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[signal-cli] / src / main / java / org / asamk / signal / commands / JsonRpcLocalCommand.java
1 package org.asamk.signal.commands;
2
3 import com.fasterxml.jackson.core.type.TypeReference;
4
5 import net.sourceforge.argparse4j.inf.Namespace;
6
7 import org.asamk.signal.OutputType;
8 import org.asamk.signal.OutputWriter;
9 import org.asamk.signal.commands.exceptions.CommandException;
10 import org.asamk.signal.manager.Manager;
11 import org.asamk.signal.util.Util;
12
13 import java.util.List;
14 import java.util.Map;
15
16 public interface JsonRpcLocalCommand extends JsonRpcCommand<Map<String, Object>>, LocalCommand {
17
18 default TypeReference<Map<String, Object>> getRequestType() {
19 return new TypeReference<>() {
20 };
21 }
22
23 default void handleCommand(
24 Map<String, Object> request, Manager m, OutputWriter outputWriter
25 ) throws CommandException {
26 Namespace commandNamespace = new JsonRpcNamespace(request == null ? Map.of() : request);
27 handleCommand(commandNamespace, m, outputWriter);
28 }
29
30 default List<OutputType> getSupportedOutputTypes() {
31 return List.of(OutputType.PLAIN_TEXT, OutputType.JSON);
32 }
33
34 /**
35 * Namepace implementation, that defaults booleans to false and converts camel case keys to dashed strings
36 */
37 final class JsonRpcNamespace extends Namespace {
38
39 public JsonRpcNamespace(final Map<String, Object> attrs) {
40 super(attrs);
41 }
42
43 @Override
44 public <T> T get(String dest) {
45 final T value = super.get(dest);
46 if (value != null) {
47 return value;
48 }
49
50 final var camelCaseString = Util.dashSeparatedToCamelCaseString(dest);
51 return super.get(camelCaseString);
52 }
53
54 @Override
55 public <E> List<E> getList(final String dest) {
56 try {
57 final List<E> value = super.getList(dest);
58 if (value != null) {
59 return value;
60 }
61 } catch (ClassCastException e) {
62 return List.of(this.<E>get(dest));
63 }
64
65 return super.getList(dest + "s");
66 }
67
68 @Override
69 public Boolean getBoolean(String dest) {
70 Boolean maybeGotten = this.get(dest);
71 if (maybeGotten == null) {
72 maybeGotten = false;
73 }
74 return maybeGotten;
75 }
76 }
77 }