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| 1 | +package graphql.nadel.engine.compiler; |
| 2 | + |
| 3 | +import graphql.execution.directives.QueryAppliedDirective; |
| 4 | +import graphql.execution.directives.QueryAppliedDirectiveArgument; |
| 5 | +import graphql.execution.directives.QueryDirectives; |
| 6 | +import graphql.language.Argument; |
| 7 | +import graphql.language.ArrayValue; |
| 8 | +import graphql.language.NullValue; |
| 9 | +import graphql.language.ObjectField; |
| 10 | +import graphql.language.ObjectValue; |
| 11 | +import graphql.language.Value; |
| 12 | +import graphql.normalized.ExecutableNormalizedField; |
| 13 | +import graphql.normalized.NormalizedInputValue; |
| 14 | +import graphql.normalized.VariableAccumulator; |
| 15 | +import graphql.normalized.VariableValueWithDefinition; |
| 16 | +import org.jspecify.annotations.NonNull; |
| 17 | +import org.jspecify.annotations.Nullable; |
| 18 | + |
| 19 | +import java.util.ArrayList; |
| 20 | +import java.util.List; |
| 21 | +import java.util.Map; |
| 22 | + |
| 23 | +import static graphql.collect.ImmutableKit.emptyMap; |
| 24 | +import static graphql.collect.ImmutableKit.map; |
| 25 | +import static graphql.language.Argument.newArgument; |
| 26 | + |
| 27 | +/** |
| 28 | + * Verbatim copy of graphql-java's package-private graphql.normalized.ArgumentMaker (pinned version |
| 29 | + * 0.0.0-2026-03-18T00-52-57-e53ab1a), re-homed into Nadel so {@link NadelExecutableNormalizedOperationToAstCompiler} |
| 30 | + * can reach it from this package. Keep in sync when bumping graphql-java. |
| 31 | + */ |
| 32 | +class NadelArgumentMaker { |
| 33 | + |
| 34 | + static List<Argument> createArguments(ExecutableNormalizedField executableNormalizedField, |
| 35 | + VariableAccumulator variableAccumulator) { |
| 36 | + List<Argument> result = new ArrayList<>(); |
| 37 | + Map<String, NormalizedInputValue> normalizedArguments = executableNormalizedField.getNormalizedArguments(); |
| 38 | + for (String argName : normalizedArguments.keySet()) { |
| 39 | + NormalizedInputValue normalizedInputValue = normalizedArguments.get(argName); |
| 40 | + Value<?> value = argValue(executableNormalizedField, null, argName, normalizedInputValue, variableAccumulator); |
| 41 | + Argument argument = newArgument() |
| 42 | + .name(argName) |
| 43 | + .value(value) |
| 44 | + .build(); |
| 45 | + result.add(argument); |
| 46 | + } |
| 47 | + return result; |
| 48 | + } |
| 49 | + |
| 50 | + static List<Argument> createDirectiveArguments(ExecutableNormalizedField executableNormalizedField, |
| 51 | + QueryDirectives queryDirectives, |
| 52 | + QueryAppliedDirective queryAppliedDirective, |
| 53 | + VariableAccumulator variableAccumulator) { |
| 54 | + |
| 55 | + Map<String, NormalizedInputValue> argValueMap = queryDirectives.getNormalizedInputValueByImmediateAppliedDirectives().getOrDefault(queryAppliedDirective, emptyMap()); |
| 56 | + |
| 57 | + List<Argument> result = new ArrayList<>(); |
| 58 | + for (QueryAppliedDirectiveArgument directiveArgument : queryAppliedDirective.getArguments()) { |
| 59 | + String argName = directiveArgument.getName(); |
| 60 | + if (argValueMap != null && argValueMap.containsKey(argName)) { |
| 61 | + NormalizedInputValue normalizedInputValue = argValueMap.get(argName); |
| 62 | + Value<?> value = argValue(executableNormalizedField, queryAppliedDirective, argName, normalizedInputValue, variableAccumulator); |
| 63 | + Argument argument = newArgument() |
| 64 | + .name(argName) |
| 65 | + .value(value) |
| 66 | + .build(); |
| 67 | + result.add(argument); |
| 68 | + } |
| 69 | + } |
| 70 | + return result; |
| 71 | + } |
| 72 | + |
| 73 | + @SuppressWarnings("unchecked") |
| 74 | + private static Value<?> argValue(ExecutableNormalizedField executableNormalizedField, |
| 75 | + QueryAppliedDirective queryAppliedDirective, |
| 76 | + String argName, |
| 77 | + @Nullable Object value, |
| 78 | + VariableAccumulator variableAccumulator) { |
| 79 | + if (value instanceof List) { |
| 80 | + ArrayValue.Builder arrayValue = ArrayValue.newArrayValue(); |
| 81 | + arrayValue.values(map((List<Object>) value, val -> argValue(executableNormalizedField, queryAppliedDirective, argName, val, variableAccumulator))); |
| 82 | + return arrayValue.build(); |
| 83 | + } |
| 84 | + if (value instanceof Map) { |
| 85 | + ObjectValue.Builder objectValue = ObjectValue.newObjectValue(); |
| 86 | + Map<String, Object> map = (Map<String, Object>) value; |
| 87 | + for (String fieldName : map.keySet()) { |
| 88 | + Value<?> fieldValue = argValue(executableNormalizedField, queryAppliedDirective, argName, (NormalizedInputValue) map.get(fieldName), variableAccumulator); |
| 89 | + objectValue.objectField(ObjectField.newObjectField().name(fieldName).value(fieldValue).build()); |
| 90 | + } |
| 91 | + return objectValue.build(); |
| 92 | + } |
| 93 | + if (value == null) { |
| 94 | + return NullValue.newNullValue().build(); |
| 95 | + } |
| 96 | + return (Value<?>) value; |
| 97 | + } |
| 98 | + |
| 99 | + @NonNull |
| 100 | + private static Value<?> argValue(ExecutableNormalizedField executableNormalizedField, |
| 101 | + QueryAppliedDirective queryAppliedDirective, |
| 102 | + String argName, |
| 103 | + NormalizedInputValue normalizedInputValue, |
| 104 | + VariableAccumulator variableAccumulator) { |
| 105 | + if (variableAccumulator.shouldMakeVariable(executableNormalizedField, queryAppliedDirective, argName, normalizedInputValue)) { |
| 106 | + VariableValueWithDefinition variableWithDefinition = variableAccumulator.accumulateVariable(normalizedInputValue); |
| 107 | + return variableWithDefinition.getVariableReference(); |
| 108 | + } else { |
| 109 | + return argValue(executableNormalizedField, queryAppliedDirective, argName, normalizedInputValue.getValue(), variableAccumulator); |
| 110 | + } |
| 111 | + } |
| 112 | +} |
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