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Parse.Cloud.run("totalRevenue").then(function(response) {
  console.log(JSON.stringify(response));
}).catch(function(error) {
    console.error("Error fetching total revenue: " + error.message);
});

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Parse.Cloud.define('totalRevenue', async (request) => {
  const Purchase = Parse.Object.extend('Purchase');
  const query = new Parse.Query(Purchase);
  query.include('product');
  const purchases = await query.find({ useMasterKey: true });
  let totalRevenue = 0;

  for (let purchase of purchases) {
    const product = purchase.get('product');
    if (product && product.get('price')) {

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const Purchase = Parse.Object.extend("Purchase");
const query = new Parse.Query(Purchase);

query.find().then(function(purchases) {
  console.log("Successfully retrieved purchases:");
  console.log(purchases);
}).catch(function(error) {
  console.error("Error while fetching purchases:");
  console.log(error);
});

nataliaconde

<?php

namespace App\Policies;

use App\Models\Post;

use App\Models\User;

class PostPolicy

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use Illuminate\Support\Facades\Gate;

Gate::guessPolicyNamesUsing(function (string $modelClass) {

    // Provide the name of the model’s policy class…

});

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<?php

namespace App\Providers;

use App\Models\Post;

use App\Policies\PostPolicy;

use Illuminate\Foundation\Support\Providers\AuthServiceProvider as ServiceProvider;

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if (Gate::any(['can-post', 'delete-post'], $post)) {

// The user is authorized to update and delete the post…

}

if (Gate::none(['can-post', 'delete-post'], $post)) {

// The user cannot update or delete the post…

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if (Gate::forUser($user)->allows('can-post', $post)) {

// The user is authorized to update the post…

}

if (Gate::forUser($user)->denies('can-post', $post)) {

// The user cannot update the post…

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use App\Policies\PostPolicy;

use Illuminate\Support\Facades\Gate;

/**

 * Register all authorization and authentication services.

 */

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use App\Models\Post;

use App\Models\User;

use Illuminate\Support\Facades\Gate;

/**

 * Register all authorization and authentication services.