func NewGrossFilter(loadedfile table.LoadedFile) GrossFilter {
colCount := loadedfile.ColumnCount
rowCount := loadedfile.RowCount
columnData := make([][]interface{}, colCount)
start := 0
if loadedfile.HasHeaders {
start = 1
}
for i := 0; i < colCount; i++ {
initialValues := make([]string, rowCount-start)
for j := start; j < rowCount; j++ {
initialValues[j-start] = loadedfile.GetData(j, i)
}
colData, err := types.ConvertValues(initialValues, loadedfile.ColumnInfo[i].TypeInfo)
if err != nil {
log.Printf("Converion of types failed - %s", err)
}
columnData[i] = colData
}
g := GrossFilter{columnData: columnData}
g.LoadedFile = loadedfile
return g
}
func (file LoadedFile) LoadData() error {
start := 0
if file.HasHeaders {
start = 1
}
file.convertedData = make([][]interface{}, file.RowCount)
for i := 0; i < file.RowCount; i++ {
file.convertedData[i] = make([]interface{}, file.ColumnCount)
}
for i := 0; i < file.ColumnCount; i++ {
column := ColumnFrom2dArray(file.Data, i, start)
convertedValues, err := types.ConvertValues(column, file.ColumnInfo[i].TypeInfo)
if err != nil {
return err
}
for j := start; j < file.RowCount; j++ {
file.convertedData[j][i] = convertedValues[j-start]
}
}
return nil
}