package com.hypixel.hytale.procedurallib.json;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.hypixel.hytale.procedurallib.supplier.DoubleRange;
import com.hypixel.hytale.procedurallib.supplier.IDoubleRange;
import java.nio.file.Path;
import java.util.Objects;
import javax.annotation.Nonnull;
public class DoubleRangeJsonLoader<K extends SeedResource> extends JsonLoader<K, IDoubleRange> {
protected final double default1;
protected final double default2;
@Nonnull
protected final DoubleToDoubleFunction function;
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json) {
this(seed, dataFolder, json, 0.0, (d) -> d);
}
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json, DoubleToDoubleFunction function) {
this(seed, dataFolder, json, 0.0, function);
}
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json, double default1) {
this(seed, dataFolder, json, default1, default1, (d) -> d);
}
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json, double default1, DoubleToDoubleFunction function) {
this(seed, dataFolder, json, default1, default1, function);
}
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json, double default1, double default2) {
this(seed, dataFolder, json, default1, default2, (d) -> d);
}
public DoubleRangeJsonLoader(@Nonnull SeedString<K> seed, Path dataFolder, JsonElement json, double default1, double default2, DoubleToDoubleFunction function) {
super(seed.append(".DoubleRange"), dataFolder, json);
this.default1 = default1;
this.default2 = default2;
this.function = (DoubleToDoubleFunction)Objects.requireNonNull(function);
}
public IDoubleRange load() {
if (this.json != null && !this.json.isJsonNull()) {
if (this.json.isJsonArray()) {
JsonArray array = this.json.getAsJsonArray();
if (array.size() != 1 && array.size() != 2) {
throw new IllegalStateException(String.format("Range array contains %s values. Only 1 or 2 entries are allowed.", array.size()));
} else {
return (IDoubleRange)(array.size() == 1 ? new DoubleRange.Constant(this.function.get(array.get(0).getAsDouble())) : new DoubleRange.Normal(this.function.get(array.get(0).getAsDouble()), this.function.get(array.get(1).getAsDouble())));
}
} else if (this.json.isJsonObject()) {
if (this.has("Thresholds") && this.has("Values")) {
return this.loadThreshold();
} else if (!this.has("Min")) {
throw new IllegalStateException("Minimum value of range is not defined. Keyword: Min");
} else if (!this.has("Max")) {
throw new IllegalStateException("Maximum value of range is not defined. Keyword: Max");
} else {
double min = this.get("Min").getAsDouble();
double max = this.get("Max").getAsDouble();
return new DoubleRange.Normal(this.function.get(min), this.function.get(max));
}
} else {
return new DoubleRange.Constant(this.function.get(this.json.getAsDouble()));
}
} else {
return (IDoubleRange)(this.default1 == this.default2 ? new DoubleRange.Constant(this.function.get(this.default1)) : new DoubleRange.Normal(this.function.get(this.default1), this.function.get(this.default2)));
}
}
@Nonnull
protected IDoubleRange loadThreshold() {
JsonArray thresholdsJson = this.get("Thresholds").getAsJsonArray();
JsonArray valuesJson = this.get("Values").getAsJsonArray();
double[] thresholds = new double[thresholdsJson.size()];
double[] values = new double[thresholdsJson.size()];
for(int i = 0; i < thresholds.length; ++i) {
thresholds[i] = thresholdsJson.get(i).getAsDouble();
values[i] = valuesJson.get(i).getAsDouble();
}
return new DoubleRange.Multiple(thresholds, values);
}
public interface Constants {
String KEY_MIN = "Min";
String KEY_MAX = "Max";
String KEY_THRESHOLDS = "Thresholds";
String KEY_VALUES = "Values";
String ERROR_ARRAY_SIZE = "Range array contains %s values. Only 1 or 2 entries are allowed.";
String ERROR_NO_MIN = "Minimum value of range is not defined. Keyword: Min";
String ERROR_NO_MAX = "Maximum value of range is not defined. Keyword: Max";
}
@FunctionalInterface
public interface DoubleToDoubleFunction {
double get(double var1);
}
}