refactor: seperate SessionHandler from commandHandler

server/src/game/sessionHandler.js

@@ -0,0 +1,50 @@
+import { pushToSession } from '../api/socket.js'
+
+export default class SessionWrapper {
+  constructor(session) {
+    this.session = session
+  }
+
+  getTask(stage) {
+    return this.session.tasks.find((t) => t.id === stage.id)
+  }
+
+  isCompleted(stage) {
+    const task = this.getTask(stage)
+    return task ? task.completed : false
+  }
+
+  getStages() {
+    return this.quest.stages.filter(
+      (stage) =>
+        stage.requirements.every((r) => this.isCompleted({ id: r })) &&
+        (stage.repeatable || !this.isCompleted(stage))
+    )
+  }
+
+  execute(stage) {
+    this.session.tasks
+      .filter((t) => t.id === stage.id)
+      .forEach((t) => {
+        t.completed = true
+      })
+    this.session.hints.push(...stage.hints)
+    if (stage.id === 'END') {
+      this.session.status = 'finished'
+      this.session.finishedAt = new Date()
+    }
+    const stages = this.getStages()
+    console.debug(stages)
+    const newTasks = stages
+      .filter((s) => s.task)
+      .map((s) => ({ id: s.id, name: s.task, completed: false }))
+
+    this.session.tasks.push(...newTasks)
+    pushToSession(this.session.id, 'tasks', this.session.tasks)
+    return {
+      responses: stage.responses,
+      hints: stage.hints,
+      tasks: newTasks,
+    }
+  }
+}