louis/moviequotebot
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Started implementing a cache system

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Signed-off-by: Louis Vallat <louis@louis-vallat.xyz>
This commit is contained in:
Louis Vallat 2020-10-28 16:14:58 +01:00
parent b781f735ca
commit 9c48d932d6
6 changed files with 139 additions and 68 deletions
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6
MoviesQuoteBot.sql
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@ -20,12 +20,13 @@ CREATE TABLE IF NOT EXISTS films
id int GENERATED ALWAYS AS IDENTITY,
imdb_id varchar(10) NOT NULL,
title text NOT NULL,
release_date date,
year int,
film_type text NOT NULL,
season int,
episode int,
poster_link text,
PRIMARY KEY (id)
PRIMARY KEY (id),
UNIQUE (imdb_id)
);
/**
@ -52,6 +53,7 @@ CREATE TABLE IF NOT EXISTS subtitles
film_id int NOT NULL,
language_id int NOT NULL,
importer varchar(37),
importer_guild_id text,
imported_date timestamptz NOT NULL DEFAULT now(),
UNIQUE (film_id, language_id),
PRIMARY KEY (id),

12
src/main/java/xyz/vallat/louis/MovieQuoteBot.java
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@ -11,10 +11,11 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import reactor.core.publisher.Mono;
import xyz.vallat.louis.commands.*;
import xyz.vallat.louis.database.DBManager;
import xyz.vallat.louis.env.EnvironmentVariables;
import xyz.vallat.louis.subtitles.OpenSubtitles;
import xyz.vallat.louis.database.FilmManager;
import xyz.vallat.louis.omdb.OMDBClient;
import java.io.IOException;
import java.text.ParseException;
import java.util.HashMap;
import java.util.Map;
@ -36,7 +37,9 @@ public class MovieQuoteBot {
commands.put("download", new Download(PREFIX + "download"));
}
public static void main(String[] args) {
public static void main(String[] args) throws InterruptedException, ParseException, IOException {
OMDBClient.getMovie("Surrogates", false);
/*
DBManager.testConnection();
DBManager.initDatabase();
OpenSubtitles.login();
@ -50,6 +53,7 @@ public class MovieQuoteBot {
}));
discordClient.onDisconnect().block();
*/
}
private static void registerDiscordCommands() {

1
src/main/java/xyz/vallat/louis/database/DBManager.java
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@ -71,6 +71,7 @@ public final class DBManager {
" film_id int NOT NULL,\n" +
" language_id int NOT NULL,\n" +
" importer varchar(37),\n" +
" importer_guild_id text,\n" +
" imported_date timestamptz NOT NULL DEFAULT now(),\n" +
" UNIQUE (film_id, language_id),\n" +
" PRIMARY KEY (id),\n" +

45
src/main/java/xyz/vallat/louis/database/FilmManager.java
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@ -7,7 +7,8 @@ import xyz.vallat.louis.database.exceptions.ImportationException;
import xyz.vallat.louis.omdb.objects.Movie;
import java.sql.*;
import java.time.ZoneId;
import static java.sql.Statement.RETURN_GENERATED_KEYS;
public final class FilmManager {
@ -24,12 +25,13 @@ public final class FilmManager {
" id int GENERATED ALWAYS AS IDENTITY,\n" +
" imdb_id varchar(10) NOT NULL,\n" +
" title text NOT NULL,\n" +
" release_date date,\n" +
" year int,\n" +
" film_type text NOT NULL,\n" +
" season int,\n" +
" episode int,\n" +
" poster_link text,\n" +
" PRIMARY KEY (id)\n" +
" PRIMARY KEY (id),\n" +
" UNIQUE (imdb_id)\n" +
");";
stmt.executeUpdate(query);
}
@ -37,14 +39,17 @@ public final class FilmManager {
public static void importFilm(Movie movie) throws ImportationException {
try (Connection connection = DBManager.getConnection()) {
String insert = "INSERT INTO films(imdb_id, title, release_date, film_type, poster_link) VALUES(?, ?, ?, ?, ?);";
try (PreparedStatement stmt = connection.prepareStatement(insert)) {
String insert = "INSERT INTO films(imdb_id, title, year, film_type, poster_link) VALUES(?, ?, ?, ?, ?);";
try (PreparedStatement stmt = connection.prepareStatement(insert, RETURN_GENERATED_KEYS)) {
stmt.setString(1, movie.getImdbID());
stmt.setString(2, movie.getTitle());
stmt.setDate(3, Date.valueOf(movie.getReleased().atZone(ZoneId.systemDefault()).toLocalDate()));
stmt.setObject(3, movie.getYear());
stmt.setString(4, movie.getType());
stmt.setString(5, movie.getPoster());
stmt.executeUpdate();
stmt.getGeneratedKeys().next();
movie.setId(stmt.getGeneratedKeys().getInt(1));
logger.debug("Movie inserted with id '{}'.", movie.getId());
} catch (SQLException e) {
logger.error("Error while importing movie: {}", e.getMessage());
throw new ImportationException();
@ -55,4 +60,32 @@ public final class FilmManager {
}
}
public static Movie getMovieFromTitleOrImdbId(String value, boolean isId) {
Movie movie = null;
try (Connection connection = DBManager.getConnection()) {
String query = "SELECT id, imdb_id, title, year, film_type, poster_link " +
"FROM films WHERE " + (isId ? "imdb_id" : "title") + " = ?;";
try (PreparedStatement stmt = connection.prepareStatement(query)) {
stmt.setString(1, value);
stmt.execute();
ResultSet results = stmt.getResultSet();
if (results.next()) {
movie = new Movie(
results.getString("title"),
results.getString("imdb_id"),
results.getString("film_type"),
results.getString("poster_link")
);
movie.setId(results.getInt("id"));
if (results.getObject("year") != null)
movie.setYear(results.getInt("year"));
}
}
} catch (SQLException e) {
logger.error("Cannot connect or query to database right now. Reason: {}", e.getMessage());
System.exit(ExitCodes.CANNOT_CONNECT_TO_DB.getValue());
}
return movie;
}
}

49
src/main/java/xyz/vallat/louis/omdb/OMDBClient.java
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@ -5,6 +5,8 @@ import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import xyz.vallat.louis.database.FilmManager;
import xyz.vallat.louis.database.exceptions.ImportationException;
import xyz.vallat.louis.env.EnvironmentVariables;
import xyz.vallat.louis.omdb.objects.Movie;
@ -16,7 +18,6 @@ import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
@ -27,15 +28,14 @@ public final class OMDBClient {
private static final String API_KEY = System.getenv(EnvironmentVariables.OMDB_API_KEY.getValue());
private static final String IMDB_KEY = "imdbID";
private static final String TITLE_KEY = "Title";
private static final String RELEASED_KEY = "Released";
private static final String YEAR_KEY = "Year";
private static final String POSTER_KEY = "Poster";
private static final String TYPE_KEY = "Type";
private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("dd MMM yyyy");
private OMDBClient() {
}
public static List<Movie> searchMoviesByTitle(String name) throws IOException, InterruptedException, ParseException {
public static List<Movie> searchMoviesByTitle(String name) throws IOException, InterruptedException {
logger.debug("Searching for '{}'.", name);
List<Movie> movies = new ArrayList<>();
HttpRequest request = HttpRequest.newBuilder()
@ -49,13 +49,14 @@ public final class OMDBClient {
for (JsonElement jsonElement : object.get("Search").getAsJsonArray()) {
JsonObject jsonMovie = (JsonObject) jsonElement;
if (jsonMovie.get(IMDB_KEY) == null || jsonMovie.get(TITLE_KEY) == null) continue;
movies.add(new Movie(
Movie movie = new Movie(
jsonMovie.get(TITLE_KEY).getAsString(),
DATE_FORMAT.parse(jsonMovie.get(RELEASED_KEY).getAsString()).toInstant(),
jsonMovie.get(IMDB_KEY).getAsString(),
jsonMovie.get(TYPE_KEY).getAsString(),
jsonMovie.get(POSTER_KEY).getAsString().equals("N/A") ? null : jsonMovie.get(POSTER_KEY).getAsString()
));
);
movie.setYear(Integer.parseInt(jsonMovie.get(YEAR_KEY).getAsString().substring(0, 4)));
movies.add(movie);
}
} else
logger.error("OMDB API returned an error: {}", object.get("Error").getAsString());
@ -64,31 +65,49 @@ public final class OMDBClient {
return movies;
}
public static Movie getMovie(String name, boolean id) throws IOException, InterruptedException, ParseException {
logger.debug("Getting movie by title '{}'.", name);
Movie movie = null;
public static Movie getMovie(String value, boolean isId) throws IOException, InterruptedException {
logger.debug("Getting movie by title '{}'.", value);
Movie movie = FilmManager.getMovieFromTitleOrImdbId(value, isId);
if (movie != null) {
logger.debug("Found movie in database with id '{}'.", movie.getId());
return movie;
}
HttpRequest request = HttpRequest.newBuilder()
.GET()
.uri(URI.create(ENDPOINT + "?apikey=" + API_KEY + "&type=movie" +
"&" + (id ? "i" : "t") + "=" + URLEncoder.encode(name, StandardCharsets.UTF_8)))
"&" + (isId ? "i" : "t") + "=" + URLEncoder.encode(value, StandardCharsets.UTF_8)))
.build();
HttpResponse<String> response = getHttpClient().send(request, HttpResponse.BodyHandlers.ofString());
if (response.statusCode() == 200) {
JsonObject jsonMovie = JsonParser.parseString(response.body()).getAsJsonObject();
movie = getMovieFromJson(response.body());
} else
logger.error("Querying the results gave this code: {}.", response.statusCode());
return movie;
}
private static Movie getMovieFromJson(String json) {
Movie movie = null;
JsonObject jsonMovie = JsonParser.parseString(json).getAsJsonObject();
if (jsonMovie.get("Response").getAsBoolean()) {
if (jsonMovie.get(IMDB_KEY) != null && jsonMovie.get(TITLE_KEY) != null) {
movie = new Movie(
jsonMovie.get(TITLE_KEY).getAsString(),
DATE_FORMAT.parse(jsonMovie.get(RELEASED_KEY).getAsString()).toInstant(),
jsonMovie.get(IMDB_KEY).getAsString(),
jsonMovie.get(TYPE_KEY).getAsString(),
jsonMovie.get(POSTER_KEY).getAsString().equals("N/A") ? null : jsonMovie.get(POSTER_KEY).getAsString()
);
movie.setYear(Integer.parseInt(jsonMovie.get(YEAR_KEY).getAsString()
.substring(0, Math.min(4, jsonMovie.get(YEAR_KEY).getAsString().length()))));
try {
FilmManager.importFilm(movie);
} catch (ImportationException e) {
logger.error("Cannot import the movie with title '{}' and IMDB id '{}'.",
movie.getTitle(), movie.getImdbID());
logger.warn("Please fix this issue quickly as this could cause problems due to the OMDB limitations.");
}
}
} else
logger.error("OMDB API returned an error: {}", jsonMovie.get("Error").getAsString());
} else
logger.error("Querying the results gave this code: {}.", response.statusCode());
return movie;
}

28
src/main/java/xyz/vallat/louis/omdb/objects/Movie.java
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@ -1,30 +1,42 @@
package xyz.vallat.louis.omdb.objects;
import java.time.Instant;
import java.util.Date;
public class Movie {
private final String title;
private final Instant released;
private final String imdbID;
private final String type;
private final String poster;
private Integer year;
private int id;
public Movie(String title, Instant released, String imdbID, String type, String poster) {
public Movie(String title, String imdbID, String type, String poster) {
this.id = 0;
this.title = title;
this.released = released;
this.imdbID = imdbID;
this.type = type;
this.poster = poster;
}
public Movie setYear(int year) {
this.year = year;
return this;
}
public int getId() {
return this.id;
}
public Movie setId(Integer id) {
this.id = id;
return this;
}
public String getTitle() {
return title;
}
public Instant getReleased() {
return released;
public Integer getYear() {
return year;
}
public String getImdbID() {