// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements. See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership. The ASF licenses this file

// to you 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 array

import (

"fmt"

"strings"

"time"

"github.com/apache/arrow/go/v12/arrow"

"github.com/goccy/go-json"

)

{{range .In}}

// A type which represents an immutable sequence of {{or .QualifiedType .Type}} values.

type {{.Name}} struct {

array

values []{{or .QualifiedType .Type}}

}

// New{{.Name}}Data creates a new {{.Name}}.

func New{{.Name}}Data(data arrow.ArrayData) *{{.Name}} {

a := &{{.Name}}{}

a.refCount = 1

a.setData(data.(*Data))

return a

}

// Reset resets the array for re-use.

func (a *{{.Name}}) Reset(data *Data) {

a.setData(data)

}

// Value returns the value at the specified index.

func (a *{{.Name}}) Value(i int) {{or .QualifiedType .Type}} { return a.values[i] }

// Values returns the values.

func (a *{{.Name}}) {{.Name}}Values() []{{or .QualifiedType .Type}} { return a.values }

// String returns a string representation of the array.

func (a *{{.Name}}) String() string {

o := new(strings.Builder)

o.WriteString("[")

for i, v := range a.values {

if i > 0 {

fmt.Fprintf(o, " ")

}

switch {

case a.IsNull(i):

o.WriteString("(null)")

default:

fmt.Fprintf(o, "%v", v)

}

}

o.WriteString("]")

return o.String()

}

func (a *{{.Name}}) setData(data *Data) {

a.array.setData(data)

vals := data.buffers[1]

if vals != nil {

a.values = arrow.{{.Name}}Traits.CastFromBytes(vals.Bytes())

beg := a.array.data.offset

end := beg + a.array.data.length

a.values = a.values[beg:end]

}

}

func (a *{{.Name}}) getOneForMarshal(i int) interface{} {

if a.IsNull(i) {

return nil

}

{{if or (eq .Name "Date32") (eq .Name "Date64") -}}

return a.values[i].ToTime().Format("2006-01-02")

{{else if or (eq .Name "Time32") (eq .Name "Time64") -}}

return a.values[i].ToTime(a.DataType().(*{{.QualifiedType}}Type).Unit).Format("15:04:05.999999999")

{{else if or (eq .Name "Timestamp") -}}

return a.values[i].ToTime(a.DataType().(*{{.QualifiedType}}Type).Unit).Format("2006-01-02 15:04:05.999999999")

{{else if (eq .Name "Duration") -}}

// return value and suffix as a string such as "12345ms"

return fmt.Sprintf("%d%s", a.values[i], a.DataType().(*{{.QualifiedType}}Type).Unit.String())

{{else if (eq .Size "1")}}

return float64(a.values[i]) // prevent uint8 from being seen as binary data

{{else}}

return a.values[i]

{{end -}}

}

func (a *{{.Name}}) MarshalJSON() ([]byte, error) {

{{if .QualifiedType -}}

vals := make([]interface{}, a.Len())

for i := range a.values {

vals[i] = a.getOneForMarshal(i)

}

{{else -}}

vals := make([]interface{}, a.Len())

for i := 0; i < a.Len(); i++ {

if a.IsValid(i) {

vals[i] = float64(a.values[i]) // prevent uint8 from being seen as binary data

} else {

vals[i] = nil

}

}

{{end}}

return json.Marshal(vals)

}

func arrayEqual{{.Name}}(left, right *{{.Name}}) bool {

for i := 0; i < left.Len(); i++ {

if left.IsNull(i) {

continue

}

if left.Value(i) != right.Value(i) {

return false

}

}

return true

}

{{end}}