From 8f4eb5349db29a566249a04c01bb5b899547a324 Mon Sep 17 00:00:00 2001
From: Louis Vallat <louis@louis-vallat.xyz>
Date: Wed, 4 Nov 2020 10:08:47 +0100
Subject: [PATCH] Implemented a search option to specify a movie's title or
 imdb identifier

Signed-off-by: Louis Vallat <louis@louis-vallat.xyz>
---
 src/main/java/xyz/vallat/louis/commands/Quote.java    | 11 +++++++++--
 .../vallat/louis/database/SubtitleLineManager.java    |  8 ++++++--
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/main/java/xyz/vallat/louis/commands/Quote.java b/src/main/java/xyz/vallat/louis/commands/Quote.java
index 7ab6e95..fd8172a 100644
--- a/src/main/java/xyz/vallat/louis/commands/Quote.java
+++ b/src/main/java/xyz/vallat/louis/commands/Quote.java
@@ -15,14 +15,19 @@ import xyz.vallat.louis.subtitles.dao.FilmQuote;
 import xyz.vallat.louis.subtitles.dao.Lang;
 
 import java.time.Instant;
+import java.util.stream.Collectors;
 
 public class Quote extends Command {
 
     private static final Logger logger = LoggerFactory.getLogger(Quote.class.getCanonicalName());
 
     public Quote(String name) {
-        super(name, "Get a random quote from any movie.", name + " [-l|--lang <lang>]", 0, 1);
+        super(name, "Get a random quote from any movie.", name + " [-l|--lang <lang>] " +
+                "[-i|--imdb imdb_identifier]|[-t|--title title]", 0, 1);
         options.addOption(Option.builder("l").longOpt("lang").desc("specify a language").hasArg().build());
+        options.addOption(Option.builder("i").longOpt("imdb").desc("specify an IMDB identifier").hasArg().build());
+        options.addOption(Option.builder("t").longOpt("title").desc("specify a title").hasArgs()
+                .numberOfArgs(Option.UNLIMITED_VALUES).build());
     }
 
     @Override
@@ -31,12 +36,14 @@ public class Quote extends Command {
             CommandLine cmd = new DefaultParser().parse(options,
                     event.getMessage().getContent().substring(name.length()).split(" "));
             Lang language = LanguageManager.getLangFromAny(cmd.hasOption("l") ? cmd.getOptionValue("l") : "english");
+            String imdb = cmd.hasOption("i") ? cmd.getOptionValue("i") : null;
+            String title = cmd.hasOption("t") ? String.join(" ", cmd.getOptionValues("t")) : null;
             return event.getMessage().getChannel().flatMap(messageChannel -> messageChannel.createEmbed(embed -> {
                 embed.setTitle("Quote").setColor(Color.RED);
                 if (language == null)
                     embed.setDescription("This language is unknown. Try again with another one. Or don't try at all.");
                 else {
-                    FilmQuote quote = SubtitleLineManager.getRandomLine(language);
+                    FilmQuote quote = SubtitleLineManager.getRandomLine(language, imdb, title);
                     if (quote == null)
                         embed.setDescription("We don't have any quote in that language right now! Sorry!").setColor(Color.ORANGE);
                     else {
diff --git a/src/main/java/xyz/vallat/louis/database/SubtitleLineManager.java b/src/main/java/xyz/vallat/louis/database/SubtitleLineManager.java
index 8adb243..132949d 100644
--- a/src/main/java/xyz/vallat/louis/database/SubtitleLineManager.java
+++ b/src/main/java/xyz/vallat/louis/database/SubtitleLineManager.java
@@ -115,17 +115,21 @@ public final class SubtitleLineManager {
         }
     }
 
-    public static FilmQuote getRandomLine(Lang language) {
+    public static FilmQuote getRandomLine(Lang language, String imdb, String title) {
         FilmQuote filmQuote = null;
         try (Connection connection = DBManager.getConnection()) {
             String query = "SELECT imdb_id, dialog_line, time_code FROM subtitle_lines " +
                     "INNER JOIN subtitles ON subtitles.id = subtitle_lines.subtitle_id " +
                     "INNER JOIN films ON subtitles.film_id = films.id " +
-                    "WHERE subtitles.language_id = ?" +
+                    "WHERE subtitles.language_id = ? " +
+                    (imdb != null ? "AND films.imdb_id = ? " : "") +
+                    (title != null ? "AND UPPER(films.title) = UPPER(?) " : "") +
                     "ORDER BY RANDOM()" +
                     "LIMIT 1;";
             try (PreparedStatement stmt = connection.prepareStatement(query)) {
                 stmt.setInt(1, language.getId());
+                if (imdb != null) stmt.setString(2, imdb);
+                if (title != null) stmt.setString((imdb != null ? 3 : 2), title);
                 stmt.execute();
                 if (stmt.getResultSet().next()) {
                     Movie movie = FilmManager.getMovieFromTitleOrImdbId(