refactor: replace custom CRM with Monica fork

database/migrations/2020_03_25_065551_add_addressbook_subscription.php

@@ -0,0 +1,50 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddAddressbookSubscription extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('addressbook_subscriptions', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->unsignedInteger('account_id');
+            $table->unsignedInteger('user_id');
+            $table->unsignedBigInteger('address_book_id');
+
+            $table->string('name', 256);
+            $table->string('uri', 2096);
+            $table->string('username', 1024);
+            $table->string('password', 2048);
+            $table->boolean('readonly');
+            $table->boolean('active')->default(true);
+            $table->string('capabilities', 2048);
+            $table->string('syncToken', 512)->nullable();
+            $table->string('localSyncToken', 1024)->nullable();
+            $table->smallInteger('frequency')->default(180); // 3 hours
+            $table->timestamp('last_synchronized_at', 0)->nullable();
+            $table->timestamps();
+
+            $table->foreign('account_id')->references('id')->on('accounts')->onDelete('cascade');
+            $table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
+            $table->foreign('address_book_id')->references('id')->on('addressbooks')->onDelete('cascade');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('addressbook_subscriptions');
+    }
+}