feat(config)!: allow configuring database name (#240)

* Allow configuring entire database name

bin/inx-chronicle/config.template.toml

@@ -2,6 +2,7 @@
 connect_url = "mongodb://localhost:27017"
 username = "root"
 password = "root"
+database_name = "chronicle"
 
 [api]
 port = 8042

src/db/mongodb.rs

@@ -16,7 +16,7 @@ use serde::{Deserialize, Serialize};
 pub struct MongoDb(pub(crate) mongodb::Database);
 
 impl MongoDb {
-    const NAME: &'static str = "chronicle";
+    const DEFAULT_NAME: &'static str = "chronicle";
     const DEFAULT_CONNECT_URL: &'static str = "mongodb://localhost:27017";
 
     /// Constructs a [`MongoDb`] by connecting to a MongoDB instance.
@@ -35,11 +35,7 @@ impl MongoDb {
 
         let client = Client::with_options(client_options)?;
 
-        let name = match &config.suffix {
-            Some(suffix) => format!("{}-{}", Self::NAME, suffix),
-            None => Self::NAME.to_string(),
-        };
-        let db = client.database(&name);
+        let db = client.database(&config.database_name);
 
         Ok(MongoDb(db))
     }
@@ -83,7 +79,7 @@ pub struct MongoDbConfig {
     pub(crate) connect_url: String,
     pub(crate) username: Option<String>,
     pub(crate) password: Option<String>,
-    pub(crate) suffix: Option<String>,
+    pub(crate) database_name: String,
 }
 
 impl MongoDbConfig {
@@ -111,8 +107,8 @@ impl MongoDbConfig {
     }
 
     /// Sets the suffix.
-    pub fn with_suffix(mut self, suffix: impl Into<String>) -> Self {
-        self.suffix = Some(suffix.into());
+    pub fn with_database_name(mut self, database_name: impl Into<String>) -> Self {
+        self.database_name = database_name.into();
         self
     }
 }
@@ -123,7 +119,7 @@ impl Default for MongoDbConfig {
             connect_url: MongoDb::DEFAULT_CONNECT_URL.to_string(),
             username: None,
             password: None,
-            suffix: None,
+            database_name: MongoDb::DEFAULT_NAME.to_string(),
         }
     }
 }

tests/block.rs

@@ -32,7 +32,7 @@ async fn insert_and_get_block() -> Result<(), mongodb::error::Error> {
         conflict_reason: ConflictReason::None,
     };
 
-    let config = MongoDbConfig::default().with_suffix("cargo-test");
+    let config = MongoDbConfig::default().with_database_name("chronicle-cargo-test");
     let db = MongoDb::connect(&config).await?;
 
     db.clear().await?;