azalea

7 files changed, 946 insertions, 0 deletions

diff --git a/azalea-chat/src/base_component.rs b/azalea-chat/src/base_component.rs
new file mode 100644
index 00000000..fa39a11c
--- /dev/null
+++ b/azalea-chat/src/base_component.rs
@@ -0,0 +1,23 @@
+use crate::{component::Component, style::Style};
+
+#[derive(Clone, Debug)]
+pub struct BaseComponent {
+    // implements mutablecomponent
+    pub siblings: Vec<Component>,
+    pub style: Style,
+}
+
+impl BaseComponent {
+    pub fn new() -> Self {
+        Self {
+            siblings: Vec::new(),
+            style: Style::default(),
+        }
+    }
+}
+
+impl Default for BaseComponent {
+    fn default() -> Self {
+        Self::new()
+    }
+}
diff --git a/azalea-chat/src/component.rs b/azalea-chat/src/component.rs
new file mode 100644
index 00000000..1ed1f836
--- /dev/null
+++ b/azalea-chat/src/component.rs
@@ -0,0 +1,262 @@
+use serde::{de, Deserialize, Deserializer};
+
+use crate::{
+    base_component::BaseComponent,
+    style::{ChatFormatting, Style},
+    text_component::TextComponent,
+    translatable_component::{StringOrComponent, TranslatableComponent},
+};
+
+#[derive(Clone, Debug)]
+pub enum Component {
+    Text(TextComponent),
+    Translatable(TranslatableComponent),
+}
+
+lazy_static! {
+    pub static ref DEFAULT_STYLE: Style = Style {
+        color: Some(ChatFormatting::WHITE.try_into().unwrap()),
+        ..Style::default()
+    };
+}
+
+/// A chat component
+impl Component {
+    // TODO: is it possible to use a macro so this doesn't have to be duplicated?
+
+    pub fn get_base_mut(&mut self) -> &mut BaseComponent {
+        match self {
+            Self::Text(c) => &mut c.base,
+            Self::Translatable(c) => &mut c.base,
+        }
+    }
+
+    pub fn get_base(&self) -> &BaseComponent {
+        match self {
+            Self::Text(c) => &c.base,
+            Self::Translatable(c) => &c.base,
+        }
+    }
+
+    /// Add a component as a sibling of this one
+    fn append(&mut self, sibling: Component) {
+        self.get_base_mut().siblings.push(sibling);
+    }
+
+    /// Get the "separator" component from the json
+    fn parse_separator(json: &serde_json::Value) -> Result<Option<Component>, serde_json::Error> {
+        if json.get("separator").is_some() {
+            return Ok(Some(Component::deserialize(
+                json.get("separator").unwrap(),
+            )?));
+        }
+        Ok(None)
+    }
+
+    /// Convert this component into an ansi string
+    pub fn to_ansi(&self, default_style: Option<&Style>) -> String {
+        // default the default_style to white if it's not set
+        let default_style: &Style = default_style.unwrap_or(&DEFAULT_STYLE);
+
+        // this contains the final string will all the ansi escape codes
+        let mut built_string = String::new();
+        // this style will update as we visit components
+        let mut running_style = Style::default();
+
+        for component in self.clone().into_iter() {
+            let component_text = match &component {
+                Self::Text(c) => &c.text,
+                Self::Translatable(c) => &c.key,
+            };
+            let component_style = &component.get_base().style;
+
+            let ansi_text = running_style.compare_ansi(component_style, default_style);
+            built_string.push_str(&ansi_text);
+            built_string.push_str(component_text);
+
+            running_style.apply(component_style);
+        }
+
+        if !running_style.is_empty() {
+            built_string.push_str("\u{1b}[m");
+        }
+
+        built_string
+    }
+}
+
+impl IntoIterator for Component {
+    /// Recursively call the function for every component in this component
+    fn into_iter(self) -> Self::IntoIter {
+        let base = self.get_base();
+        let siblings = base.siblings.clone();
+        let mut v: Vec<Component> = Vec::with_capacity(siblings.len() + 1);
+        v.push(self);
+        for sibling in siblings {
+            v.extend(sibling.into_iter());
+        }
+
+        v.into_iter()
+    }
+
+    type Item = Component;
+    type IntoIter = std::vec::IntoIter<Self::Item>;
+}
+
+impl<'de> Deserialize<'de> for Component {
+    fn deserialize<D>(de: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        let json: serde_json::Value = serde::Deserialize::deserialize(de)?;
+
+        // we create a component that we might add siblings to
+        let mut component: Component;
+
+        // if it's primitive, make it a text component
+        if !json.is_array() && !json.is_object() {
+            return Ok(Component::Text(TextComponent::new(
+                json.as_str().unwrap_or("").to_string(),
+            )));
+        }
+        // if it's an object, do things with { text } and stuff
+        else if json.is_object() {
+            if json.get("text").is_some() {
+                let text = json.get("text").unwrap().as_str().unwrap_or("").to_string();
+                component = Component::Text(TextComponent::new(text));
+            } else if json.get("translate").is_some() {
+                let translate = json.get("translate").unwrap().to_string();
+                if json.get("with").is_some() {
+                    let with = json.get("with").unwrap().as_array().unwrap();
+                    let mut with_array = Vec::with_capacity(with.len());
+                    for item in with {
+                        // if it's a string component with no styling and no siblings, just add a string to with_array
+                        // otherwise add the component to the array
+                        let c = Component::deserialize(item).map_err(de::Error::custom)?;
+                        if let Component::Text(text_component) = c {
+                            if text_component.base.siblings.is_empty()
+                                && text_component.base.style.is_empty()
+                            {
+                                with_array.push(StringOrComponent::String(text_component.text));
+                                break;
+                            }
+                        }
+                        with_array.push(StringOrComponent::Component(
+                            Component::deserialize(item).map_err(de::Error::custom)?,
+                        ));
+                    }
+                    component =
+                        Component::Translatable(TranslatableComponent::new(translate, with_array));
+                } else {
+                    // if it doesn't have a "with", just have the with_array be empty
+                    component =
+                        Component::Translatable(TranslatableComponent::new(translate, Vec::new()));
+                }
+            } else if json.get("score").is_some() {
+                // object = GsonHelper.getAsJsonObject(jsonObject, "score");
+                let score_json = json.get("score").unwrap();
+                //     if (!object.has("name") || !object.has("objective")) throw new JsonParseException("A score component needs a least a name and an objective");
+                //     ScoreComponent scoreComponent = new ScoreComponent(GsonHelper.getAsString((JsonObject)object, "name"), GsonHelper.getAsString((JsonObject)object, "objective"));
+                if score_json.get("name").is_none() || score_json.get("objective").is_none() {
+                    return Err(de::Error::missing_field(
+                        "A score component needs at least a name and an objective",
+                    ));
+                }
+                // TODO
+                return Err(de::Error::custom(
+                    "score text components aren't yet supported",
+                ));
+                // component = ScoreComponent
+            } else if json.get("selector").is_some() {
+                //     } else if (jsonObject.has("selector")) {
+                //         object = this.parseSeparator(type, jsonDeserializationContext, jsonObject);
+                //         SelectorComponent selectorComponent = new SelectorComponent(GsonHelper.getAsString(jsonObject, "selector"), (Optional<Component>)object);
+
+                return Err(de::Error::custom(
+                    "selector text components aren't yet supported",
+                ));
+            //     } else if (jsonObject.has("keybind")) {
+            //         KeybindComponent keybindComponent = new KeybindComponent(GsonHelper.getAsString(jsonObject, "keybind"));
+            } else if json.get("keybind").is_some() {
+                return Err(de::Error::custom(
+                    "keybind text components aren't yet supported",
+                ));
+            } else {
+                //     } else {
+                //         if (!jsonObject.has("nbt")) throw new JsonParseException("Don't know how to turn " + jsonElement + " into a Component");
+                if json.get("nbt").is_none() {
+                    return Err(de::Error::custom(
+                        format!("Don't know how to turn {} into a Component", json).as_str(),
+                    ));
+                }
+                //         object = GsonHelper.getAsString(jsonObject, "nbt");
+                let _nbt = json.get("nbt").unwrap().to_string();
+                //         Optional<Component> optional = this.parseSeparator(type, jsonDeserializationContext, jsonObject);
+                let _separator = Component::parse_separator(&json).map_err(de::Error::custom)?;
+
+                let _interpret = match json.get("interpret") {
+                    Some(v) => v.as_bool().ok_or(Some(false)).unwrap(),
+                    None => false,
+                };
+                //         boolean bl = GsonHelper.getAsBoolean(jsonObject, "interpret", false);
+                //         if (jsonObject.has("block")) {
+                if json.get("block").is_some() {}
+                return Err(de::Error::custom(
+                    "nbt text components aren't yet supported",
+                ));
+                //             NbtComponent.BlockNbtComponent blockNbtComponent = new NbtComponent.BlockNbtComponent((String)object, bl, GsonHelper.getAsString(jsonObject, "block"), optional);
+                //         } else if (jsonObject.has("entity")) {
+                //             NbtComponent.EntityNbtComponent entityNbtComponent = new NbtComponent.EntityNbtComponent((String)object, bl, GsonHelper.getAsString(jsonObject, "entity"), optional);
+                //         } else {
+                //             if (!jsonObject.has("storage")) throw new JsonParseException("Don't know how to turn " + jsonElement + " into a Component");
+                //             NbtComponent.StorageNbtComponent storageNbtComponent = new NbtComponent.StorageNbtComponent((String)object, bl, new ResourceLocation(GsonHelper.getAsString(jsonObject, "storage")), optional);
+                //         }
+                //     }
+            }
+            //     if (jsonObject.has("extra")) {
+            //         object = GsonHelper.getAsJsonArray(jsonObject, "extra");
+            //         if (object.size() <= 0) throw new JsonParseException("Unexpected empty array of components");
+            //         for (int i = 0; i < object.size(); ++i) {
+            //             var5_17.append(this.deserialize(object.get(i), type, jsonDeserializationContext));
+            //         }
+            //     }
+            //     var5_17.setStyle((Style)jsonDeserializationContext.deserialize(jsonElement, Style.class));
+            //     return var5_17;
+            // }
+            if json.get("extra").is_some() {
+                let extra = match json.get("extra").unwrap().as_array() {
+                    Some(r) => r,
+                    None => return Err(de::Error::custom("Extra isn't an array")),
+                };
+                if extra.is_empty() {
+                    return Err(de::Error::custom("Unexpected empty array of components"));
+                }
+                for extra_component in extra {
+                    let sibling =
+                        Component::deserialize(extra_component).map_err(de::Error::custom)?;
+                    component.append(sibling);
+                }
+            }
+
+            let style = Style::deserialize(&json);
+            component.get_base_mut().style = style;
+
+            return Ok(component);
+        }
+        // ok so it's not an object, if it's an array deserialize every item
+        else if !json.is_array() {
+            return Err(de::Error::custom(
+                format!("Don't know how to turn {} into a Component", json).as_str(),
+            ));
+        }
+        let json_array = json.as_array().unwrap();
+        // the first item in the array is the one that we're gonna return, the others are siblings
+        let mut component = Component::deserialize(&json_array[0]).map_err(de::Error::custom)?;
+        for i in 1..json_array.len() {
+            component.append(
+                Component::deserialize(json_array.get(i).unwrap()).map_err(de::Error::custom)?,
+            );
+        }
+        Ok(component)
+    }
+}
diff --git a/azalea-chat/src/events.rs b/azalea-chat/src/events.rs
new file mode 100644
index 00000000..a547169e
--- /dev/null
+++ b/azalea-chat/src/events.rs
@@ -0,0 +1,26 @@
+enum ClickAction {
+    OPEN_URL = Action::new("open_url", true),
+    OPEN_FILE = Action::new("open_file", false),
+    RUN_COMMAND = Action::new("run_command", true),
+    SUGGEST_COMMAND = Action::new("suggest_command", true),
+    CHANGE_PAGE = Action::new("change_page", true),
+    COPY_TO_CLIPBOARD = Action::new("copy_to_clipboard", true),
+}
+
+struct ClickAction {
+    pub name: String,
+    pub allow_from_server: bool,
+}
+
+impl ClickAction {
+    fn new(name: &str, allow_from_server: bool) -> Self {
+        Self {
+            name: name.to_string(),
+            allow_from_server,
+        }
+    }
+}
+
+struct ClickEvent {
+    action: ClickAction,
+}
diff --git a/azalea-chat/src/lib.rs b/azalea-chat/src/lib.rs
new file mode 100644
index 00000000..b7035e13
--- /dev/null
+++ b/azalea-chat/src/lib.rs
@@ -0,0 +1,11 @@
+//! Things for working with Minecraft chat messages.
+//! This was inspired by Minecraft and prismarine-chat.
+
+#[macro_use]
+extern crate lazy_static;
+
+pub mod base_component;
+pub mod component;
+pub mod style;
+pub mod text_component;
+pub mod translatable_component;
diff --git a/azalea-chat/src/style.rs b/azalea-chat/src/style.rs
new file mode 100644
index 00000000..4e3b24de
--- /dev/null
+++ b/azalea-chat/src/style.rs
@@ -0,0 +1,478 @@
+use std::{collections::HashMap, fmt};
+
+use serde_json::Value;
+
+#[derive(Clone, PartialEq, Debug)]
+pub struct TextColor {
+    pub value: u32,
+    pub name: Option<String>,
+}
+
+impl TextColor {
+    pub fn parse(value: String) -> Result<TextColor, String> {
+        if value.starts_with('#') {
+            let n = value.chars().skip(1).collect::<String>();
+            let n = u32::from_str_radix(&n, 16).unwrap();
+            return Ok(TextColor::from_rgb(n));
+        }
+        let color_option = NAMED_COLORS.get(&value.to_ascii_uppercase());
+        if let Some(color) = color_option {
+            return Ok(color.clone());
+        }
+        Err(format!("Invalid color {}", value))
+    }
+
+    fn from_rgb(value: u32) -> TextColor {
+        TextColor { value, name: None }
+    }
+}
+
+lazy_static! {
+    static ref LEGACY_FORMAT_TO_COLOR: HashMap<&'static ChatFormatting<'static>, TextColor> = {
+        let mut legacy_format_to_color = HashMap::new();
+        for formatter in &ChatFormatting::FORMATTERS {
+            if !formatter.is_format && *formatter != ChatFormatting::RESET {
+                legacy_format_to_color.insert(
+                    formatter,
+                    TextColor {
+                        value: formatter.color.unwrap(),
+                        name: Some(formatter.name.to_string()),
+                    },
+                );
+            }
+        }
+        legacy_format_to_color
+    };
+    static ref NAMED_COLORS: HashMap<String, TextColor> = {
+        let mut named_colors = HashMap::new();
+        for color in LEGACY_FORMAT_TO_COLOR.values() {
+            named_colors.insert(color.name.clone().unwrap(), color.clone());
+        }
+        named_colors
+    };
+}
+
+#[derive(Clone, PartialEq, Eq, Hash, Debug)]
+pub struct ChatFormatting<'a> {
+    pub name: &'a str,
+    pub code: char,
+    pub is_format: bool,
+    pub id: i32,
+    pub color: Option<u32>,
+}
+
+pub struct Ansi {}
+impl Ansi {
+    pub const BOLD: &'static str = "\u{1b}[1m";
+    pub const ITALIC: &'static str = "\u{1b}[3m";
+    pub const UNDERLINED: &'static str = "\u{1b}[4m";
+    pub const STRIKETHROUGH: &'static str = "\u{1b}[9m";
+    pub const OBFUSCATED: &'static str = "\u{1b}[8m";
+    pub const RESET: &'static str = "\u{1b}[m";
+
+    pub fn rgb(value: u32) -> String {
+        format!(
+            "\u{1b}[38;2;{};{};{}m",
+            (value >> 16) & 0xFF,
+            (value >> 8) & 0xFF,
+            value & 0xFF
+        )
+    }
+}
+
+impl<'a> ChatFormatting<'a> {
+    pub const BLACK: ChatFormatting<'a> = ChatFormatting::new("BLACK", '0', false, 0, Some(0));
+    pub const DARK_BLUE: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_BLUE", '1', false, 1, Some(170));
+    pub const DARK_GREEN: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_GREEN", '2', false, 2, Some(43520));
+    pub const DARK_AQUA: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_AQUA", '3', false, 3, Some(43690));
+    pub const DARK_RED: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_RED", '4', false, 4, Some(1114112));
+    pub const DARK_PURPLE: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_PURPLE", '5', false, 5, Some(11141290));
+    pub const GOLD: ChatFormatting<'a> = ChatFormatting::new("GOLD", '6', false, 6, Some(16755200));
+    pub const GRAY: ChatFormatting<'a> = ChatFormatting::new("GRAY", '7', false, 7, Some(11184810));
+    pub const DARK_GRAY: ChatFormatting<'a> =
+        ChatFormatting::new("DARK_GRAY", '8', false, 8, Some(5592405));
+    pub const BLUE: ChatFormatting<'a> = ChatFormatting::new("BLUE", '9', false, 9, Some(5592575));
+    pub const GREEN: ChatFormatting<'a> =
+        ChatFormatting::new("GREEN", 'a', false, 10, Some(5635925));
+    pub const AQUA: ChatFormatting<'a> = ChatFormatting::new("AQUA", 'b', false, 11, Some(5636095));
+    pub const RED: ChatFormatting<'a> = ChatFormatting::new("RED", 'c', false, 12, Some(16733525));
+    pub const LIGHT_PURPLE: ChatFormatting<'a> =
+        ChatFormatting::new("LIGHT_PURPLE", 'd', false, 13, Some(16733695));
+    pub const YELLOW: ChatFormatting<'a> =
+        ChatFormatting::new("YELLOW", 'e', false, 14, Some(16777045));
+    pub const WHITE: ChatFormatting<'a> =
+        ChatFormatting::new("WHITE", 'f', false, 15, Some(16777215));
+    pub const OBFUSCATED: ChatFormatting<'a> =
+        ChatFormatting::new("OBFUSCATED", 'k', true, -1, None);
+    pub const STRIKETHROUGH: ChatFormatting<'a> =
+        ChatFormatting::new("STRIKETHROUGH", 'm', true, -1, None);
+    pub const BOLD: ChatFormatting<'a> = ChatFormatting::new("BOLD", 'l', true, -1, None);
+    pub const UNDERLINE: ChatFormatting<'a> = ChatFormatting::new("UNDERLINE", 'n', true, -1, None);
+    pub const ITALIC: ChatFormatting<'a> = ChatFormatting::new("ITALIC", 'o', true, -1, None);
+    pub const RESET: ChatFormatting<'a> = ChatFormatting::new("RESET", 'r', true, -1, None);
+
+    pub const FORMATTERS: [ChatFormatting<'a>; 22] = [
+        ChatFormatting::BLACK,
+        ChatFormatting::DARK_BLUE,
+        ChatFormatting::DARK_GREEN,
+        ChatFormatting::DARK_AQUA,
+        ChatFormatting::DARK_RED,
+        ChatFormatting::DARK_PURPLE,
+        ChatFormatting::GOLD,
+        ChatFormatting::GRAY,
+        ChatFormatting::DARK_GRAY,
+        ChatFormatting::BLUE,
+        ChatFormatting::GREEN,
+        ChatFormatting::AQUA,
+        ChatFormatting::RED,
+        ChatFormatting::LIGHT_PURPLE,
+        ChatFormatting::YELLOW,
+        ChatFormatting::WHITE,
+        ChatFormatting::OBFUSCATED,
+        ChatFormatting::STRIKETHROUGH,
+        ChatFormatting::BOLD,
+        ChatFormatting::UNDERLINE,
+        ChatFormatting::ITALIC,
+        ChatFormatting::RESET,
+    ];
+
+    const fn new(
+        name: &str,
+        code: char,
+        is_format: bool,
+        id: i32,
+        color: Option<u32>,
+    ) -> ChatFormatting {
+        ChatFormatting {
+            name,
+            code,
+            is_format,
+            id,
+            color,
+        }
+    }
+
+    pub fn from_code(code: char) -> Result<&'static ChatFormatting<'static>, String> {
+        for formatter in &ChatFormatting::FORMATTERS {
+            if formatter.code == code {
+                return Ok(formatter);
+            }
+        }
+        Err(format!("Invalid formatting code {}", code))
+    }
+}
+
+impl TextColor {
+    fn new(value: u32, name: Option<String>) -> Self {
+        Self { value, name }
+    }
+
+    pub fn format(&self) -> String {
+        format!("#{:06X}", self.value)
+    }
+}
+
+impl fmt::Display for TextColor {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        if let Some(name) = &self.name {
+            write!(f, "{}", name.clone())
+        } else {
+            write!(f, "{}", self.format())
+        }
+    }
+}
+
+// from ChatFormatting to TextColor
+impl TryFrom<ChatFormatting<'_>> for TextColor {
+    type Error = String;
+
+    fn try_from(formatter: ChatFormatting<'_>) -> Result<Self, Self::Error> {
+        if formatter.is_format {
+            return Err(format!("{} is not a color", formatter.name));
+        }
+        let color = formatter.color.unwrap_or(0);
+        Ok(Self::new(color, Some(formatter.name.to_string())))
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct Style {
+    // these are options instead of just bools because None is different than false in this case
+    pub color: Option<TextColor>,
+    pub bold: Option<bool>,
+    pub italic: Option<bool>,
+    pub underlined: Option<bool>,
+    pub strikethrough: Option<bool>,
+    pub obfuscated: Option<bool>,
+    /// Whether it should reset the formatting before applying these styles
+    pub reset: bool,
+}
+
+impl Style {
+    pub fn default() -> Self {
+        Self::empty()
+    }
+
+    pub fn empty() -> Self {
+        Self {
+            color: None,
+            bold: None,
+            italic: None,
+            underlined: None,
+            strikethrough: None,
+            obfuscated: None,
+            reset: false,
+        }
+    }
+
+    pub fn deserialize(json: &Value) -> Style {
+        return if json.is_object() {
+            let json_object = json.as_object().unwrap();
+            let bold = json_object.get("bold").and_then(|v| v.as_bool());
+            let italic = json_object.get("italic").and_then(|v| v.as_bool());
+            let underlined = json_object.get("underlined").and_then(|v| v.as_bool());
+            let strikethrough = json_object.get("strikethrough").and_then(|v| v.as_bool());
+            let obfuscated = json_object.get("obfuscated").and_then(|v| v.as_bool());
+            let color: Option<TextColor> = json_object
+                .get("color")
+                .and_then(|v| v.as_str())
+                .and_then(|v| TextColor::parse(v.to_string()).ok());
+            Style {
+                color,
+                bold,
+                italic,
+                underlined,
+                strikethrough,
+                obfuscated,
+                ..Style::default()
+            }
+        } else {
+            Style::default()
+        };
+    }
+
+    /// Check if a style has no attributes set
+    pub fn is_empty(&self) -> bool {
+        self.color.is_none()
+            && self.bold.is_none()
+            && self.italic.is_none()
+            && self.underlined.is_none()
+            && self.strikethrough.is_none()
+            && self.obfuscated.is_none()
+    }
+
+    /// find the necessary ansi code to get from this style to another
+    pub fn compare_ansi(&self, after: &Style, default_style: &Style) -> String {
+        let should_reset = after.reset ||
+            // if it used to be bold and now it's not, reset
+            (self.bold.unwrap_or(false) && !after.bold.unwrap_or(true)) ||
+            // if it used to be italic and now it's not, reset
+            (self.italic.unwrap_or(false) && !after.italic.unwrap_or(true)) ||
+            // if it used to be underlined and now it's not, reset
+            (self.underlined.unwrap_or(false) && !after.underlined.unwrap_or(true)) ||
+            // if it used to be strikethrough and now it's not, reset
+            (self.strikethrough.unwrap_or(false) && !after.strikethrough.unwrap_or(true)) ||
+            // if it used to be obfuscated and now it's not, reset
+            (self.obfuscated.unwrap_or(false) && !after.obfuscated.unwrap_or(true));
+
+        let mut ansi_codes = String::new();
+
+        let empty_style = Style::empty();
+
+        let (before, after) = if should_reset {
+            ansi_codes.push_str(Ansi::RESET);
+            let mut updated_after = if after.reset {
+                default_style.clone()
+            } else {
+                self.clone()
+            };
+            updated_after.apply(after);
+            (&empty_style, updated_after)
+        } else {
+            (self, after.clone())
+        };
+
+        // if bold used to be false/default and now it's true, set bold
+        if !before.bold.unwrap_or(false) && after.bold.unwrap_or(false) {
+            ansi_codes.push_str(Ansi::BOLD);
+        }
+        // if italic used to be false/default and now it's true, set italic
+        if !before.italic.unwrap_or(false) && after.italic.unwrap_or(false) {
+            ansi_codes.push_str(Ansi::ITALIC);
+        }
+        // if underlined used to be false/default and now it's true, set underlined
+        if !before.underlined.unwrap_or(false) && after.underlined.unwrap_or(false) {
+            ansi_codes.push_str(Ansi::UNDERLINED);
+        }
+        // if strikethrough used to be false/default and now it's true, set strikethrough
+        if !before.strikethrough.unwrap_or(false) && after.strikethrough.unwrap_or(false) {
+            ansi_codes.push_str(Ansi::STRIKETHROUGH);
+        }
+        // if obfuscated used to be false/default and now it's true, set obfuscated
+        if !before.obfuscated.unwrap_or(false) && after.obfuscated.unwrap_or(false) {
+            ansi_codes.push_str(Ansi::OBFUSCATED);
+        }
+
+        // if the new color is different and not none, set color
+        let color_changed = {
+            if before.color.is_none() && after.color.is_some() {
+                true
+            } else if before.color.is_some() && after.color.is_some() {
+                before.color.clone().unwrap().value != after.color.as_ref().unwrap().value
+            } else {
+                false
+            }
+        };
+
+        if color_changed {
+            let after_color = after.color.as_ref().unwrap();
+            ansi_codes.push_str(&Ansi::rgb(after_color.value));
+        }
+
+        ansi_codes
+    }
+
+    /// Apply another style to this one
+    pub fn apply(&mut self, style: &Style) {
+        if let Some(color) = &style.color {
+            self.color = Some(color.clone());
+        }
+        if let Some(bold) = &style.bold {
+            self.bold = Some(*bold);
+        }
+        if let Some(italic) = &style.italic {
+            self.italic = Some(*italic);
+        }
+        if let Some(underlined) = &style.underlined {
+            self.underlined = Some(*underlined);
+        }
+        if let Some(strikethrough) = &style.strikethrough {
+            self.strikethrough = Some(*strikethrough);
+        }
+        if let Some(obfuscated) = &style.obfuscated {
+            self.obfuscated = Some(*obfuscated);
+        }
+    }
+
+    /// Apply a ChatFormatting to this style
+    pub fn apply_formatting(&mut self, formatting: &ChatFormatting) {
+        match *formatting {
+            ChatFormatting::BOLD => self.bold = Some(true),
+            ChatFormatting::ITALIC => self.italic = Some(true),
+            ChatFormatting::UNDERLINE => self.underlined = Some(true),
+            ChatFormatting::STRIKETHROUGH => self.strikethrough = Some(true),
+            ChatFormatting::OBFUSCATED => self.obfuscated = Some(true),
+            ChatFormatting::RESET => self.reset = true,
+            ChatFormatting {
+                name: _,
+                code: _,
+                is_format: _,
+                id: _,
+                color,
+            } => {
+                // if it's a color, set it
+                if let Some(color) = color {
+                    self.color = Some(TextColor::from_rgb(color));
+                }
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::component::DEFAULT_STYLE;
+
+    use super::*;
+
+    #[test]
+    fn text_color_named_colors() {
+        assert_eq!(TextColor::parse("red".to_string()).unwrap().value, 16733525);
+    }
+    #[test]
+    fn text_color_hex_colors() {
+        assert_eq!(
+            TextColor::parse("#a1b2c3".to_string()).unwrap().value,
+            10597059
+        );
+    }
+
+    #[test]
+    fn ansi_difference_should_reset() {
+        let style_a = Style {
+            bold: Some(true),
+            italic: Some(true),
+            ..Style::default()
+        };
+        let style_b = Style {
+            bold: Some(false),
+            ..Style::default()
+        };
+        let ansi_difference = style_a.compare_ansi(&style_b, &Style::default());
+        assert_eq!(
+            ansi_difference,
+            format!(
+                "{reset}{italic}",
+                reset = Ansi::RESET,
+                italic = Ansi::ITALIC
+            )
+        )
+    }
+    #[test]
+    fn ansi_difference_shouldnt_reset() {
+        let style_a = Style {
+            bold: Some(true),
+            ..Style::default()
+        };
+        let style_b = Style {
+            italic: Some(true),
+            ..Style::default()
+        };
+        let ansi_difference = style_a.compare_ansi(&style_b, &Style::default());
+        assert_eq!(ansi_difference, Ansi::ITALIC)
+    }
+
+    #[test]
+    fn ansi_difference_explicit_reset() {
+        let style_a = Style {
+            bold: Some(true),
+            ..Style::empty()
+        };
+        let style_b = Style {
+            italic: Some(true),
+            reset: true,
+            ..Style::empty()
+        };
+        let ansi_difference = style_a.compare_ansi(&style_b, &DEFAULT_STYLE);
+        assert_eq!(
+            ansi_difference,
+            format!(
+                "{reset}{italic}{white}",
+                reset = Ansi::RESET,
+                white = Ansi::rgb(ChatFormatting::WHITE.color.unwrap()),
+                italic = Ansi::ITALIC
+            )
+        )
+    }
+
+    #[test]
+    fn test_from_code() {
+        assert_eq!(
+            ChatFormatting::from_code('a').unwrap(),
+            &ChatFormatting::GREEN
+        );
+    }
+
+    #[test]
+    fn test_apply_formatting() {
+        let mut style = Style::default();
+        style.apply_formatting(&ChatFormatting::BOLD);
+        style.apply_formatting(&ChatFormatting::RED);
+        assert_eq!(style.color, Some(TextColor::from_rgb(16733525)));
+    }
+}
diff --git a/azalea-chat/src/text_component.rs b/azalea-chat/src/text_component.rs
new file mode 100644
index 00000000..6c43f8b7
--- /dev/null
+++ b/azalea-chat/src/text_component.rs
@@ -0,0 +1,122 @@
+use std::fmt;
+
+use crate::{base_component::BaseComponent, component::Component, style::ChatFormatting};
+
+#[derive(Clone, Debug)]
+pub struct TextComponent {
+    pub base: BaseComponent,
+    pub text: String,
+}
+
+const LEGACY_FORMATTING_CODE_SYMBOL: char = '§';
+
+/// Convert a legacy color code string into a Component
+/// Technically in Minecraft this is done when displaying the text, but AFAIK it's the same as just doing it in TextComponent
+pub fn legacy_color_code_to_text_component(legacy_color_code: &str) -> TextComponent {
+    let mut components: Vec<TextComponent> = Vec::with_capacity(1);
+    // iterate over legacy_color_code, if it starts with LEGACY_COLOR_CODE_SYMBOL then read the next character and get the style from that
+    // otherwise, add the character to the text
+
+    // we don't use a normal for loop since we need to be able to skip after reading the formatter code symbol
+    let mut i = 0;
+    while i < legacy_color_code.chars().count() {
+        if legacy_color_code.chars().nth(i).unwrap() == LEGACY_FORMATTING_CODE_SYMBOL {
+            let formatting_code = legacy_color_code.chars().nth(i + 1).unwrap();
+            if let Ok(formatter) = ChatFormatting::from_code(formatting_code) {
+                if components.is_empty() || !components.last().unwrap().text.is_empty() {
+                    components.push(TextComponent::new("".to_string()));
+                }
+
+                let style = &mut components.last_mut().unwrap().base.style;
+                // if the formatter is a reset, then we need to reset the style to the default
+                style.apply_formatting(formatter);
+            }
+            i += 1;
+        } else {
+            if components.is_empty() {
+                components.push(TextComponent::new("".to_string()));
+            }
+            components
+                .last_mut()
+                .unwrap()
+                .text
+                .push(legacy_color_code.chars().nth(i).unwrap());
+        };
+        i += 1;
+    }
+
+    // create the final component by using the first one as the base, and then adding the rest as siblings
+    let mut final_component = components.remove(0);
+    for component in components {
+        final_component.base.siblings.push(component.get());
+    }
+
+    final_component
+}
+
+impl<'a> TextComponent {
+    pub fn new(text: String) -> Self {
+        // if it contains a LEGACY_FORMATTING_CODE_SYMBOL, format it
+        if text.contains(LEGACY_FORMATTING_CODE_SYMBOL) {
+            legacy_color_code_to_text_component(&text)
+        } else {
+            Self {
+                base: BaseComponent::new(),
+                text,
+            }
+        }
+    }
+
+    fn get(self) -> Component {
+        Component::Text(self)
+    }
+}
+
+impl fmt::Display for TextComponent {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}", self.text.clone())
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::style::Ansi;
+
+    use super::*;
+
+    #[test]
+    fn test_hypixel_motd() {
+        let component =
+            TextComponent::new("§aHypixel Network  §c[1.8-1.18]\n§b§lHAPPY HOLIDAYS".to_string())
+                .get();
+        assert_eq!(
+            component.to_ansi(None),
+            format!(
+                "{GREEN}Hypixel Network  {RED}[1.8-1.18]\n{BOLD}{AQUA}HAPPY HOLIDAYS{RESET}",
+                GREEN = Ansi::rgb(ChatFormatting::GREEN.color.unwrap()),
+                RED = Ansi::rgb(ChatFormatting::RED.color.unwrap()),
+                AQUA = Ansi::rgb(ChatFormatting::AQUA.color.unwrap()),
+                BOLD = Ansi::BOLD,
+                RESET = Ansi::RESET
+            )
+        );
+    }
+
+    #[test]
+    fn test_legacy_color_code_to_component() {
+        let component = TextComponent::new("§lHello §r§1w§2o§3r§4l§5d".to_string()).get();
+        assert_eq!(
+            component.to_ansi(None),
+            format!(
+                "{BOLD}Hello {RESET}{DARK_BLUE}w{DARK_GREEN}o{DARK_AQUA}r{DARK_RED}l{DARK_PURPLE}d{RESET}",
+                BOLD = Ansi::BOLD,
+                RESET = Ansi::RESET,
+                DARK_BLUE = Ansi::rgb(ChatFormatting::DARK_BLUE.color.unwrap()),
+                DARK_GREEN = Ansi::rgb(ChatFormatting::DARK_GREEN.color.unwrap()),
+                DARK_AQUA = Ansi::rgb(ChatFormatting::DARK_AQUA.color.unwrap()),
+                DARK_RED = Ansi::rgb(ChatFormatting::DARK_RED.color.unwrap()),
+                DARK_PURPLE = Ansi::rgb(ChatFormatting::DARK_PURPLE.color.unwrap())
+            )
+        );
+    }
+}
diff --git a/azalea-chat/src/translatable_component.rs b/azalea-chat/src/translatable_component.rs
new file mode 100644
index 00000000..0709f7bf
--- /dev/null
+++ b/azalea-chat/src/translatable_component.rs
@@ -0,0 +1,24 @@
+use crate::{base_component::BaseComponent, component::Component};
+
+#[derive(Clone, Debug)]
+pub enum StringOrComponent {
+    String(String),
+    Component(Component),
+}
+
+#[derive(Clone, Debug)]
+pub struct TranslatableComponent {
+    pub base: BaseComponent,
+    pub key: String,
+    pub args: Vec<StringOrComponent>,
+}
+
+impl TranslatableComponent {
+    pub fn new(key: String, args: Vec<StringOrComponent>) -> Self {
+        Self {
+            base: BaseComponent::new(),
+            key,
+            args,
+        }
+    }
+}