/
getschema_csv.go
96 lines (88 loc) · 2.35 KB
/
getschema_csv.go
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// Copyright 2021 Cloud Privacy Labs, LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
"encoding/csv"
"encoding/json"
"fmt"
"io"
"os"
"strings"
"github.com/spf13/cobra"
)
func init() {
getschemaCmd.AddCommand(getschemaCSVCmd)
getschemaCSVCmd.Flags().Int("headerRow", 0, "Header row 0-based (default: 1st row)")
getschemaCSVCmd.Flags().String("schemaId", "", "Schema ID")
getschemaCSVCmd.Flags().String("valueType", "", "Value type")
}
var getschemaCSVCmd = &cobra.Command{
Use: "csv",
Short: "Write layered schema from CSV file",
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
schemaId, _ := cmd.Flags().GetString("schemaId")
valueType, _ := cmd.Flags().GetString("valueType")
if len(schemaId) == 0 && len(valueType) != 0 {
schemaId = valueType + "/schema"
}
f, err := os.Open(args[0])
if err != nil {
failErr(err)
}
reader := csv.NewReader(f)
if err != nil {
failErr(err)
}
headerRow, err := cmd.Flags().GetInt("headerRow")
if err != nil {
failErr(err)
}
for row := 0; row <= headerRow; row++ {
rowData, err := reader.Read()
if err == io.EOF {
break
}
if err != nil {
failErr(err)
} else if row < headerRow {
continue
} else {
attHeaders := []Attribute{}
for i := range rowData {
attHeaders = append(attHeaders, Attribute{
ID: strings.TrimSpace(rowData[i]),
AttributeName: strings.TrimSpace(rowData[i]),
Types: "Value",
})
}
test := LS{
Context: "https://lschema.org",
ID: schemaId,
Type: "Schema",
ValueType: valueType,
Layer: Layer{
Type: "Object",
AttributeList: attHeaders,
},
}
js, err := json.MarshalIndent(test, "", "\t")
if err != nil {
failErr(err)
}
fmt.Println(string(js))
}
}
},
}