Merge pull request #141 from mjmfighter/pokemon_null_pointer_fix

null pointer fix

Author: Grover-c13

.github/CONTRIBUTING.md

@@ -0,0 +1,18 @@
+# Contributing
+Thank you for wanting to help with this project! Pull requests and bug reports are always welcome, there are just some small things you should review before submitting.
+
+## Issues
+If you find any issue with the library, feel free to open an issue report. If it's just a small issue you might want to consider just asking on Slack (see below).
+
+## Feature Requests
+You may open an issue also to request new features. Make sure you describe what you are missing in the library and add any pointers someone might need to implement it.
+
+## Pull Requests
+If you consider submitting a pull request, please note the following:
+
+1. All pull requests **must** be submitted to the `Development` branch. The `master` branch is exclusively mutable by release. PRs against `master` will not be merged.
+2. Pleae make sure you follow the projects code style. To make sure you did, you can use `./gradlew checkstyleMain`.
+3. The project is licensed under [GNU GPLv3](../LICENSE.txt) thus all code you submit will be subject to this license.
+
+## Contact
+If you have any questions regarding the library you can ask those on the `#javaapi` channel on the [Pokemon GO Reverse Engineering Slack](https://pkre.slack.com/). You can [get your invite here](https://shielded-earth-81203.herokuapp.com/).

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,19 @@
+**Description:**
+[Short description of the issue observed. If this ia feature request you can modify the template as required.]
+
+**Steps to reproduce:**
+
+1. [Step 1]
+2. [Step 2]
+
+**Expected behavior:**
+[What should happen?]
+
+**Actual behavior:**
+[What actually happens]
+
+**Stacktrace (If it's a crash):**
+[Please use pastebin if it's too long]
+
+**Version:**
+[The version of the lib you used]

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,13 @@
+### Prerequisites (Remove this section if you want)
+Make sure you...
+
+* Follow the [contribution guidelines](CONTRIBUTING.md)
+* Follow the code style (run `./gradlew checkstyleMain`)
+* Submit this PR against the `Development` branch.
+
+**Fixed issue:** [Reference the issue number here, or remove if not a fix]
+
+**Changes made:**
+
+* List your changes here
+* Change 2...

.travis.yml

@@ -6,6 +6,7 @@ jdk:
 branches:
   only:
   - master
+  - Development
 
 before_cache:
   - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock

build.gradle

@@ -94,7 +94,8 @@ checkstyleMain.doLast {
 }
 
 dependencies {
-    compile 'com.google.code.gson:gson:2.7'
+    compile 'com.squareup.okio:okio:1.9.0'
+    compile 'com.squareup.moshi:moshi:1.2.0'
     compile 'com.annimon:stream:1.1.1'
     compile 'com.squareup.okhttp3:okhttp:3.4.0-RC1'
     compile 'com.google.protobuf:protobuf-java:3.0.0-beta-3'

src/main/java/com/pokegoapi/api/inventory/Inventories.java

@@ -125,7 +125,7 @@ public void updateInventories(boolean forceUpdate) throws LoginFailedException,
 
 			// pokebank
 			if (itemData.getPokemonData().getPokemonId() != PokemonId.MISSINGNO) {
-				pokebank.addPokemon(new Pokemon(inventoryItem.getInventoryItemData().getPokemonData()));
+				pokebank.addPokemon(new Pokemon(api, inventoryItem.getInventoryItemData().getPokemonData()));
 			}
 
 			// items

src/main/java/com/pokegoapi/api/inventory/ItemBag.java

@@ -29,6 +29,7 @@
 import com.pokegoapi.exceptions.RemoteServerException;
 import com.pokegoapi.main.ServerRequest;
 
+import java.util.Collection;
 import java.util.HashMap;
 
 /**
@@ -102,4 +103,9 @@ public Item getItem(ItemId type) {
 
 		return items.get(type);
 	}
+
+
+	public Collection<Item> getItems() {
+		return items.values();
+	}
 }

src/main/java/com/pokegoapi/api/inventory/PokeBank.java

@@ -42,7 +42,6 @@ public PokeBank(PokemonGo instance) {
 	 * @param pokemon Pokemon to add to the inventory
 	 */
 	public void addPokemon(final Pokemon pokemon) {
-		pokemon.setPgo(instance);
 		List<Pokemon> alreadyAdded = Stream.of(pokemons).filter(new Predicate<Pokemon>() {
 			@Override
 			public boolean test(Pokemon testPokemon) {

src/main/java/com/pokegoapi/api/map/pokemon/CatchItemResult.java

@@ -0,0 +1,55 @@
+/*
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.pokegoapi.api.map.pokemon;
+
+import POGOProtos.Networking.Responses.UseItemCaptureResponseOuterClass;
+import POGOProtos.Networking.Responses.UseItemCaptureResponseOuterClass.UseItemCaptureResponse;
+
+public class CatchItemResult {
+	private UseItemCaptureResponse proto;
+
+	public CatchItemResult(UseItemCaptureResponse proto) {
+		this.proto = proto;
+	}
+
+	public boolean getSuccess() {
+		return proto.getSuccess();
+	}
+
+	public double getItemCaptureMult() {
+		return proto.getItemCaptureMult();
+	}
+
+	public double getItemFleeMult() {
+		return proto.getItemFleeMult();
+	}
+
+	public boolean getStopMovement() {
+		return proto.getStopMovement();
+	}
+
+	public boolean getStopAttack() {
+		return proto.getStopAttack();
+	}
+
+	public boolean getTargetMax() {
+		return proto.getTargetMax();
+	}
+
+	public boolean getTargetSlow() {
+		return proto.getTargetSlow();
+	}
+}

src/main/java/com/pokegoapi/api/map/pokemon/CatchablePokemon.java

@@ -22,10 +22,14 @@
 import POGOProtos.Map.Pokemon.WildPokemonOuterClass.WildPokemon;
 import POGOProtos.Networking.Requests.Messages.CatchPokemonMessageOuterClass.CatchPokemonMessage;
 import POGOProtos.Networking.Requests.Messages.EncounterMessageOuterClass;
+import POGOProtos.Networking.Requests.Messages.UseItemCaptureMessageOuterClass;
+import POGOProtos.Networking.Requests.Messages.UseItemCaptureMessageOuterClass.UseItemCaptureMessage;
 import POGOProtos.Networking.Requests.RequestTypeOuterClass;
 import POGOProtos.Networking.Responses.CatchPokemonResponseOuterClass.CatchPokemonResponse;
 import POGOProtos.Networking.Responses.EncounterResponseOuterClass;
 import POGOProtos.Networking.Responses.EncounterResponseOuterClass.EncounterResponse;
+import POGOProtos.Networking.Responses.UseItemCaptureResponseOuterClass;
+import POGOProtos.Networking.Responses.UseItemCaptureResponseOuterClass.UseItemCaptureResponse;
 import com.google.protobuf.InvalidProtocolBufferException;
 import com.pokegoapi.api.PokemonGo;
 import com.pokegoapi.api.inventory.ItemBag;
@@ -150,6 +154,36 @@ public EncounterResult encounterPokemon() throws LoginFailedException,
 		return new EncounterResult(response);
 	}
 
+	/**
+	 * Tries to catch a pokemon (will attempt to use a pokeball, if you have
+	 * none will use greatball etc) and uwill use a single razz berry if available.
+	 *
+	 * @return CatchResult
+	 * @throws LoginFailedException
+	 *             if failed to login
+	 * @throws RemoteServerException
+	 *             if the server failed to respond
+	 */
+	public CatchResult catchPokemonWithRazzBerry() throws LoginFailedException,
+			RemoteServerException {
+		Pokeball pokeball;
+
+		ItemBag bag = api.getInventories().getItemBag();
+		if (bag.getItem(ItemId.ITEM_POKE_BALL).getCount() > 0) {
+			pokeball = Pokeball.POKEBALL;
+		} else if (bag.getItem(ItemId.ITEM_GREAT_BALL).getCount() > 0) {
+			pokeball = Pokeball.GREATBALL;
+		} else if (bag.getItem(ItemId.ITEM_ULTRA_BALL).getCount() > 0) {
+			pokeball = Pokeball.ULTRABALL;
+		} else {
+			pokeball = Pokeball.MASTERBALL;
+		}
+
+		useItem(ItemId.ITEM_RAZZ_BERRY);
+		return catchPokemon(pokeball, -1, -1);
+	}
+
+
 	/**
 	 * Tries to catch a pokemon (will attempt to use a pokeball, if you have
 	 * none will use greatball etc).
@@ -178,6 +212,8 @@ public CatchResult catchPokemon() throws LoginFailedException,
 		return catchPokemon(pokeball);
 	}
 
+
+
 	/**
 	 * Tries to catch a pokeball with the given type.
 	 * 
@@ -213,6 +249,54 @@ public CatchResult catchPokemon(Pokeball pokeball, int amount)
 				0.85 + Math.random() * 0.15, pokeball, amount);
 	}
 
+	/**
+	 * Tried to catch a pokemon with given pokeball and max number of pokeballs.
+	 *
+	 * @param pokeball
+	 *            Type of pokeball
+	 * @param amount
+	 *            Max number of pokeballs to use
+	 * @param razberryLimit
+	 *            Max number of razberrys to use
+	 * @return CatchResult
+	 * @throws LoginFailedException
+	 *             if failed to login
+	 * @throws RemoteServerException
+	 *             if the server failed to respond
+	 */
+	public CatchResult catchPokemon(Pokeball pokeball, int amount, int razberryLimit)
+			throws LoginFailedException, RemoteServerException {
+		return catchPokemon(1.0, 1.95 + Math.random() * 0.05,
+				0.85 + Math.random() * 0.15, pokeball, razberryLimit);
+	}
+
+	/**
+	 * Tries to catch a pokemon.
+	 *
+	 * @param normalizedHitPosition
+	 *            the normalized hit position
+	 * @param normalizedReticleSize
+	 *            the normalized hit reticle
+	 * @param spinModifier
+	 *            the spin modifier
+	 * @param type
+	 *            Type of pokeball to throw
+	 * @param amount
+	 *            Max number of Pokeballs to throw, negative number for
+	 *            unlimited
+	 * @return CatchResult of resulted try to catch pokemon
+	 * @throws LoginFailedException
+	 *             if failed to login
+	 * @throws RemoteServerException
+	 *             if the server failed to respond
+	 */
+	public CatchResult catchPokemon(double normalizedHitPosition,
+									double normalizedReticleSize, double spinModifier, Pokeball type,
+									int amount) throws LoginFailedException, RemoteServerException {
+
+		return catchPokemon(normalizedHitPosition, normalizedReticleSize, spinModifier, type, amount, -1);
+	}
+
 	/**
 	 * Tries to catch a pokemon.
 	 * 
@@ -227,6 +311,8 @@ public CatchResult catchPokemon(Pokeball pokeball, int amount)
 	 * @param amount
 	 *            Max number of Pokeballs to throw, negative number for
 	 *            unlimited
+	 * @param razberriesLimit
+	 *            The maximum amount of razberries to use, -1 for unlimited
 	 * @return CatchResult of resulted try to catch pokemon
 	 * @throws LoginFailedException
 	 *             if failed to login
@@ -235,14 +321,21 @@ public CatchResult catchPokemon(Pokeball pokeball, int amount)
 	 */
 	public CatchResult catchPokemon(double normalizedHitPosition,
 			double normalizedReticleSize, double spinModifier, Pokeball type,
-			int amount) throws LoginFailedException, RemoteServerException {
+			int amount, int razberriesLimit) throws LoginFailedException, RemoteServerException {
 		if (!isEncountered()) {
 			return new CatchResult();
 		}
 
+		int razberries = 0;
 		int numThrows = 0;
 		CatchPokemonResponse response = null;
 		do {
+
+			if (razberries < razberriesLimit || razberriesLimit == -1) {
+				useItem(ItemId.ITEM_RAZZ_BERRY);
+				razberries++;
+			}
+
 			CatchPokemonMessage reqMsg = CatchPokemonMessage.newBuilder()
 					.setEncounterId(getEncounterId()).setHitPokemon(true)
 					.setNormalizedHitPosition(normalizedHitPosition)
@@ -274,6 +367,38 @@ public CatchResult catchPokemon(double normalizedHitPosition,
 		return new CatchResult(response);
 	}
 
+	/**
+	 * Tries to use an item on a catchable pokemon (ie razzberry).
+	 *
+	 * @param item
+	 *            the item ID
+	 * @return CatchItemResult info about the new modifiers about the pokemon (can move, item capture multi) eg
+	 * @throws LoginFailedException
+	 *             if failed to login
+	 * @throws RemoteServerException
+	 *             if the server failed to respond
+	 */
+	public CatchItemResult useItem(ItemId item) throws LoginFailedException, RemoteServerException {
+
+		UseItemCaptureMessage reqMsg = UseItemCaptureMessage
+				.newBuilder()
+				.setEncounterId(this.getEncounterId())
+				.setSpawnPointGuid(this.getSpawnPointId())
+				.setItemId(item)
+				.build();
+
+		ServerRequest serverRequest = new ServerRequest(
+				RequestTypeOuterClass.RequestType.USE_ITEM_CAPTURE, reqMsg);
+		api.getRequestHandler().sendServerRequests(serverRequest);
+		UseItemCaptureResponse response = null;
+		try {
+			response = UseItemCaptureResponse.parseFrom(serverRequest.getData());
+		} catch (InvalidProtocolBufferException e) {
+			throw new RemoteServerException(e);
+		}
+		return new CatchItemResult(response);
+	}
+
 	@Override
 	public boolean equals(Object obj) {
 		if (obj == this) {