Node and React Native Data Types

examples/node/package.json

@@ -25,7 +25,7 @@
     "jest": "^26.5.3",
     "prettier": "^2.1.2",
     "random-email": "^1.0.3",
-    "realm": "^10.0.1",
+    "realm": "^10.5.0-beta.1",
     "ts-jest": "^26.4.1",
     "typescript": "^4.0.3"
   },

source/examples/generated/node/data-types.codeblock.add-a-listener-to-a-dictionary.js

@@ -0,0 +1,3 @@
+summerHillHouse.addListener((changedHouse, changes) => {
+  console.log("A change has occurred to the Summer Hill House object");
+});

source/examples/generated/node/data-types.codeblock.add-items-to-set.js

@@ -0,0 +1,4 @@
+realm.write(() => {
+  characterOne.inventory.add("hammer");
+  characterOne.levelsCompleted.add(32);
+});

source/examples/generated/node/data-types.codeblock.check-if-set-has-items.js

@@ -0,0 +1,5 @@
+// check if the characterTwo has completed level 3 by calling the `Realm.Set.has()` method
+const characterTwoHasCompletedLevelThree = characterTwo.levelsCompleted.has(3);
+console.log(
+  `Is level three completed by the characterTwo: ${characterTwoHasCompletedLevelThree}`
+);

source/examples/generated/node/data-types.codeblock.check-set-size.js

@@ -0,0 +1,3 @@
+// check how many items the characterTwo has in his inventory through the `Realm.Set.size` property
+const characterTwoInventorySize = characterTwo.inventory.size;
+console.log(`The characterTwo has ${characterTwoInventorySize} inventory items`);

source/examples/generated/node/data-types.codeblock.create-an-embedded-object.js

@@ -0,0 +1,15 @@
+//   create an embedded address object
+const sydneyOrthodontics = {
+  street: "42 Wallaby Way",
+  city: "Sydney",
+  country: "Australia",
+  postalCode: "2774",
+};
+realm.write(() => {
+  // create a contact object
+  realm.create("Contact", {
+    _id: new BSON.ObjectId(),
+    name: "Philip Sherman",
+    address: sydneyOrthodontics, // embed the address in the contact object
+  });
+});

source/examples/generated/node/data-types.codeblock.create-objects-with-mixed-values.js

@@ -0,0 +1,20 @@
+realm.write(() => {
+  // create a Dog with a birthDate value of type string
+  realm.create("Dog", { name: "Euler", birthDate: "December 25th, 2017" });
+
+  // create a Dog with a birthDate value of type date
+  realm.create("Dog", {
+    name: "Blaise",
+    birthDate: new Date("August 17, 2020"),
+  });
+  // create a Dog with a birthDate value of type int
+  realm.create("Dog", {
+    name: "Euclid",
+    birthDate: 10152021,
+  });
+  // create a Dog with a birthDate value of type null
+  realm.create("Dog", {
+    name: "Pythagoras",
+    birthDate: null,
+  });
+});

source/examples/generated/node/data-types.codeblock.create-realm-obj-with-dictionary.js

@@ -0,0 +1,21 @@
+let johnDoe;
+let janeSmith;
+realm.write(() => {
+  johnDoe = realm.create("Person", {
+    name: "John Doe",
+    home: {
+      windows: 5,
+      doors: 3,
+      color: "red",
+      address: "Summerhill St.",
+      price: 400123,
+    },
+  });
+  janeSmith = realm.create("Person", {
+    name: "Jane Smith",
+    home: {
+      address: "100 northroad st.",
+      yearBuilt: 1990,
+    },
+  });
+});

source/examples/generated/node/data-types.codeblock.create-set-objects.js

@@ -0,0 +1,15 @@
+let characterOne, characterTwo;
+realm.write(() => {
+  characterOne = realm.create("Character", {
+    _id: new BSON.ObjectId(),
+    name: "CharacterOne",
+    inventory: ["elixir", "compass", "glowing shield"],
+    levelsCompleted: [4, 9],
+  });
+  characterTwo = realm.create("Character", {
+    _id: new BSON.ObjectId(),
+    name: "CharacterTwo",
+    inventory: ["estus flask", "gloves", "rune"],
+    levelsCompleted: [1, 2, 5, 24],
+  });
+});

source/examples/generated/node/data-types.codeblock.define-dictionary-in-schema.js

@@ -0,0 +1,7 @@
+const PersonSchema = {
+  name: "Person",
+  properties: {
+    name: "string",
+    home: "{}",
+  },
+};

source/examples/generated/node/data-types.codeblock.define-embedded-objects.js

@@ -0,0 +1,30 @@
+const AddressSchema = {
+  name: "Address",
+  embedded: true, // default: false
+  properties: {
+    street: "string?",
+    city: "string?",
+    country: "string?",
+    postalCode: "string?",
+  },
+};
+
+const ContactSchema = {
+  name: "Contact",
+  primaryKey: "_id",
+  properties: {
+    _id: "objectId",
+    name: "string",
+    address: "Address", // Embed a single object
+  },
+};
+
+const BusinessSchema = {
+  name: "Business",
+  primaryKey: "_id",
+  properties: {
+    _id: "objectId",
+    name: "string",
+    addresses: { type: "list", objectType: "Address" }, // Embed an array of objects
+  },
+};

source/examples/generated/node/data-types.codeblock.define-mixed-in-schema.js

@@ -0,0 +1,7 @@
+const DogSchema = {
+  name: "Dog",
+  properties: {
+    name: "string",
+    birthDate: "mixed",
+  },
+};

source/examples/generated/node/data-types.codeblock.define-set-objects.js

@@ -0,0 +1,10 @@
+const characterSchema = {
+  name: "Character",
+  primaryKey: "_id",
+  properties: {
+    _id: "objectId",
+    name: "string",
+    levelsCompleted: "int<>",
+    inventory: "string<>",
+  },
+};

source/examples/generated/node/data-types.codeblock.delete-an-embedded-object.js

@@ -0,0 +1,6 @@
+realm.write(() => {
+  // Deleting the contact will delete the embedded address of that contact
+  realm.delete(
+    realm.objects("Contact").filtered("name = 'Philip Sherman'")
+  );
+});

source/examples/generated/node/data-types.codeblock.overwrite-an-embedded-object.js

@@ -0,0 +1,11 @@
+// create a new address
+const harryNewAddress = {
+  street: "12 Grimmauld Place",
+  city: "London",
+  country: "UK",
+  postalCode: "E1 7AA",
+};
+realm.write(() => {
+  // overwrite the embedded object with the new address within a write transaction
+  harryPotter.address = harryNewAddress;
+});

source/examples/generated/node/data-types.codeblock.query-a-dictionary.js

@@ -0,0 +1,14 @@
+// query for all Person objects
+const persons = realm.objects("Person");
+
+// run the `.filtered()` method on all the returned persons to find the house with the address "Summerhill St."
+const summerHillHouse = persons.filtered(
+  `home['address'] = "Summerhill St."`
+)[0].home;
+
+// Find all people that have a house with a listed price
+const peopleWithHousesWithAListedPrice = persons.filtered(
+  `home.@keys = "price" `
+);
+// find a house that has any field with a value of 'red'
+const redHouse = persons.filtered(`home.@values = "red" `)[0].home;

source/examples/generated/node/data-types.codeblock.query-an-embedded-object.js

@@ -0,0 +1,4 @@
+const philipShermanAddress = realm
+  .objects("Contact")
+  .filtered("name = 'Philip Sherman'")[0].address.street;
+console.log(`Philip Sherman's address is ${philipShermanAddress}`);

source/examples/generated/node/data-types.codeblock.query-objects-with-mixed-values.js

@@ -0,0 +1,4 @@
+// To query for Blaise's birthDate, filter for his name to retrieve the realm object.
+// Use dot notation to access the birthDate property.
+let blaiseBirthDate = realm.objects("Dog").filtered(`name = 'Blaise'`)[0].birthDate;
+console.log(`Blaise's birth date is ${blaiseBirthDate}`);

source/examples/generated/node/data-types.codeblock.remove-all-items-from-set.js

@@ -0,0 +1,4 @@
+realm.write(() => {
+  // clear all data from the inventory slot of the characterTwo by calling `Realm.Set.clear()` in a write transaction
+  characterTwo.inventory.clear();
+});

source/examples/generated/node/data-types.codeblock.remove-fields-of-the-dictionary.js

@@ -0,0 +1,4 @@
+realm.write(() => {
+  // remove the 'windows' and 'doors' field of the Summerhill House.
+  summerHillHouse.remove(["windows", "doors"]);
+});

source/examples/generated/node/data-types.codeblock.remove-specific-item-from-set.js

@@ -0,0 +1,4 @@
+realm.write(() => {
+  // remove the compass from characterOne's inventory by calling `Realm.Set.delete()` within a write transaction
+  characterOne.inventory.delete("compass");
+});

source/examples/generated/node/data-types.codeblock.setting-new-dictionaries-to-existing-objects.js

@@ -0,0 +1,14 @@
+let newVictorianHome;
+realm.write(() => {
+  newVictorianHome = {
+    doors: 4,
+    floor: 3,
+    color: "white",
+    address: "Trailwoods Rd.",
+  };
+  // use the `put()` method to add a dictionary to a pre-existing city in the database
+  summerHillHouse.home.put(newVictorianHome);
+
+  // alternatively, use dot notation to add a dictionary to a pre-existing city
+  yakimaCity.home = newVictorianHome;
+});

source/examples/generated/node/data-types.codeblock.update-a-dictionary.js

@@ -0,0 +1,8 @@
+realm.write(() => {
+  // use the `put()` method to update a field of a dictionary
+  summerHillHouse.put({ price: 400100 });
+  // alternatively, update a field of a dictionary through dot notation
+  summerHillHouse.color = "brown";
+  // update a dictionary by adding a field
+  summerHillHouse.yearBuilt = 2004;
+});

source/examples/generated/node/data-types.codeblock.update-an-embedded-object.js

@@ -0,0 +1,9 @@
+// Find the contact with the address you want to update
+const harryPotter = realm
+  .objects("Contact")
+  .filtered("name = 'Harry Potter'")[0];
+// modify the property of the embedded object in a write transaction
+realm.write(() => {
+  // update the embedded object directly through the contact
+  harryPotter.address.street = "1 Hogwarts Ave";
+});

source/examples/generated/node/data-types.codeblock.work-with-uuid.js

@@ -0,0 +1,22 @@
+const { UUID } = Realm.BSON;
+const ProfileSchema = {
+  name: "Profile",
+  primaryKey: "_id",
+  properties: {
+    _id: "uuid",
+    name: "string",
+  },
+};
+const realm = await Realm.open({
+  schema: [ProfileSchema],
+});
+realm.write(() => {
+  realm.create("Profile", {
+    name: "John Doe.",
+    _id: new UUID(), // create a _id with a randomly generated UUID
+  });
+  realm.create("Profile", {
+    name: "Tim Doe.",
+    _id: new UUID("882dd631-bc6e-4e0e-a9e8-f07b685fec8c"), // create a _id with a specific UUID value
+  });
+});

source/sdk/node.txt

@@ -12,6 +12,7 @@ MongoDB Realm Node.js SDK
    Quick Start </sdk/node/quick-start-local>
    Quick Start with Sync </sdk/node/quick-start>
    Fundamentals </sdk/node/fundamentals>
+   Data Types </sdk/node/data-types>
    Usage Examples </sdk/node/examples>
    Integration Guides </sdk/node/integrations>
    Advanced Guides </sdk/node/advanced>

source/sdk/node/data-types.txt

@@ -1,3 +1,32 @@
+.. _node-data-types:
+
 ==============================
 Realm Data Types - Node.js SDK
 ==============================
+.. default-domain:: mongodb
+
+.. contents:: On this page
+   :local:
+   :backlinks: none
+   :depth: 2
+   :class: singlecol
+
+.. toctree::
+   :titlesonly:
+   :hidden:
+
+   Field Types </sdk/node/data-types/field-types>
+   Collections </sdk/node/data-types/collections>
+   Dictionaries </sdk/node/data-types/dictionaries>
+   Sets </sdk/node/data-types/sets>
+   Mixed </sdk/node/data-types/mixed>
+   UUID </sdk/node/data-types/uuid>
+   Embedded Objects </sdk/node/data-types/embedded-objects>
+
+- :doc:`Field Types </sdk/node/data-types/field-types>`
+- :doc:`Collections </sdk/node/data-types/collections>`
+- :doc:`Dictionaries </sdk/node/data-types/dictionaries>`
+- :doc:`Sets </sdk/node/data-types/sets>`
+- :doc:`Mixed </sdk/node/data-types/mixed>`
+- :doc:`UUID </sdk/node/data-types/uuid>`
+- :doc:`Embedded Objects </sdk/node/data-types/embedded-objects>`