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util.go
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util.go
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// Copyright 2020 Google 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 api
import (
"fmt"
"strings"
)
// AcceptTypes is a map of string to struct.
type AcceptTypes map[string]struct{}
// GetAcceptedTestTypes validates the AcceptedTestTypes of a VerifyCodeRequest
// and upconverts the list into a set (map) of the effective accepted test types.
// If an invalid test type is in the API request, an error is returned.
func (v *VerifyCodeRequest) GetAcceptedTestTypes() (AcceptTypes, error) {
accepted := AcceptTypes{}
if len(v.AcceptTestTypes) == 0 {
accepted.AddAcceptTypes(TestTypeConfirmed, TestTypeLikely, TestTypeNegative)
return accepted, nil
}
for _, testType := range v.AcceptTestTypes {
testType = strings.ToLower(testType)
switch testType {
case TestTypeConfirmed:
accepted.AddAcceptTypes(TestTypeConfirmed)
case TestTypeLikely:
accepted.AddAcceptTypes(TestTypeConfirmed, TestTypeLikely)
case TestTypeNegative:
accepted.AddAcceptTypes(TestTypeConfirmed, TestTypeLikely, TestTypeNegative)
default:
return nil, fmt.Errorf("invalid accepted test type: %v", testType)
}
}
return accepted, nil
}
// AddAcceptTypes takes a list of acceptable types and converts it to a map.
func (a AcceptTypes) AddAcceptTypes(types ...string) {
for _, t := range types {
a[t] = struct{}{}
}
}