[AB-103] adding ability to create/delete/list/retrieve custom commands

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/command/CreateCustomCommand.java

@@ -0,0 +1,99 @@
+package dev.sheldan.abstracto.customcommand.command;
+
+import dev.sheldan.abstracto.core.command.UtilityModuleDefinition;
+import dev.sheldan.abstracto.core.command.condition.AbstractConditionableCommand;
+import dev.sheldan.abstracto.core.command.config.CommandConfiguration;
+import dev.sheldan.abstracto.core.command.config.HelpInfo;
+import dev.sheldan.abstracto.core.command.config.Parameter;
+import dev.sheldan.abstracto.core.command.execution.CommandResult;
+import dev.sheldan.abstracto.core.config.FeatureDefinition;
+import dev.sheldan.abstracto.core.interaction.InteractionService;
+import dev.sheldan.abstracto.core.interaction.slash.SlashCommandConfig;
+import dev.sheldan.abstracto.core.interaction.slash.parameter.SlashCommandParameterService;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandFeatureDefinition;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandSlashCommandNames;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandService;
+import lombok.extern.slf4j.Slf4j;
+import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+@Component
+@Slf4j
+public class CreateCustomCommand extends AbstractConditionableCommand {
+
+    private static final String CREATE_CUSTOM_COMMAND_COMMAND = "createCustomCommand";
+    private static final String CUSTOM_COMMAND_NAME_PARAMETER = "commandName";
+    private static final String CUSTOM_COMMAND_CONTENT_PARAMETER = "response";
+    private static final String CREATE_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY = "createCustomCommand_response";
+
+    @Autowired
+    private SlashCommandParameterService slashCommandParameterService;
+
+    @Autowired
+    private CustomCommandService customCommandService;
+
+    @Autowired
+    private InteractionService interactionService;
+
+    @Override
+    public CompletableFuture<CommandResult> executeSlash(SlashCommandInteractionEvent event) {
+        String name = slashCommandParameterService.getCommandOption(CUSTOM_COMMAND_NAME_PARAMETER, event, String.class);
+        String content = slashCommandParameterService.getCommandOption(CUSTOM_COMMAND_CONTENT_PARAMETER, event, String.class);
+
+        customCommandService.createCustomCommand(name, content, event.getMember());
+        return interactionService.replyEmbed(CREATE_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY, event)
+                .thenApply(interactionHook -> CommandResult.fromSuccess());
+    }
+
+    @Override
+    public FeatureDefinition getFeature() {
+        return CustomCommandFeatureDefinition.CUSTOM_COMMAND;
+    }
+
+    @Override
+    public CommandConfiguration getConfiguration() {
+        Parameter commandNameParameter = Parameter
+                .builder()
+                .name(CUSTOM_COMMAND_NAME_PARAMETER)
+                .templated(true)
+                .type(String.class)
+                .build();
+
+        Parameter commandContentParameter = Parameter
+                .builder()
+                .name(CUSTOM_COMMAND_CONTENT_PARAMETER)
+                .templated(true)
+                .type(String.class)
+                .build();
+
+        List<Parameter> parameters = Arrays.asList(commandNameParameter, commandContentParameter);
+        HelpInfo helpInfo = HelpInfo
+                .builder()
+                .templated(true)
+                .build();
+
+        SlashCommandConfig slashCommandConfig = SlashCommandConfig
+                .builder()
+                .enabled(true)
+                .rootCommandName(CustomCommandSlashCommandNames.CUSTOM_COMMAND)
+                .commandName("create")
+                .build();
+
+        return CommandConfiguration.builder()
+                .name(CREATE_CUSTOM_COMMAND_COMMAND)
+                .module(UtilityModuleDefinition.UTILITY)
+                .templated(true)
+                .async(true)
+                .slashCommandConfig(slashCommandConfig)
+                .causesReaction(true)
+                .supportsEmbedException(true)
+                .parameters(parameters)
+                .help(helpInfo)
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/command/DeleteCustomCommand.java

@@ -0,0 +1,90 @@
+package dev.sheldan.abstracto.customcommand.command;
+
+import dev.sheldan.abstracto.core.command.UtilityModuleDefinition;
+import dev.sheldan.abstracto.core.command.condition.AbstractConditionableCommand;
+import dev.sheldan.abstracto.core.command.config.CommandConfiguration;
+import dev.sheldan.abstracto.core.command.config.HelpInfo;
+import dev.sheldan.abstracto.core.command.config.Parameter;
+import dev.sheldan.abstracto.core.command.execution.CommandResult;
+import dev.sheldan.abstracto.core.config.FeatureDefinition;
+import dev.sheldan.abstracto.core.interaction.InteractionService;
+import dev.sheldan.abstracto.core.interaction.slash.SlashCommandConfig;
+import dev.sheldan.abstracto.core.interaction.slash.parameter.SlashCommandParameterService;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandFeatureDefinition;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandSlashCommandNames;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandService;
+import lombok.extern.slf4j.Slf4j;
+import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+@Component
+@Slf4j
+public class DeleteCustomCommand extends AbstractConditionableCommand {
+
+    private static final String DELETE_CUSTOM_COMMAND_COMMAND = "deleteCustomCommand";
+    private static final String DELETE_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY = "deleteCustomCommand_response";
+    private static final String CUSTOM_COMMAND_NAME_PARAMETER = "commandName";
+
+    @Autowired
+    private SlashCommandParameterService slashCommandParameterService;
+
+    @Autowired
+    private CustomCommandService customCommandService;
+
+    @Autowired
+    private InteractionService interactionService;
+
+    @Override
+    public CompletableFuture<CommandResult> executeSlash(SlashCommandInteractionEvent event) {
+        String name = slashCommandParameterService.getCommandOption(CUSTOM_COMMAND_NAME_PARAMETER, event, String.class);
+
+        customCommandService.deleteCustomCommand(name, event.getGuild());
+        return interactionService.replyEmbed(DELETE_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY, event)
+                .thenApply(interactionHook -> CommandResult.fromSuccess());
+    }
+
+    @Override
+    public FeatureDefinition getFeature() {
+        return CustomCommandFeatureDefinition.CUSTOM_COMMAND;
+    }
+
+    @Override
+    public CommandConfiguration getConfiguration() {
+        Parameter commandNameParameter = Parameter
+                .builder()
+                .name(CUSTOM_COMMAND_NAME_PARAMETER)
+                .templated(true)
+                .type(String.class)
+                .build();
+
+        List<Parameter> parameters = Arrays.asList(commandNameParameter);
+        HelpInfo helpInfo = HelpInfo
+                .builder()
+                .templated(true)
+                .build();
+
+        SlashCommandConfig slashCommandConfig = SlashCommandConfig
+                .builder()
+                .enabled(true)
+                .rootCommandName(CustomCommandSlashCommandNames.CUSTOM_COMMAND)
+                .commandName("delete")
+                .build();
+
+        return CommandConfiguration.builder()
+                .name(DELETE_CUSTOM_COMMAND_COMMAND)
+                .module(UtilityModuleDefinition.UTILITY)
+                .templated(true)
+                .async(true)
+                .slashCommandConfig(slashCommandConfig)
+                .causesReaction(true)
+                .supportsEmbedException(true)
+                .parameters(parameters)
+                .help(helpInfo)
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/command/GetCustomCommand.java

@@ -0,0 +1,94 @@
+package dev.sheldan.abstracto.customcommand.command;
+
+import dev.sheldan.abstracto.core.command.UtilityModuleDefinition;
+import dev.sheldan.abstracto.core.command.condition.AbstractConditionableCommand;
+import dev.sheldan.abstracto.core.command.config.CommandConfiguration;
+import dev.sheldan.abstracto.core.command.config.HelpInfo;
+import dev.sheldan.abstracto.core.command.config.Parameter;
+import dev.sheldan.abstracto.core.command.execution.CommandResult;
+import dev.sheldan.abstracto.core.config.FeatureDefinition;
+import dev.sheldan.abstracto.core.interaction.InteractionService;
+import dev.sheldan.abstracto.core.interaction.slash.SlashCommandConfig;
+import dev.sheldan.abstracto.core.interaction.slash.parameter.SlashCommandParameterService;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandFeatureDefinition;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandSlashCommandNames;
+import dev.sheldan.abstracto.customcommand.model.command.CustomCommandResponseModel;
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandService;
+import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+@Component
+public class GetCustomCommand extends AbstractConditionableCommand {
+
+    private static final String GET_CUSTOM_COMMAND_COMMAND = "getCustomCommand";
+    private static final String CUSTOM_COMMAND_NAME_PARAMETER = "commandName";
+    private static final String GET_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY = "getCustomCommand_response";
+
+    @Autowired
+    private SlashCommandParameterService slashCommandParameterService;
+
+    @Autowired
+    private InteractionService interactionService;
+
+    @Autowired
+    private CustomCommandService customCommandService;
+
+    @Override
+    public CompletableFuture<CommandResult> executeSlash(SlashCommandInteractionEvent event) {
+        String name = slashCommandParameterService.getCommandOption(CUSTOM_COMMAND_NAME_PARAMETER, event, String.class);
+        CustomCommand customCommand = customCommandService.getCustomCommand(name, event.getGuild());
+        CustomCommandResponseModel model = CustomCommandResponseModel
+                .builder()
+                .additionalText(customCommand.getAdditionalMessage())
+                .build();
+        return interactionService.replyEmbed(GET_CUSTOM_COMMAND_RESPONSE_TEMPLATE_KEY, model, event)
+                .thenApply(interactionHook -> CommandResult.fromSuccess());
+    }
+
+    @Override
+    public FeatureDefinition getFeature() {
+        return CustomCommandFeatureDefinition.CUSTOM_COMMAND;
+    }
+
+    @Override
+    public CommandConfiguration getConfiguration() {
+        Parameter commandNameParameter = Parameter
+                .builder()
+                .name(CUSTOM_COMMAND_NAME_PARAMETER)
+                .templated(true)
+                .type(String.class)
+                .build();
+
+
+        List<Parameter> parameters = Arrays.asList(commandNameParameter);
+        HelpInfo helpInfo = HelpInfo
+                .builder()
+                .templated(true)
+                .build();
+
+        SlashCommandConfig slashCommandConfig = SlashCommandConfig
+                .builder()
+                .enabled(true)
+                .rootCommandName(CustomCommandSlashCommandNames.CUSTOM_COMMAND_PUBLIC)
+                .commandName("get")
+                .build();
+
+        return CommandConfiguration.builder()
+                .name(GET_CUSTOM_COMMAND_COMMAND)
+                .module(UtilityModuleDefinition.UTILITY)
+                .templated(true)
+                .async(true)
+                .slashCommandConfig(slashCommandConfig)
+                .causesReaction(true)
+                .supportsEmbedException(true)
+                .parameters(parameters)
+                .help(helpInfo)
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/command/ListCustomCommands.java

@@ -0,0 +1,85 @@
+package dev.sheldan.abstracto.customcommand.command;
+
+import dev.sheldan.abstracto.core.command.UtilityModuleDefinition;
+import dev.sheldan.abstracto.core.command.condition.AbstractConditionableCommand;
+import dev.sheldan.abstracto.core.command.config.CommandConfiguration;
+import dev.sheldan.abstracto.core.command.config.HelpInfo;
+import dev.sheldan.abstracto.core.command.execution.CommandResult;
+import dev.sheldan.abstracto.core.config.FeatureDefinition;
+import dev.sheldan.abstracto.core.interaction.InteractionService;
+import dev.sheldan.abstracto.core.interaction.slash.SlashCommandConfig;
+import dev.sheldan.abstracto.core.service.PaginatorService;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandFeatureDefinition;
+import dev.sheldan.abstracto.customcommand.config.CustomCommandSlashCommandNames;
+import dev.sheldan.abstracto.customcommand.model.command.ListCustomCommandsResponseModel;
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandService;
+import lombok.extern.slf4j.Slf4j;
+import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+@Component
+@Slf4j
+public class ListCustomCommands extends AbstractConditionableCommand {
+
+    private static final String CREATE_CUSTOM_COMMAND_COMMAND = "listCustomCommands";
+    private static final String LIST_CUSTOM_COMMANDS_TEMPLATE_KEY = "listCustomCommands_response";
+    private static final String NO_CUSTOM_COMMANDS_TEMPLATE_KEY = "listCustomCommands_no_commands_response";
+
+    @Autowired
+    private CustomCommandService customCommandService;
+
+    @Autowired
+    private InteractionService interactionService;
+
+    @Autowired
+    private PaginatorService paginatorService;
+
+
+    @Override
+    public CompletableFuture<CommandResult> executeSlash(SlashCommandInteractionEvent event) {
+        List<CustomCommand> customCommands = customCommandService.getCustomCommands(event.getGuild());
+        if(customCommands.isEmpty()) {
+            return interactionService.replyEmbed(NO_CUSTOM_COMMANDS_TEMPLATE_KEY, event)
+                    .thenApply(interactionHook -> CommandResult.fromSuccess());
+        }
+        ListCustomCommandsResponseModel model = ListCustomCommandsResponseModel.fromCommands(customCommands);
+        return paginatorService.createPaginatorFromTemplate(LIST_CUSTOM_COMMANDS_TEMPLATE_KEY, model, event)
+                .thenApply(unused -> CommandResult.fromSuccess());
+    }
+
+    @Override
+    public FeatureDefinition getFeature() {
+        return CustomCommandFeatureDefinition.CUSTOM_COMMAND;
+    }
+
+    @Override
+    public CommandConfiguration getConfiguration() {
+        HelpInfo helpInfo = HelpInfo
+                .builder()
+                .templated(true)
+                .build();
+
+        SlashCommandConfig slashCommandConfig = SlashCommandConfig
+                .builder()
+                .enabled(true)
+                .rootCommandName(CustomCommandSlashCommandNames.CUSTOM_COMMAND_PUBLIC)
+                .commandName("list")
+                .build();
+
+        return CommandConfiguration.builder()
+                .name(CREATE_CUSTOM_COMMAND_COMMAND)
+                .module(UtilityModuleDefinition.UTILITY)
+                .templated(true)
+                .async(true)
+                .slashCommandConfig(slashCommandConfig)
+                .causesReaction(true)
+                .supportsEmbedException(true)
+                .help(helpInfo)
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/repository/CustomCommandRepository.java

@@ -5,9 +5,12 @@ import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
 public interface CustomCommandRepository extends JpaRepository<CustomCommand, Long> {
     Optional<CustomCommand> getByNameIgnoreCaseAndServer(String name, AServer server);
+    void deleteByNameAndServer(String name, AServer server);
+    List<CustomCommand> findByServer(AServer server);
 }

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/service/CustomCommandServiceBean.java

@@ -0,0 +1,60 @@
+package dev.sheldan.abstracto.customcommand.service;
+
+import dev.sheldan.abstracto.core.models.database.AServer;
+import dev.sheldan.abstracto.core.models.database.AUserInAServer;
+import dev.sheldan.abstracto.core.service.management.ServerManagementService;
+import dev.sheldan.abstracto.core.service.management.UserInServerManagementService;
+import dev.sheldan.abstracto.customcommand.exception.CustomCommandExistsException;
+import dev.sheldan.abstracto.customcommand.exception.CustomCommandNotFoundException;
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandManagementService;
+import dev.sheldan.abstracto.customcommand.service.management.CustomCommandService;
+import net.dv8tion.jda.api.entities.Guild;
+import net.dv8tion.jda.api.entities.Member;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Component
+public class CustomCommandServiceBean implements CustomCommandService {
+
+    @Autowired
+    private UserInServerManagementService userInServerManagementService;
+
+    @Autowired
+    private CustomCommandManagementService customCommandManagementService;
+
+    @Autowired
+    private ServerManagementService serverManagementService;
+
+    @Override
+    public CustomCommand createCustomCommand(String name, String content, Member creator) {
+        if(customCommandManagementService.getCustomCommandByName(name, creator.getGuild().getIdLong()).isPresent()) {
+            throw new CustomCommandExistsException();
+        }
+        AUserInAServer creatorUser = userInServerManagementService.loadOrCreateUser(creator);
+        return customCommandManagementService.createCustomCommand(name, content, creatorUser);
+    }
+
+    @Override
+    public void deleteCustomCommand(String name, Guild guild) {
+        if(customCommandManagementService.getCustomCommandByName(name, guild.getIdLong()).isEmpty()) {
+            throw new CustomCommandNotFoundException();
+        }
+        AServer server = serverManagementService.loadServer(guild);
+        customCommandManagementService.deleteCustomCommand(name, server);
+    }
+
+    @Override
+    public List<CustomCommand> getCustomCommands(Guild guild) {
+        AServer server = serverManagementService.loadServer(guild);
+        return customCommandManagementService.getCustomCommands(server);
+    }
+
+    @Override
+    public CustomCommand getCustomCommand(String name, Guild guild) {
+        return customCommandManagementService.getCustomCommandByName(name, guild.getIdLong())
+                .orElseThrow(CustomCommandNotFoundException::new);
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/java/dev/sheldan/abstracto/customcommand/service/management/CustomCommandManagementServiceBean.java

@@ -1,12 +1,14 @@
 package dev.sheldan.abstracto.customcommand.service.management;
 
 import dev.sheldan.abstracto.core.models.database.AServer;
+import dev.sheldan.abstracto.core.models.database.AUserInAServer;
 import dev.sheldan.abstracto.core.service.management.ServerManagementService;
 import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
 import dev.sheldan.abstracto.customcommand.repository.CustomCommandRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
+import java.util.List;
 import java.util.Optional;
 
 @Component
@@ -23,4 +25,27 @@ public class CustomCommandManagementServiceBean implements CustomCommandManageme
         AServer server = serverManagementService.loadServer(serverId);
         return repository.getByNameIgnoreCaseAndServer(name, server);
     }
+
+    @Override
+    public CustomCommand createCustomCommand(String name, String content, AUserInAServer creator) {
+        CustomCommand customCommand = CustomCommand
+                .builder()
+                .name(name)
+                .additionalMessage(content)
+                .server(creator.getServerReference())
+                .creator(creator)
+                .build();
+        return repository.save(customCommand);
+    }
+
+    @Override
+    public void deleteCustomCommand(String name, AServer server) {
+        repository.deleteByNameAndServer(name, server);
+    }
+
+    @Override
+    public List<CustomCommand> getCustomCommands(AServer server) {
+        return repository.findByServer(server);
+    }
+
 }

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/1.5.8/collection.xml

@@ -0,0 +1,11 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+                   xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
+    <include file="seedData/data.xml" relativeToChangelogFile="true"/>
+    <include file="tables/tables.xml" relativeToChangelogFile="true"/>
+</databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/1.5.8/seedData/command.xml

@@ -0,0 +1,35 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+                   xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
+    <property name="utilityModule" value="(SELECT id FROM module WHERE name = 'utility')"/>
+    <property name="customCommandFeature" value="(SELECT id FROM feature WHERE key = 'customCommand')"/>
+
+    <changeSet  author="Sheldan"  id="customCommand-commands">
+        <insert tableName="command">
+            <column name="name" value="createCustomCommand"/>
+            <column name="module_id" valueComputed="${utilityModule}"/>
+            <column name="feature_id" valueComputed="${customCommandFeature}"/>
+        </insert>
+        <insert tableName="command">
+            <column name="name" value="deleteCustomCommand"/>
+            <column name="module_id" valueComputed="${utilityModule}"/>
+            <column name="feature_id" valueComputed="${customCommandFeature}"/>
+        </insert>
+        <insert tableName="command">
+            <column name="name" value="getCustomCommand"/>
+            <column name="module_id" valueComputed="${utilityModule}"/>
+            <column name="feature_id" valueComputed="${customCommandFeature}"/>
+        </insert>
+        <insert tableName="command">
+            <column name="name" value="listCustomCommands"/>
+            <column name="module_id" valueComputed="${utilityModule}"/>
+            <column name="feature_id" valueComputed="${customCommandFeature}"/>
+        </insert>
+    </changeSet>
+
+</databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/1.5.8/seedData/data.xml

@@ -0,0 +1,10 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+                   xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
+    <include file="command.xml" relativeToChangelogFile="true"/>
+</databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/1.5.8/tables/custom_command.xml

@@ -0,0 +1,16 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+                   xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
+    <changeSet author="Sheldan" id="custom_command-add_auto_increment">
+        <sql>
+            create sequence custom_command_id_seq;
+            alter table custom_command alter id set default nextval('custom_command_id_seq');
+        </sql>
+    </changeSet>
+
+</databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/1.5.8/tables/tables.xml

@@ -0,0 +1,10 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+                   xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
+    http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
+    <include file="custom_command.xml" relativeToChangelogFile="true"/>
+</databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-impl/src/main/resources/migrations/custom-command-changeLog.xml

@@ -7,4 +7,5 @@
     http://www.liquibase.org/xml/ns/dbchangelog-ext dbchangelog.xsd
     http://www.liquibase.org/xml/ns/pro dbchangelog.xsd" >
     <include file="1.4.0/collection.xml" relativeToChangelogFile="true"/>
+    <include file="1.5.8/collection.xml" relativeToChangelogFile="true"/>
 </databaseChangeLog>

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/config/CustomCommandSlashCommandNames.java

@@ -0,0 +1,6 @@
+package dev.sheldan.abstracto.customcommand.config;
+
+public class CustomCommandSlashCommandNames {
+    public static final String CUSTOM_COMMAND = "cc";
+    public static final String CUSTOM_COMMAND_PUBLIC = "customCommands";
+}

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/exception/CustomCommandExistsException.java

@@ -0,0 +1,15 @@
+package dev.sheldan.abstracto.customcommand.exception;
+
+import dev.sheldan.abstracto.core.exception.AbstractoTemplatableException;
+
+public class CustomCommandExistsException extends AbstractoTemplatableException {
+    @Override
+    public String getTemplateName() {
+        return "custom_command_exists_exception";
+    }
+
+    @Override
+    public Object getTemplateModel() {
+        return new Object();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/exception/CustomCommandNotFoundException.java

@@ -0,0 +1,15 @@
+package dev.sheldan.abstracto.customcommand.exception;
+
+import dev.sheldan.abstracto.core.exception.AbstractoTemplatableException;
+
+public class CustomCommandNotFoundException extends AbstractoTemplatableException {
+    @Override
+    public String getTemplateName() {
+        return "custom_command_not_found_exception";
+    }
+
+    @Override
+    public Object getTemplateModel() {
+        return new Object();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/model/command/ListCustomCommandModel.java

@@ -0,0 +1,23 @@
+package dev.sheldan.abstracto.customcommand.model.command;
+
+import dev.sheldan.abstracto.core.models.template.display.MemberDisplay;
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+public class ListCustomCommandModel {
+    private String name;
+    private String content;
+    private MemberDisplay creator;
+
+    public static ListCustomCommandModel fromCustomCommand(CustomCommand customCommand) {
+        return ListCustomCommandModel
+                .builder()
+                .name(customCommand.getName())
+                .content(customCommand.getAdditionalMessage())
+                .creator(MemberDisplay.fromAUserInAServer(customCommand.getCreator()))
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/model/command/ListCustomCommandsResponseModel.java

@@ -0,0 +1,24 @@
+package dev.sheldan.abstracto.customcommand.model.command;
+
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import lombok.Builder;
+import lombok.Getter;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Builder
+@Getter
+public class ListCustomCommandsResponseModel {
+    private List<ListCustomCommandModel> customCommands;
+
+    public static ListCustomCommandsResponseModel fromCommands(List<CustomCommand> customCommands) {
+        return ListCustomCommandsResponseModel
+                .builder()
+                .customCommands(customCommands
+                        .stream()
+                        .map(ListCustomCommandModel::fromCustomCommand)
+                        .collect(Collectors.toList()))
+                .build();
+    }
+}

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/service/management/CustomCommandManagementService.java

@@ -1,9 +1,15 @@
 package dev.sheldan.abstracto.customcommand.service.management;
 
+import dev.sheldan.abstracto.core.models.database.AServer;
+import dev.sheldan.abstracto.core.models.database.AUserInAServer;
 import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
 
+import java.util.List;
 import java.util.Optional;
 
 public interface CustomCommandManagementService {
     Optional<CustomCommand> getCustomCommandByName(String name, Long serverId);
+    CustomCommand createCustomCommand(String name, String content, AUserInAServer creator);
+    void deleteCustomCommand(String name, AServer server);
+    List<CustomCommand> getCustomCommands(AServer server);
 }

abstracto-application/abstracto-modules/custom-command/custom-command-int/src/main/java/dev/sheldan/abstracto/customcommand/service/management/CustomCommandService.java

@@ -0,0 +1,14 @@
+package dev.sheldan.abstracto.customcommand.service.management;
+
+import dev.sheldan.abstracto.customcommand.model.database.CustomCommand;
+import net.dv8tion.jda.api.entities.Guild;
+import net.dv8tion.jda.api.entities.Member;
+
+import java.util.List;
+
+public interface CustomCommandService {
+    CustomCommand createCustomCommand(String name, String content, Member creator);
+    void deleteCustomCommand(String name, Guild guild);
+    List<CustomCommand> getCustomCommands(Guild guild);
+    CustomCommand getCustomCommand(String name, Guild guild);
+}