wip: replace packages with pure files

packages/models/session.ts

@@ -0,0 +1,78 @@
+import { model, Schema, Types } from 'mongoose'
+
+export interface INode {
+  path: string
+  type: 'file' | 'directory'
+  discovered: boolean
+  children?: INode[]
+}
+
+const nodeSchema = new Schema<INode>({
+  path: String,
+  type: {
+    type: String,
+    enum: ['file', 'directory'],
+  },
+  discovered: {
+    type: Boolean,
+    default: false,
+  },
+})
+
+nodeSchema.add({
+  children: [nodeSchema],
+})
+
+export interface ISession {
+  _id: Types.ObjectId
+  user: Types.ObjectId
+  quest: string
+  containerId: string | null
+  status: 'active' | 'finished' | 'inactive'
+  createdAt: Date
+  updatedAt: Date
+  finishedAt?: Date
+  lastActivityAt: Date
+  completedEvents: string[]
+  graph: INode
+}
+
+export const Session = model<ISession>(
+  'Session',
+  new Schema<ISession>(
+    {
+      user: {
+        type: Schema.ObjectId,
+        ref: 'User',
+        required: true,
+      },
+      quest: {
+        type: String,
+        ref: 'Quest',
+        required: true,
+      },
+      containerId: String,
+      status: {
+        type: String,
+        enum: ['active', 'finished', 'inactive'],
+        required: true,
+        default: 'active',
+      },
+      finishedAt: Date,
+      lastActivityAt: {
+        type: Date,
+        default: Date.now,
+        required: true,
+      },
+      completedEvents: [String],
+      graph: {
+        type: nodeSchema,
+        default: {
+          path: '/',
+          type: 'directory',
+        },
+      },
+    },
+    { timestamps: true }
+  )
+)