using Azure;
using Azure.Cosmos;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
using TEAMModelOS.SDK.DI;
using TEAMModelOS.SDK.Extension;
using TEAMModelOS.SDK;

namespace TEAMModelOS.SDK.Models.Service
{
    public static class FixDataService
    {
        /// <summary>
        /// 修复学生数据
        /// </summary>
        /// <param name="client"></param>
        /// <param name="_dingDing"></param>
        /// <param name="_azureStorage"></param>
        /// <param name="data"></param>
        /// <returns></returns>
        public static async Task<List<Student>> FixStudentInfo(CosmosClient client, DingDing _dingDing, AzureStorageFactory _azureStorage, JsonElement data) {
            var code = data.GetProperty("code").GetString();
            var ids = data.GetProperty("ids").ToObject<List<string>>();
            var dict = data.GetProperty("dict").ToObject<Dictionary<string, object>>();
            string queryText = $"SELECT VALUE c FROM c WHERE c.id IN ({string.Join(",", ids.Select(o => $"'{o}'"))})";
            List<Student> students = new List<Student>();
            await foreach (var item in client.GetContainer("TEAMModelOS", "Student")
                            .GetItemQueryIterator<Student>(
                                queryText: queryText,
                                requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey($"Base-{code}") })) {
                foreach (var key in dict.Keys) {
                    switch (key) {
                        case "classId":
                            item.classId =$"{ dict[key]}";
                            break;
                        case "periodId":
                            item.periodId = $"{ dict[key]}";
                            break;
                        case "schoolId":
                            item.schoolId = $"{ dict[key]}";
                            break;
                        case "year":
                            int year = DateTime.Now.Year;
                            int.TryParse($"dict[key]", out year);
                            item.year = year;
                            break;
                        default:
                            break;
                    }
                  await  client.GetContainer("TEAMModelOS", "Student").ReplaceItemAsync<Student>(item, item.id, new PartitionKey(item.code));
                    students.Add(item);
                }
            }
            return students;
        }
        /// <summary>
        /// 修复内容模块数据
        /// </summary>
        /// <param name="client"></param>
        /// <param name="_dingDing"></param>
        /// <param name="_azureStorage"></param>
        /// <param name="data"></param>
        /// <returns></returns>
        public  static  async   Task FixBlobContent(CosmosClient client, DingDing _dingDing, AzureStorageFactory _azureStorage, JsonElement data)
        {
            if (data.TryGetProperty("doPrivate", out JsonElement _doPrivate)&& $"{_doPrivate}".Equals("yes",StringComparison.OrdinalIgnoreCase)) {
                foreach (var cnt in _azureStorage.GetBlobServiceClient().GetBlobContainers())
                {
                    if (cnt.Name.Length == 10 && int.TryParse(cnt.Name, out _))
                    {
                        await doFixBlob(client, _azureStorage, cnt.Name, "private");
                    }
                }
            }
            List<School> schools = new List<School>();
            await foreach (var item in client.GetContainer("TEAMModelOS", "School").GetItemQueryIterator<School>(queryText: "select value(c) from c", requestOptions: new QueryRequestOptions { PartitionKey = new PartitionKey("Base") })) {
                schools.Add(item);
            }
            foreach (var school in schools) {
                await doFixBlob(client, _azureStorage, school.id, "school");
            }
        }
        private static async Task doFixBlob(CosmosClient client, AzureStorageFactory _azureStorage,string name,string scope) {
            List<string> prefixs = new List<string>() { "audio", "doc", "image", "other", "res", "video"};
            var ContainerClient = _azureStorage.GetBlobContainerClient($"{name}");
            var tb = "Teacher";
            if (scope != "private")
            {
                tb = "School";
            }
            List<string> ids = new List<string>();
            await foreach (var item in client.GetContainer("TEAMModelOS", tb).GetItemQueryIterator<Bloblog>(queryDefinition: new QueryDefinition("select c.id from c "), requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey($"Bloblog-{name}") }))
            {
                ids.Add(item.id);
            }
            await client.GetContainer("TEAMModelOS", tb).DeleteItemsStreamAsync(ids, $"Bloblog-{name}");
            long now = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
            foreach (var prefix in prefixs)
            {
                if (prefix.Equals("res"))
                {
                    List<string> itemres = await ContainerClient.List(prefix);
                    if (itemres.IsNotEmpty())
                    {
                        HashSet<string> set = new HashSet<string>();
                        itemres.ForEach(x =>
                        {
                            var uri = x.Split("/");
                            set.Add($"res/{uri[1]}");
                        });
                        foreach (var item in set)
                        {
                            var urlsSize = await ContainerClient.GetBlobsSize(item);
                            var url = item;
                            if (!item.EndsWith(".hte", StringComparison.OrdinalIgnoreCase) && !item.EndsWith(".HTEX", StringComparison.OrdinalIgnoreCase))
                            {
                                url += ".HTEX";
                            }
                            Bloblog bloblog = new Bloblog { id = Guid.NewGuid().ToString(), code = $"Bloblog-{name}", pk = "Bloblog", time = now, url = url, size = urlsSize != null && urlsSize.HasValue ? urlsSize.Value : 0, type = prefix };
                            await client.GetContainer("TEAMModelOS", tb).UpsertItemAsync(bloblog, new Azure.Cosmos.PartitionKey(bloblog.code));
                        }
                    }
                }
                else
                {
                    List<string> items = await ContainerClient.List(prefix);
                    if (items.IsNotEmpty())
                    {
                        foreach (var item in items)
                        {
                            var urlsSize = await ContainerClient.GetBlobsSize(item);
                            Bloblog bloblog = new Bloblog { id = Guid.NewGuid().ToString(), code = $"Bloblog-{name}", pk = "Bloblog", time = now, url = item, size = urlsSize != null && urlsSize.HasValue ? urlsSize.Value : 0, type = prefix };
                            await client.GetContainer("TEAMModelOS", tb).UpsertItemAsync(bloblog, new Azure.Cosmos.PartitionKey(bloblog.code));
                        }
                    }
                }
            }
        }
    }
}