Add component configs

backend/sync_server/src/config/database_config.rs

@@ -0,0 +1,30 @@
+use std::path::Path;
+
+use anyhow::{Context, Result};
+use log::debug;
+use serde::{Deserialize, Serialize};
+use tokio::fs;
+
+use crate::{
+    consts::{DEFAULT_HOST, DEFAULT_MAX_CONNECTIONS, DEFAULT_PORT, DEFAULT_SQLITE_URL},
+    errors::SyncServerError,
+};
+
+#[derive(Debug, Deserialize, Serialize, Clone)]
+pub struct DatabaseConfig {
+    #[serde(default = "default_sqlite_url")]
+    pub sqlite_url: String,
+
+    #[serde(default = "default_max_connections")]
+    pub max_connections: u32,
+}
+
+fn default_sqlite_url() -> String {
+    debug!("Using default sqlite url: {}", DEFAULT_SQLITE_URL);
+    DEFAULT_SQLITE_URL.to_string()
+}
+
+fn default_max_connections() -> u32 {
+    debug!("Using default max connections: {}", DEFAULT_MAX_CONNECTIONS);
+    DEFAULT_MAX_CONNECTIONS
+}