38 lines
1.6 KiB
Java
38 lines
1.6 KiB
Java
package io.gitlab.jfronny.inceptum.gson;
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import com.google.gson.*;
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import io.gitlab.jfronny.inceptum.model.mojang.MinecraftArgument;
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import io.gitlab.jfronny.inceptum.model.mojang.Rules;
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import java.lang.reflect.Type;
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import java.util.LinkedHashSet;
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import java.util.Set;
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public class MinecraftArgumentDeserializer implements JsonDeserializer<MinecraftArgument> {
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@Override
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public MinecraftArgument deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
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if (json.isJsonPrimitive() && json.getAsJsonPrimitive().isString()) {
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return new MinecraftArgument(Set.of(json.getAsString()));
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}
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else if (json.isJsonObject()) {
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JsonObject jo = json.getAsJsonObject();
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if (jo.size() != 2 || !jo.has("rules") || !jo.has("value"))
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throw new JsonParseException("Not a valid minecraft argument");
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Rules r = context.deserialize(jo.get("rules"), Rules.class);
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if (!r.allow()) return new MinecraftArgument(Set.of());
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Set<String> sel = new LinkedHashSet<>();
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JsonElement value = jo.get("value");
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if (value.isJsonArray()) {
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for (JsonElement val : value.getAsJsonArray()) {
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sel.add(val.getAsString());
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}
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}
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else if (value.isJsonPrimitive())
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sel.add(value.getAsString());
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else throw new JsonParseException("Unexpected value type");
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return new MinecraftArgument(Set.copyOf(sel));
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}
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else throw new JsonParseException("Not a valid minecraft argument");
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}
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}
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