add: ProfileStyle products

crates/core/src/model/auth.rs

@@ -101,11 +101,20 @@ pub struct User {
     /// already applied this purchase.
     #[serde(default)]
     pub checkouts: Vec<String>,
+    /// The IDs of products to be applied to the user's profile.
+    #[serde(default)]
+    pub applied_configurations: Vec<(AppliedConfigType, usize)>,
 }
 
 pub type UserConnections =
     HashMap<ConnectionService, (ExternalConnectionInfo, ExternalConnectionData)>;
 
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
+pub enum AppliedConfigType {
+    /// An HTML `<style>` snippet.
+    StyleSnippet,
+}
+
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub enum ThemePreference {
     Auto,
@@ -417,6 +426,7 @@ impl User {
             ban_expire: 0,
             coins: 0,
             checkouts: Vec::new(),
+            applied_configurations: Vec::new(),
         }
     }
 

crates/core/src/model/economy.rs

@@ -10,6 +10,10 @@ pub enum ProductFulfillmentMethod {
     ///
     /// This will leave the [`CoinTransfer`] pending until you send this mail.
     ManualMail,
+    /// A CSS snippet which can be applied to user profiles.
+    ///
+    /// Only supporters can create products like this.
+    ProfileStyle,
 }
 
 #[derive(Clone, Serialize, Deserialize)]
@@ -31,6 +35,8 @@ pub struct Product {
     pub stock: i32,
     /// If this product is limited to one purchase per person.
     pub single_use: bool,
+    /// Data for this product. Only used by snippets.
+    pub data: String,
 }
 
 impl Product {
@@ -47,6 +53,7 @@ impl Product {
             price: 0,
             stock: 0,
             single_use: true,
+            data: String::new(),
         }
     }
 }