Add import/export functionality

3 files changed, 47 insertions, 2 deletions

diff --git a/src/models/EventInfo.ts b/src/models/EventInfo.ts
index d20682c..6fce60b 100644
--- a/src/models/EventInfo.ts
+++ b/src/models/EventInfo.ts
@@ -1,3 +1,9 @@
+interface EventInfoSerializeInfo {
+    days: string,
+    start: number,
+    end: number
+}
+
 export default class EventInfo {
     days: string;
     start: number;
@@ -16,6 +22,10 @@ export default class EventInfo {
         this.end = end;
     }
 
+    static fromJSON({days, start, end}: EventInfoSerializeInfo) {
+        return new EventInfo(days, start, end);
+    }
+
     static timeToStr(time: number) {
         let hour = Math.floor(time / 100);
         const minute = time % 100;
diff --git a/src/models/Lab.ts b/src/models/Lab.ts
index 8636f74..d23cffb 100644
--- a/src/models/Lab.ts
+++ b/src/models/Lab.ts
@@ -1,4 +1,16 @@
-import type EventInfo from "./EventInfo";
+import EventInfo from "./EventInfo";
+
+interface LabSerializeInfo {
+    course: number,
+    section: number,
+    event: {
+        days: string,
+        start: number,
+        end: number
+    },
+    building: string,
+    room: string
+}
 
 export default class Lab {
     id: number;
@@ -24,6 +36,10 @@ export default class Lab {
         this.room = room;
     }
 
+    static fromJSON({course, section, event, building, room}: LabSerializeInfo) {
+        return new Lab(course, section, EventInfo.fromJSON(event), building, room);
+    }
+
     get time() {
         return this.event.info;
     }
diff --git a/src/models/PeerTeacher.ts b/src/models/PeerTeacher.ts
index 6518a80..f1a8739 100644
--- a/src/models/PeerTeacher.ts
+++ b/src/models/PeerTeacher.ts
@@ -1,4 +1,16 @@
-import type EventInfo from "./EventInfo";
+import EventInfo from "./EventInfo";
+
+interface PeerTeacherSerializeInfo {
+    id: number,
+    firstname: string,
+    lastname: string,
+    events: {
+        days: string,
+        start: number,
+        end: number
+    }[],
+    labs: number[]
+}
 
 export default class PeerTeacher {
     id: number;
@@ -18,4 +30,11 @@ export default class PeerTeacher {
         this.events = [];
         this.labs = new Set();
     }
+
+    static fromJSON({id, firstname, lastname, events, labs}: PeerTeacherSerializeInfo) {
+        const pt = new PeerTeacher(id, firstname, lastname);
+        pt.events = events.map(e => EventInfo.fromJSON(e));
+        pt.labs = new Set(labs);
+        return pt;
+    }
 }
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