01-08

.vscode/launch.json

@@ -0,0 +1,7 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": []
+}

.vscode/tasks.json

@@ -4,7 +4,18 @@
         {
             "label": "Build: Debug",
             "type": "shell",
-            "command": "cd scripts; ./build-debug.sh",
+            "command": "./scripts/build_script build -b debug",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' build -b debug"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "kind": "build",
                 "isDefault": true
@@ -15,7 +26,18 @@
         {
             "label": "Configure: Debug",
             "type": "shell",
-            "command": "cd scripts; ./configure-debug.sh",
+            "command": "./scripts/build_script configure -b debug",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' configure -b debug"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "isDefault": false
             },
@@ -25,7 +47,18 @@
         {
             "label": "Configure: Relwithdeb",
             "type": "shell",
-            "command": "cd scripts; ./configure-relwithdeb.sh",
+            "command": "./scripts/build_script configure -b relwithdeb",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' configure -b relwithdeb"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "isDefault": false
             },
@@ -35,7 +68,18 @@
         {
             "label": "Build: Relwithdeb",
             "type": "shell",
-            "command": "cd scripts; ./build-relwithdeb.sh",
+            "command": "./scripts/build_script build -b relwithdeb",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' build -b relwithdeb"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "kind": "build",
                 "isDefault": true
@@ -43,10 +87,64 @@
             "problemMatcher": [],
             "detail": "Build Release with debug info"
         },
+        {
+            "label": "Configure: Release",
+            "type": "shell",
+            "command": "./scripts/build_script configure -b release",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' configure -b release"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
+            "group": {
+                "isDefault": false
+            },
+            "problemMatcher": [],
+            "detail": "Configure Release"
+        },
+        {
+            "label": "Build: Release",
+            "type": "shell",
+            "command": "./scripts/build_script build -b release",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' build -b release"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "problemMatcher": [],
+            "detail": "Build Release"
+        },
         {
             "label": "Clean: Debug",
             "type": "shell",
-            "command": "cd build/debug; ninja clean",
+            "command": "./scripts/build_script clean -b debug",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' clean -b debug"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "isDefault": false
             },
@@ -55,7 +153,18 @@
         {
             "label": "Build: All",
             "type": "shell",
-            "command": "cd scripts; ./build.sh",
+            "command": "./scripts/build_script build",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' build"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "kind": "build",
                 "isDefault": true
@@ -66,7 +175,18 @@
         {
             "label": "Clean: All",
             "type": "shell",
-            "command": "cd scripts; ./clean.sh",
+            "command": "./scripts/build_script clean",
+            "windows": {
+                "command": "powershell.exe",
+                "args": [
+                    "-NoProfile",
+                    "-Command",
+                    "& './scripts/build_script.exe' clean"
+                ],
+                "options": {
+                    "cwd": "${workspaceFolder}"
+                }
+            },
             "group": {
                 "isDefault": false
             },

CMakeLists.txt

@@ -33,3 +33,5 @@ add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/03_private_messages"
 add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/04_adding_files")
 add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/05_webhooks")
 add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/06_callbacks")
+add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/07_cache")
+add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/src/01_basics/08_listening_to_messages")

src/01_basics/07_cache/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.28)
+project(dppbots)
+set(example_name "01_07_cache")
+message("Setting up ${example_name}")
+add_executable(${example_name} "${CMAKE_CURRENT_SOURCE_DIR}/src/main.cpp")
+target_include_directories(${example_name} PUBLIC
+    "${dpp_SOURCE_DIR}/include"
+    "${dotenv-cpp_SOURCE_DIR}/include/laserpants"
+
+)
+target_link_libraries(${example_name}
+    dpp
+    dotenv
+)
+SET_OUTPUT_NAMES(${example_name})

src/01_basics/07_cache/src/main.cpp

@@ -0,0 +1,58 @@
+#include <cache.h>
+#include <cluster.h>
+#include <intents.h>
+#include <misc-enum.h>
+
+#include <cstdlib>
+#include <iostream>
+#include <string>
+
+#include "dotenv.h"
+
+int main() {
+    // Load the .env into the environment
+    dotenv::init();
+    // Make sure the DISCORD_TOKEN environment var exists
+    if (!std::getenv("DISCORD_TOKEN")) {
+        std::cout << "Failed to get DISCORD_TOKEN from .env or the environment."
+                  << std::endl;
+        exit(EXIT_FAILURE);
+    }
+    // Get the bot token from DISCORD_TOKEN
+    std::string botToken = std::getenv("DISCORD_TOKEN");
+
+    // Create the bot, passing in our token as well as the intents
+    dpp::cluster bot(botToken, dpp::i_default_intents | dpp::i_guild_members);
+
+    // Create a lamba as a callback for when a reaction is removed
+    bot.on_message_reaction_remove(
+        [&bot](const dpp::message_reaction_remove_t& event) {
+            // Get the user from the cache.
+            // More then just users are cached, you can use the following
+            // functions to interact with it
+            // dpp::find_role()
+            // dpp::find_channel()
+            // dpp::find_guild()
+            // dpp::find_guild_member()
+            // dpp::find_user()
+            dpp::user* reacting_user = dpp::find_user(event.reacting_user_id);
+
+            // Make sure the user was actually found in the cache
+            if (!reacting_user) {
+                bot.log(dpp::ll_info,
+                        "User with id " +
+                            std::to_string(event.reacting_user_id) +
+                            " was not found.");
+                return;
+            }
+            // Log the action, using their username that we grabbed from the
+            // cache
+            bot.log(dpp::ll_info, reacting_user->format_username() +
+                                      " removed their reaction.");
+        });
+
+    // Start the bot
+    bot.start(dpp::st_wait);
+
+    return 0;
+}

src/01_basics/08_listening_to_messages/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.28)
+project(dppbots)
+set(example_name "01_08_listening_to_messages")
+message("Setting up ${example_name}")
+add_executable(${example_name} "${CMAKE_CURRENT_SOURCE_DIR}/src/main.cpp")
+target_include_directories(${example_name} PUBLIC
+    "${dpp_SOURCE_DIR}/include"
+    "${dotenv-cpp_SOURCE_DIR}/include/laserpants"
+
+)
+target_link_libraries(${example_name}
+    dpp
+    dotenv
+)
+SET_OUTPUT_NAMES(${example_name})

src/01_basics/08_listening_to_messages/src/main.cpp

@@ -0,0 +1,44 @@
+#include <cluster.h>
+#include <dispatcher.h>
+#include <intents.h>
+
+#include <cstdlib>
+#include <iostream>
+
+#include "dotenv.h"
+
+// Please note:
+// Discord made message content a privileged intent in August 2022.
+// Directly pulling the message content and using prefixes for commands is
+// generally an older technique for running bot commands. Nowadays it is
+// recommanded to use slash commands, which is covered in 02_01.
+
+int main() {
+    // Load the .env into the environment
+    dotenv::init();
+    // Make sure the DISCORD_TOKEN env var exists
+    if (!std::getenv("DISCORD_TOKEN")) {
+        std::cout << "Failed to get DISCORD_TOKEN from .env or environment"
+                  << std::endl;
+        exit(EXIT_FAILURE);
+    }
+    // Load in the bot token from the env
+    std::string botToken = std::getenv("DISCORD_TOKEN");
+
+    // Create the bot
+    dpp::cluster bot(botToken, dpp::i_default_intents | dpp::i_message_content);
+
+    // Create a lambda for the on_message_create event.
+    bot.on_message_create([](const dpp::message_create_t& event) {
+        // Filter through the message content
+        if (event.msg.content.find("bad word") != std::string::npos) {
+            event.reply("That is not allowed here. Please, mind you language.",
+                        true);
+        }
+    });
+
+    // Start the bot
+    bot.start(dpp::st_wait);
+
+    return 0;
+}