1 files changed, 161 insertions, 0 deletions
diff --git a/runtime/src/main/java/me/shedaniel/rei/impl/SearchArgument.java b/runtime/src/main/java/me/shedaniel/rei/impl/SearchArgument.java
new file mode 100644
index 000000000..9ed2cb05b
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+++ b/runtime/src/main/java/me/shedaniel/rei/impl/SearchArgument.java
@@ -0,0 +1,161 @@
+/*
+ * This file is licensed under the MIT License, part of Roughly Enough Items.
+ * Copyright (c) 2018, 2019, 2020 shedaniel
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package me.shedaniel.rei.impl;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.Lists;
+import me.shedaniel.math.Point;
+import me.shedaniel.rei.api.EntryStack;
+import me.shedaniel.rei.api.widgets.Tooltip;
+import me.shedaniel.rei.impl.search.AlwaysMatchingArgument;
+import me.shedaniel.rei.impl.search.Argument;
+import me.shedaniel.rei.impl.search.ArgumentsRegistry;
+import me.shedaniel.rei.impl.search.MatchStatus;
+import me.shedaniel.rei.utils.CollectionUtils;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.minecraft.client.Minecraft;
+import net.minecraft.network.chat.Component;
+import org.apache.commons.lang3.StringUtils;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.List;
+import java.util.Locale;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+@ApiStatus.Internal
+@Environment(EnvType.CLIENT)
+public class SearchArgument {
+    public static final String SPACE = " ", EMPTY = "";
+    private static final SearchArgument ALWAYS = new SearchArgument(AlwaysMatchingArgument.INSTANCE, EMPTY, true);
+    private Argument argument;
+    private String text;
+    private Object data;
+    private boolean regular;
+    private static final Pattern SPLIT_PATTERN = Pattern.compile("(?:\"([^\"]*)\")|([^\\s]+)");
+    
+    public SearchArgument(Argument argument, String text, boolean regular) {
+        this(argument, text, regular, true);
+    }
+    
+    public SearchArgument(Argument argument, String text, boolean regular, boolean lowercase) {
+        this.argument = argument;
+        this.text = lowercase ? text.toLowerCase(Locale.ROOT) : text;
+        this.regular = regular;
+        this.data = null;
+    }
+    
+    @ApiStatus.Internal
+    public static List<SearchArgument.SearchArguments> processSearchTerm(String searchTerm) {
+        List<SearchArgument.SearchArguments> searchArguments = Lists.newArrayList();
+        for (String split : StringUtils.splitByWholeSeparatorPreserveAllTokens(searchTerm, "|")) {
+            Matcher terms = SPLIT_PATTERN.matcher(split);
+            List<SearchArgument> arguments = Lists.newArrayList();
+            while (terms.find()) {
+                String term = MoreObjects.firstNonNull(terms.group(1), terms.group(2));
+                for (Argument argument : ArgumentsRegistry.ARGUMENT_LIST) {
+                    MatchStatus status = argument.matchesArgumentPrefix(term);
+                    if (status.isMatched()) {
+                        arguments.add(new SearchArgument(argument, status.getText(), !status.isInverted(), !status.shouldPreserveCasing()));
+                        break;
+                    }
+                }
+            }
+            if (arguments.isEmpty()) {
+                searchArguments.add(SearchArgument.SearchArguments.ALWAYS);
+            } else {
+                searchArguments.add(new SearchArgument.SearchArguments(arguments.toArray(new SearchArgument[0])));
+            }
+        }
+        for (SearchArguments arguments : searchArguments) {
+            for (SearchArgument argument : arguments.getArguments()) {
+                argument.data = argument.argument.prepareSearchData(argument.getText());
+            }
+        }
+        return searchArguments;
+    }
+    
+    @ApiStatus.Internal
+    public static boolean canSearchTermsBeAppliedTo(EntryStack stack, List<SearchArgument.SearchArguments> searchArguments) {
+        if (searchArguments.isEmpty())
+            return true;
+        Minecraft minecraft = Minecraft.getInstance();
+        Object[] data = new Object[ArgumentsRegistry.ARGUMENT_LIST.size()];
+        for (SearchArgument.SearchArguments arguments : searchArguments) {
+            boolean applicable = true;
+            for (SearchArgument argument : arguments.getArguments()) {
+                if (argument.getArgument().matches(data, stack, argument.getText(), argument.data) != argument.isRegular()) {
+                    applicable = false;
+                    break;
+                }
+            }
+            if (applicable)
+                return true;
+        }
+        return false;
+    }
+    
+    public static String tryGetEntryStackTooltip(EntryStack stack) {
+        Tooltip tooltip = stack.getTooltip(new Point());
+        if (tooltip != null)
+            return CollectionUtils.mapAndJoinToString(tooltip.getText(), Component::getString, "\n");
+        return "";
+    }
+    
+    public Argument getArgument() {
+        return argument;
+    }
+    
+    public String getText() {
+        return text;
+    }
+    
+    public boolean isRegular() {
+        return regular;
+    }
+    
+    @Override
+    public String toString() {
+        return String.format("Argument[%s]: name = %s, regular = %b", argument.getName(), text, regular);
+    }
+    
+    public static class SearchArguments {
+        public static final SearchArguments ALWAYS = new SearchArguments(new SearchArgument[]{SearchArgument.ALWAYS});
+        private SearchArgument[] arguments;
+        
+        public SearchArguments(SearchArgument[] arguments) {
+            this.arguments = arguments;
+        }
+        
+        public SearchArgument[] getArguments() {
+            return arguments;
+        }
+        
+        public final boolean isAlways() {
+            return this == ALWAYS;
+        }
+    }
+    
+}