using System;
using System.Collections.Generic;
using System.Text.Json;
using System.Threading.Tasks;
using Azure.Cosmos;
using Microsoft.Azure.WebJobs;
using Microsoft.Azure.WebJobs.Host;
using Microsoft.Extensions.Logging;
using TEAMModelOS.Models.SchoolInfo;
using TEAMModelOS.SDK.DI;
using TEAMModelOS.SDK.Extension;

namespace TEAMModelFunction
{
    public   class ServiceBusTopic
    {
        private readonly AzureCosmosFactory _azureCosmos;
        public ServiceBusTopic(  AzureCosmosFactory azureCosmos)
        {
            _azureCosmos = azureCosmos;
        }
        [FunctionName("ServiceBusTopic")]
        public async Task Run([ServiceBusTrigger("test_topic_ActiveTask", "test_topic_ReciveTask", Connection = "ConnectionBusName")] string mySbMsg, ILogger log)
        {
            log.LogInformation($"C# ServiceBus topic trigger function processed message: {mySbMsg}");
            Dictionary<string, object> keyValuePairs = mySbMsg.ToObject<Dictionary<string, object>>();
            var client = _azureCosmos.GetCosmosClient();
            keyValuePairs.TryGetValue("id", out object id);
            keyValuePairs.TryGetValue("name", out object name);
            keyValuePairs.TryGetValue("code", out object code);
            keyValuePairs.TryGetValue("status", out object progress);
            if (name.ToString().Equals("ExamInfo")) {
                ExamInfo exam = await client.GetContainer("TEAMModelOS", "Common").ReadItemAsync<ExamInfo>(id.ToString(), new PartitionKey($"{code}"));
                exam.progress = progress.ToString();
                await client.GetContainer("TEAMModelOS", "Common").ReplaceItemAsync(exam, id.ToString(), new PartitionKey($"{code}"));
                /*List<object> classes = new List<object>();
                await foreach (var item in client.GetContainer("TEAMModelOS", "Common").GetItemQueryStreamIterator(queryText: $"select value(c) from c", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey($"Exam-hbcn") }))
                {
                    using var json = await JsonDocument.ParseAsync(item.ContentStream);
                    if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetUInt16() > 0)
                    {
                        foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                        {

                            classes.Add(obj.ToObject<object>());
                        }
                    }
                }*/
            }
            
        }
    }
}