78 lines
1.7 KiB
Go
78 lines
1.7 KiB
Go
package generator
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import (
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"strings"
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"github.com/jhump/protoreflect/desc"
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"github.com/vektah/gqlparser/v2/ast"
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any "google.golang.org/protobuf/types/known/anypb"
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)
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type ObjectDescriptor struct {
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*ast.Definition
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desc.Descriptor
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types []*ObjectDescriptor
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fields []*FieldDescriptor
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fieldNames map[string]*FieldDescriptor
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}
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func (o *ObjectDescriptor) AsGraphql() *ast.Definition {
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return o.Definition
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}
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func (o *ObjectDescriptor) uniqueName(f *desc.FieldDescriptor) string {
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return strings.Title(f.GetName())
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}
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func (o *ObjectDescriptor) IsInput() bool {
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return o.Kind == ast.InputObject
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}
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func (o *ObjectDescriptor) GetFields() []*FieldDescriptor {
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return o.fields
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}
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func (o *ObjectDescriptor) GetTypes() []*ObjectDescriptor {
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return o.types
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}
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func (o *ObjectDescriptor) IsMessage() bool {
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_, ok := o.Descriptor.(*desc.MessageDescriptor)
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return ok
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}
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// same isEmpty but for mortals
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func IsEmpty(o *desc.MessageDescriptor) bool { return isEmpty(o, NewCallstack()) }
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// make sure objects are fulled with all objects
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func isEmpty(o *desc.MessageDescriptor, callstack Callstack) bool {
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callstack.Push(o)
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defer callstack.Pop(o)
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if len(o.GetFields()) == 0 {
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return true
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}
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for _, f := range o.GetFields() {
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objType := f.GetMessageType()
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if objType == nil {
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return false
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}
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// check if the call stack already contains a reference to this type and prevent it from calling itself again
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if callstack.Has(objType) {
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return true
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}
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if !isEmpty(objType, callstack) {
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return false
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}
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}
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return true
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}
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// TODO maybe not compare by strings
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func IsAny(o *desc.MessageDescriptor) bool {
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return string((&any.Any{}).ProtoReflect().Descriptor().FullName()) == o.GetFullyQualifiedName()
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}
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