Get user custom emojies

src/helpers/custom_emojies_helper.rs

@@ -0,0 +1,26 @@
+//! # Custom emojies helper
+//!
+//! @author Pierre Hubert
+
+use crate::data::user::UserID;
+use crate::data::error::ResultBoxError;
+use crate::data::custom_emoji::CustomEmoji;
+use crate::helpers::database;
+use crate::constants::database_tables_names::EMOJIS_TABLE;
+
+/// Get the list of emojies of a user
+pub fn get_list_user(user_id: UserID) -> ResultBoxError<Vec<CustomEmoji>> {
+    database::QueryInfo::new(EMOJIS_TABLE)
+        .cond_i64("user_id", user_id)
+        .exec(db_to_custom_emoji)
+}
+
+/// Turn a database entry into a [CustomEmoji]
+fn db_to_custom_emoji(row: &database::RowResult) -> ResultBoxError<CustomEmoji> {
+    Ok(CustomEmoji {
+        id: row.get_u64("id")?,
+        user_id: row.get_int64("user_id")?,
+        shortcut: row.get_str("shortcut")?,
+        path: row.get_str("path")?
+    })
+}

src/helpers/database.rs

@@ -86,6 +86,11 @@ impl QueryInfo {
         self
     }
 
+    pub fn cond_u64(mut self, key: &str, val: u64) -> QueryInfo {
+        self.conditions.insert(key.to_string(), val.to_string());
+        self
+    }
+
     pub fn cond_i64(mut self, key: &str, val: i64) -> QueryInfo {
         self.conditions.insert(key.to_string(), val.to_string());
         self
@@ -96,6 +101,12 @@ impl QueryInfo {
         self.fields.push(key.to_string());
         self
     }
+
+    /// Execute query
+    pub fn exec<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(self, process_function: F)
+                                                             -> Result<Vec<E>, Box<dyn Error>> {
+        query(self, process_function)
+    }
 }
 
 /// Struct used to read the result of a request
@@ -136,6 +147,17 @@ impl<'a> RowResult<'a> {
         }
     }
 
+    /// Find an integer included in the request
+    pub fn get_u64(&self, name: &str) -> Result<u64, Box<dyn Error>> {
+        let value = self.row.get_opt(self.find_col(name)?);
+
+        match value {
+            None => Err(ExecError::boxed_string(
+                format!("Could not extract integer field {} !", name))),
+            Some(s) => Ok(s?)
+        }
+    }
+
     /// Find an integer included in the request
     pub fn get_usize(&self, name: &str) -> Result<usize, Box<dyn Error>> {
         let value = self.row.get_opt(self.find_col(name)?);

src/helpers/mod.rs

@@ -3,4 +3,5 @@ pub mod database;
 pub mod api_helper;
 pub mod account_helper;
 pub mod user_helper;
-pub mod friends_helper;
+pub mod friends_helper;
+pub mod custom_emojies_helper;