public static DynamicSql SqlJoin(
this DynamicSql query, ResourceTypeQueryProjection model,
ResourceTypeQueryFilter filter)
{
query = DynamicSql.DeepClone(query);
var joins = model.GetFieldsArr()
.Where(f => ResourceTypeQueryProjection.Joins.ContainsKey(f))
.Select(f => ResourceTypeQueryProjection.Joins[f]);
if (joins.Any())
{
var joinClause = string.Join('\n', joins);
query.DynamicForm = query.DynamicForm
.Replace(DynamicSql.JOIN, joinClause);
if (filter != null)
{
var contentFilters = new List <string>();
if (filter.lang != null)
{
var paramName = query.AddAutoIncrParam(filter.lang);
var postContentLang = $"{nameof(ResourceTypeContent)}.{nameof(ResourceTypeContent.Lang)}";
contentFilters.Add($"{postContentLang}=@{paramName}");
}
if (contentFilters.Any())
{
var whereClause = "WHERE " + string.Join(" AND ", contentFilters);
query.DynamicForm = query.DynamicForm
.Replace(ResourceTypeQueryPlaceholder.RES_TYPE_CONTENT_FILTER, whereClause);
}
}
}
return(query);
}
public IDictionary <string, object> GetResourceTypeDynamic(
ResourceTypeQueryRow row, ResourceTypeQueryProjection projection,
ResourceTypeQueryOptions options)
{
var obj = new Dictionary <string, object>();
foreach (var f in projection.GetFieldsArr())
{
switch (f)
{
case ResourceTypeQueryProjection.INFO:
{
var entity = row.ResourceType;
obj["id"] = entity.Id;
obj["archived"] = entity.Archived;
}
break;
case ResourceTypeQueryProjection.CONTENT:
{
var entity = row.Content;
if (entity != null)
{
obj["content_id"] = entity.Id;
obj["lang"] = entity.Lang;
obj["name"] = entity.Name;
}
}
break;
}
}
return(obj);
}
public async Task <IActionResult> Get([FromQuery] ResourceTypeQueryFilter filter,
[FromQuery] ResourceTypeQuerySort sort,
[FromQuery] ResourceTypeQueryProjection projection,
[FromQuery] ResourceTypeQueryPaging paging,
[FromQuery] ResourceTypeQueryOptions options)
{
var validationResult = _service.ValidateGetResourceTypes(
User, filter, sort, projection, paging, options);
if (!validationResult.Valid)
{
return(BadRequest(validationResult.Result));
}
var result = await _service.QueryResourceTypeDynamic(
projection, options, filter, sort, paging);
if (options.single_only)
{
if (result == null)
{
return(NotFound(new AppResultBuilder().NotFound()));
}
return(Ok(new AppResultBuilder().Success(result.SingleResult)));
}
return(Ok(new AppResultBuilder().Success(result)));
}
public ValidationResult ValidateGetResourceTypes(
ClaimsPrincipal principal,
ResourceTypeQueryFilter filter,
ResourceTypeQuerySort sort,
ResourceTypeQueryProjection projection,
ResourceTypeQueryPaging paging,
ResourceTypeQueryOptions options)
{
return(ValidationResult.Pass());
}
public QueryResult <IDictionary <string, object> > GetResourceTypeDynamic(
IEnumerable <ResourceTypeQueryRow> rows, ResourceTypeQueryProjection projection,
ResourceTypeQueryOptions options, int?totalCount = null)
{
var list = new List <IDictionary <string, object> >();
foreach (var o in rows)
{
var obj = GetResourceTypeDynamic(o, projection, options);
list.Add(obj);
}
var resp = new QueryResult <IDictionary <string, object> >();
resp.Results = list;
if (options.count_total)
{
resp.TotalCount = totalCount;
}
return(resp);
}
public static DynamicSql SqlProjectFields(
this DynamicSql query, ResourceTypeQueryProjection model)
{
query = DynamicSql.DeepClone(query);
var finalFields = model.GetFieldsArr()
.Where(f => ResourceTypeQueryProjection.Projections.ContainsKey(f))
.Select(f => ResourceTypeQueryProjection.Projections[f]);
if (finalFields.Any())
{
var projectionClause = string.Join(',', finalFields);
query.DynamicForm = query.DynamicForm
.Replace(DynamicSql.PROJECTION, projectionClause);
}
var finalResults = model.GetFieldsArr()
.Where(f => ResourceTypeQueryProjection.Results.ContainsKey(f))
.Select(f => ResourceTypeQueryProjection.Results[f]);
query.MultiResults.AddRange(finalResults);
return(query);
}
public async Task <QueryResult <IDictionary <string, object> > > QueryResourceTypeDynamic(
ResourceTypeQueryProjection projection,
ResourceTypeQueryOptions options,
ResourceTypeQueryFilter filter = null,
ResourceTypeQuerySort sort = null,
ResourceTypeQueryPaging paging = null)
{
var conn = context.Database.GetDbConnection();
var openConn = conn.OpenAsync();
var query = ResourceTypeQuery.CreateDynamicSql();
#region General
if (filter != null)
{
query = query.SqlFilter(filter);
}
query = query.SqlJoin(projection, filter);
DynamicSql countQuery = null; int?totalCount = null; Task <int> countTask = null;
if (options.count_total)
{
countQuery = query.SqlCount("*");
}
query = query.SqlProjectFields(projection);
#endregion
await openConn;
if (!options.single_only)
{
#region List query
if (sort != null)
{
query = query.SqlSort(sort);
}
if (paging != null && (!options.load_all || !ResourceTypeQueryOptions.IsLoadAllAllowed))
{
query = query.SqlSelectPage(paging.page, paging.limit);
}
#endregion
#region Count query
if (options.count_total)
{
countTask = conn.ExecuteScalarAsync <int>(
sql: countQuery.PreparedForm,
param: countQuery.DynamicParameters);
}
#endregion
}
var queryResult = await conn.QueryAsync(
sql : query.PreparedForm,
types : query.GetTypesArr(),
map : (objs) => ProcessMultiResults(query, objs),
splitOn : string.Join(',', query.GetSplitOns()),
param : query.DynamicParameters);
if (options.single_only)
{
var single = queryResult.FirstOrDefault();
if (single == null)
{
return(null);
}
var singleResult = GetResourceTypeDynamic(single, projection, options);
return(new QueryResult <IDictionary <string, object> >()
{
SingleResult = singleResult
});
}
if (options.count_total)
{
totalCount = await countTask;
}
var result = GetResourceTypeDynamic(queryResult, projection, options, totalCount);
return(result);
}
