public async Task <IActionResult> Get([FromQuery] BuildingQueryFilter filter,
[FromQuery] BuildingQuerySort sort,
[FromQuery] BuildingQueryProjection projection,
[FromQuery] BuildingQueryPaging paging,
[FromQuery] BuildingQueryOptions options)
{
var validationResult = _service.ValidateGetBuildings(
User, filter, sort, projection, paging, options);
if (!validationResult.Valid)
{
return(BadRequest(validationResult.Result));
}
var result = await _service.QueryBuildingDynamic(
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 ValidateGetBuildings(
ClaimsPrincipal principal,
BuildingQueryFilter filter,
BuildingQuerySort sort,
BuildingQueryProjection projection,
BuildingQueryPaging paging,
BuildingQueryOptions options)
{
return(ValidationResult.Pass());
}
public static DynamicSql SqlJoin(
this DynamicSql query, BuildingQueryProjection model)
{
query = DynamicSql.DeepClone(query);
var joins = model.GetFieldsArr()
.Where(f => BuildingQueryProjection.Joins.ContainsKey(f))
.Select(f => BuildingQueryProjection.Joins[f]);
if (joins.Any())
{
var joinClause = string.Join('\n', joins);
query.DynamicForm = query.DynamicForm
.Replace(DynamicSql.JOIN, joinClause);
}
return(query);
}
public IDictionary <string, object> GetBuildingDynamic(
BuildingQueryRow row, BuildingQueryProjection projection,
BuildingQueryOptions options)
{
var obj = new Dictionary <string, object>();
foreach (var f in projection.GetFieldsArr())
{
switch (f)
{
case BuildingQueryProjection.INFO:
{
var entity = row.Building;
obj["id"] = entity.Id;
obj["code"] = entity.Code;
obj["name"] = entity.Name;
obj["description"] = entity.Description;
obj["location_id"] = entity.LocationId;
}
break;
case BuildingQueryProjection.LOCATION:
{
var entity = row.Location;
obj["location"] = new
{
id = entity.Id,
name = entity.Name,
code = entity.Code
};
}
break;
case BuildingQueryProjection.SELECT:
{
var entity = row.Building;
obj["id"] = entity.Id;
obj["name"] = entity.Name;
obj["code"] = entity.Code;
}
break;
}
}
return(obj);
}
public QueryResult <IDictionary <string, object> > GetBuildingDynamic(
IEnumerable <BuildingQueryRow> rows, BuildingQueryProjection projection,
BuildingQueryOptions options, int?totalCount = null)
{
var list = new List <IDictionary <string, object> >();
foreach (var o in rows)
{
var obj = GetBuildingDynamic(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, BuildingQueryProjection model)
{
query = DynamicSql.DeepClone(query);
var finalFields = model.GetFieldsArr()
.Where(f => BuildingQueryProjection.Projections.ContainsKey(f))
.Select(f => BuildingQueryProjection.Projections[f]);
if (finalFields.Any())
{
var projectionClause = string.Join(',', finalFields);
query.DynamicForm = query.DynamicForm
.Replace(DynamicSql.PROJECTION, projectionClause);
}
var finalResults = model.GetFieldsArr()
.Where(f => BuildingQueryProjection.Results.ContainsKey(f))
.Select(f => BuildingQueryProjection.Results[f]);
query.MultiResults.AddRange(finalResults);
return(query);
}
public async Task <QueryResult <IDictionary <string, object> > > QueryBuildingDynamic(
BuildingQueryProjection projection,
BuildingQueryOptions options,
BuildingQueryFilter filter = null,
BuildingQuerySort sort = null,
BuildingQueryPaging paging = null)
{
var conn = context.Database.GetDbConnection();
var openConn = conn.OpenAsync();
var query = BuildingQuery.CreateDynamicSql();
#region General
if (filter != null)
{
query = query.SqlFilter(filter);
}
query = query.SqlJoin(projection);
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 || !BuildingQueryOptions.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 = GetBuildingDynamic(single, projection, options);
return(new QueryResult <IDictionary <string, object> >()
{
SingleResult = singleResult
});
}
if (options.count_total)
{
totalCount = await countTask;
}
var result = GetBuildingDynamic(queryResult, projection, options, totalCount);
return(result);
}
