contactsdatasource - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

index.js

 import LocalStorageManager from './localStorage';
 const localStorageManager = null;
-export default CreateDataSource = (name='contacts', sourceType='localStorage') => {
+const CreateDataSource = (name='contacts', sourceType='localStorage') => {
   switch(sourceType){
@@ -11,2 +11,3 @@ default:
   }
-}
+}
+export default CreateDataSource;

localStorage.js

 class LocalStorageManager {
-  constructor(){
 
+  constructor() {
+
   }
@@ -8,28 +9,119 @@ /*
   */
-  createStore(name){
-    if(!localStorage[name]){
+  createStore(name) {
+
+    this._storageName = name || 'humanitec';
+
+    if (!localStorage[this._storageName]) {
       const data = {
         contacts: [{
-          id:1,
-          name:'Shahzad',
-          age:27,
-          gender:'M',
-          email:'[e-mail]',
-          city:'ISL',
-          country:'PK'
+          id: Date.now(),
+          name: 'Shahzad',
+          age: 27,
+          gender: 'M',
+          email: '[e-mail]',
+          city: 'ISL',
+          country: 'PK'
         }]
-      }
-      localStorage[name]=JSON.stringify(data);
+      };
+      localStorage[this._storageName] = JSON.stringify(data);
     }
     //returning promise to make it async, because in real life it will probably use async operations
     return new Promise((resolve, reject) => {
-      if (localStorage[name]){
-        resolve(JSON.parse(localStorage[name]));
-      }else{
+      if (localStorage[this._storageName]) {
+        // add a fake loading time
+        setTimeout(() => {
+          resolve(JSON.parse(localStorage[this._storageName]));
+        }, 2000);
+
+      } else {
         reject('Unexpected error');
       }
-    })
+    });
   }
+
+
+
+
+  _getContacts() {
+    const data = JSON.parse(localStorage[this._storageName]);
+    return data.contacts;
+  }
+
+  _updateContacts(contacts) {
+    localStorage[this._storageName] = JSON.stringify({ contacts: contacts });
+  }
+
+  getContact(id) {
+    const contacts = this._getContacts();
+
+    // find that contact return it
+    return new Promise((resolve, reject) => {
+      const contact = contacts.find((item) => (
+        item.id === id
+      ))
+      if (contact)
+        resolve(contact);
+      else
+        reject('Contact does not exist');
+    });
+  }
+
+  addContact(newContact) {
+
+    const contacts = this._getContacts();
+
+    newContact.id = Date.now();
+
+    contacts.push(newContact);
+
+    this._updateContacts(contacts);
+
+    return new Promise((resolve, reject) => {
+      if (newContact.id) {
+        resolve(newContact);
+      } else {
+        reject('Unexpected error');
+      }
+    });
+  }
+
+  updateContact(updateContact) {
+
+    const contacts = this._getContacts();
+
+    // find that contact and update it in storage
+    contacts.map((item, index) => (
+      item.id === updateContact.id ? updateContact : item
+    ));
+
+    this._updateContacts(contacts);
+    return new Promise((resolve, reject) => {
+      resolve(updateContact);
+    });
+  };
+
+  removeContact(id) {
+
+    const contacts = this._getContacts();
+    // remove item by filtering, we could also use splice
+    const updatedContacts = contacts.filter(item => item.id != id)
+
+    this._updateContacts(updatedContacts);
+
+  };
+
+  reset() {
+    const data = { contacts: [] };
+    localStorage[this._storageName] = JSON.stringify(data);
+
+    return new Promise((resolve, reject) => {
+      if (localStorage[this._storageName]) {
+        resolve(JSON.parse(localStorage[_storageName]));
+      } else {
+        reject('Unexpected error');
+      }
+    });
+  };
 }
 
 export default LocalStorageManager;

package.json

 {
   "name": "contactsdatasource",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "This a common store to be use to manage contacts",
@@ -5,0 +5,0 @@ "main": "index.js",

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Improved metrics

Total package byte prevSize

3578

increased by137.11%

Lines of code

107

increased by160.98%

No dependency changes