Tips for displaying a pre-filter loading message using AngularJS

Is there a way to display a "Loading Message" prior to the filtered data being returned when using AngularJS for filtering? The filter process is quick, so displaying the message before returning the filtered data is not feasible. Here is an example of the code:

.filter('filterName', function () {
    return function (packages, scope) {
        var filtered = [];
        packages.forEach(function (package) {
            if (condition)
                filtered.push(package);
        });

        return filtered;
    }
})

Anyone have suggestions on how to implement a message or div element that appears before the data is returned?

Answer №1

Within your HTML:

<p id="loadingMessage" ng-show="showMessage"></p>

Custom filter example:

.filter('filterName', function () {
    $scope.showMessage = true;

    $timeout(return function (packages, scope) {
        var filteredPackages = [];
        packages.forEach(function (package) {
            if (condition)
                filteredPackages.push(package);
        });
        $scope.showMessage = false;
        return filteredPackages;
    }, 3000);    
})

I haven't been able to test this code as I lack all the necessary information. However, a similar approach should work provided the syntax is correct. Make sure to inject $scope and $timeout in the right places for it to function properly.

Update: Upon realizing that 'escopo' likely translates to 'scope' in another language, if you are indeed passing the scope parameter, simply replace $scope with escopo in the appropriate locations.

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