Added database schema

README.md

@@ -1,2 +1,70 @@
 # MEP_Digital_web
 Website to manage elementary school courses
+
+MongoDB collections schemas: 
+
+Admin {  
+ email: string,  
+ password: string  
+}  
+
+Student {  
+ id: string,  
+ email: string,  
+ password: string,  
+ name: string,  
+ lastname: string,  
+ grade: number  
+}
+
+Teacher {  
+ id: string,  
+ email: string,  
+ password: string,  
+ name: string,  
+ lastname: string,  
+ ratings: [  
+ {  
+  student: ObjectId   
+  rating: number  
+ }  
+ ]  
+}  
+
+Course {  
+ id: string,  
+ name: string,  
+ grade: number,  
+ teacher: ObjectId,  
+ students: [ObjectId],  
+ news: [  
+ {  
+  title: string,  
+  message: string,  
+  date: string,  
+ }  
+ ],  
+ schedule: [  
+ {  
+  day: number,  
+  startHour: number,  
+  startMinutes: number,  
+  endHour: number,  
+  endMinutes: number,  
+ }  
+ ],  
+ assignments: [  
+ {  
+  title: string,  
+  description: string,  
+  submitDate: string,  
+ }  
+ ],  
+ chat: [  
+ {  
+  user: ObjectId,  
+  message: string,  
+  userType: string,  
+ }  
+ ]  
+}