function.cs

using System;
using System.Threading.Tasks;
using DockerizedFunc.Dependency;
using Microsoft.Azure.WebJobs;
using Microsoft.Extensions.Logging;

namespace DockerizedFunc.FunctionApp
{
    public class ConsoleWriter
    {
        private readonly IAsyncGreeter _asyncGreeter;

        public ConsoleWriter(IAsyncGreeter asyncGreeter)
        {
            _asyncGreeter = asyncGreeter;
        }
        [FunctionName("ConsoleWriter")]
        public async Task RunAsync(
            [TimerTrigger("20 * * * * *")] TimerInfo myTimer, 
            ILogger log)
        {
            log.LogInformation($"C# Timer trigger function executed at: {DateTime.UtcNow}");
            await _asyncGreeter.SayHiAsync();
        }
    }
}