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// SPDX-FileCopyrightText: Copyright 2015-2025 go-swagger maintainers

// SPDX-License-Identifier: Apache-2.0

package validate

import (

"fmt"

"reflect"

spec "github.com/allons-y/openapi-spec"

"github.com/go-openapi/strfmt"

)

type schemaSliceValidator struct {

Path string

In string

MaxItems *int64

MinItems *int64

UniqueItems bool

AdditionalItems *spec.SchemaOrBool

Items *spec.SchemaOrArray

Root any

KnownFormats strfmt.Registry

Options *SchemaValidatorOptions

}

func newSliceValidator(path, in string,

maxItems, minItems *int64, uniqueItems bool,

additionalItems *spec.SchemaOrBool, items *spec.SchemaOrArray,

root any, formats strfmt.Registry, opts *SchemaValidatorOptions) *schemaSliceValidator {

if opts == nil {

opts = new(SchemaValidatorOptions)

}

var v *schemaSliceValidator

if opts.recycleValidators {

v = pools.poolOfSliceValidators.BorrowValidator()

} else {

v = new(schemaSliceValidator)

}

v.Path = path

v.In = in

v.MaxItems = maxItems

v.MinItems = minItems

v.UniqueItems = uniqueItems

v.AdditionalItems = additionalItems

v.Items = items

v.Root = root

v.KnownFormats = formats

v.Options = opts

return v

}

func (s *schemaSliceValidator) SetPath(path string) {

s.Path = path

}

func (s *schemaSliceValidator) Applies(source any, kind reflect.Kind) bool {

_, ok := source.(*spec.Schema)

r := ok && kind == reflect.Slice

return r

}

func (s *schemaSliceValidator) Validate(data any) *Result {

if s.Options.recycleValidators {

defer func() {

s.redeem()

}()

}

var result *Result

if s.Options.recycleResult {

result = pools.poolOfResults.BorrowResult()

} else {

result = new(Result)

}

if data == nil {

return result

}

val := reflect.ValueOf(data)

size := val.Len()

if s.Items != nil && s.Items.Schema != nil {

for i := range size {

validator := newSchemaValidator(s.Items.Schema, s.Root, s.Path, s.KnownFormats, s.Options)

validator.SetPath(fmt.Sprintf("%s.%d", s.Path, i))

value := val.Index(i)

result.mergeForSlice(val, i, validator.Validate(value.Interface()))

}

}

itemsSize := 0

if s.Items != nil && len(s.Items.Schemas) > 0 {

itemsSize = len(s.Items.Schemas)

for i := range itemsSize {

if size <= i {

break

}

validator := newSchemaValidator(&s.Items.Schemas[i], s.Root, fmt.Sprintf("%s.%d", s.Path, i), s.KnownFormats, s.Options)

result.mergeForSlice(val, i, validator.Validate(val.Index(i).Interface()))

}

}

if s.AdditionalItems != nil && itemsSize < size {

if s.Items != nil && len(s.Items.Schemas) > 0 && !s.AdditionalItems.Allows {

result.AddErrors(arrayDoesNotAllowAdditionalItemsMsg())

}

if s.AdditionalItems.Schema != nil {

for i := itemsSize; i < size-itemsSize+1; i++ {

validator := newSchemaValidator(s.AdditionalItems.Schema, s.Root, fmt.Sprintf("%s.%d", s.Path, i), s.KnownFormats, s.Options)

result.mergeForSlice(val, i, validator.Validate(val.Index(i).Interface()))

}

}

}

if s.MinItems != nil {

if err := MinItems(s.Path, s.In, int64(size), *s.MinItems); err != nil {

result.AddErrors(err)

}

}

if s.MaxItems != nil {

if err := MaxItems(s.Path, s.In, int64(size), *s.MaxItems); err != nil {

result.AddErrors(err)

}

}

if s.UniqueItems {

if err := UniqueItems(s.Path, s.In, val.Interface()); err != nil {

result.AddErrors(err)

}

}

result.Inc()

return result

}

func (s *schemaSliceValidator) redeem() {

pools.poolOfSliceValidators.RedeemValidator(s)

}