $push: { tasks: { _id: task._id } } }
      )
      // Save the project
      const newProject = await project.save()
      // read project with tasks
      const tasks = await Project.find().populate('tasks').exec()
      console.log(JSON.stringify(tasks))
    } catch (error) {
      console.log(error)
    }
  }

Please note that all pasted data is publicly available.