renamed

Pt8_backendLibrary/models/author.js

@@ -0,0 +1,18 @@
+const mongoose = require("mongoose");
+const uniqueValidator = require("mongoose-unique-validator");
+
+const schema = mongoose.Schema({
+  name: {
+    type: String,
+    minlength: 5,
+    required: true,
+    unique: true,
+  },
+  born: {
+    type: Number,
+  },
+});
+
+schema.plugin(uniqueValidator);
+
+module.exports = mongoose.model("Author", schema);

Pt8_backendLibrary/models/book.js

@@ -0,0 +1,26 @@
+const mongoose = require("mongoose");
+const uniqueValidator = require("mongoose-unique-validator");
+
+const schema = mongoose.Schema({
+  title: {
+    type: String,
+    minlength: 5,
+    required: true,
+    unique: true,
+  },
+  published: {
+    type: Number,
+  },
+  author: {
+    type: mongoose.Schema.Types.ObjectId,
+    ref: "Author",
+  },
+  genres: [
+    {
+      type: String,
+    },
+  ],
+});
+
+schema.plugin(uniqueValidator);
+module.exports = mongoose.model("Book", schema);

Pt8_backendLibrary/models/user.js

@@ -0,0 +1,19 @@
+const mongoose = require("mongoose");
+const uniqueValidator = require("mongoose-unique-validator");
+
+const schema = mongoose.Schema({
+  username: {
+    type: String,
+    minlength: 5,
+    required: true,
+    unique: true,
+  },
+  favoriteGenre: {
+    type: String,
+    required: true,
+  },
+});
+
+schema.plugin(uniqueValidator);
+
+module.exports = mongoose.model("User", schema);