Add support for customizing client initialization (#72)

* Add support for customizing client initialization

* Remove `storageKey` as it isn't supported by GoTrue yet

Author: grdsdev

Examples/Examples/TodoListView.swift

@@ -80,8 +80,8 @@ struct TodoListView: View {
     .task {
       do {
         error = nil
-        todos = IdentifiedArrayOf(
-          uniqueElements: try await supabase.database.from("todos")
+        todos = try await IdentifiedArrayOf(
+          uniqueElements: supabase.database.from("todos")
             .select()
             .execute()
             .value as [Todo]

Sources/Supabase/Deprecations.swift

@@ -0,0 +1,28 @@
+import Foundation
+
+extension SupabaseClient {
+  @available(
+    *,
+    deprecated,
+    message: "Deprecated initializer, use init(supabaseURL:supabaseKey:options) instead."
+  )
+  public convenience init(
+    supabaseURL: URL,
+    supabaseKey: String,
+    schema: String = "public",
+    headers: [String: String] = [:],
+    httpClient: HTTPClient = HTTPClient()
+  ) {
+    self.init(
+      supabaseURL: supabaseURL,
+      supabaseKey: supabaseKey,
+      options: SupabaseClientOptions(
+        db: SupabaseClientOptions.DatabaseOptions(schema: schema),
+        global: SupabaseClientOptions.GlobalOptions(
+          headers: headers,
+          httpClient: httpClient
+        )
+      )
+    )
+  }
+}

Sources/Supabase/SupabaseClient.swift

@@ -56,32 +56,26 @@ public class SupabaseClient {
 
   private var defaultHeaders: [String: String]
 
-  /// Init `Supabase` with the provided parameters.
-  /// - Parameters:
-  ///   - supabaseURL: Unique Supabase project url
-  ///   - supabaseKey: Supabase anonymous API Key
-  ///   - schema: Database schema name, defaults to `public`
-  ///   - headers: Optional headers for initializing the client.
+  /// Create a new client.
   public init(
     supabaseURL: URL,
     supabaseKey: String,
-    schema: String = "public",
-    headers: [String: String] = [:],
-    httpClient: HTTPClient = HTTPClient()
+    options: SupabaseClientOptions = .init()
   ) {
     self.supabaseURL = supabaseURL
     self.supabaseKey = supabaseKey
-    self.schema = schema
-    self.httpClient = httpClient
+    schema = options.db.schema
+    httpClient = options.global.httpClient
 
     defaultHeaders = [
       "X-Client-Info": "supabase-swift/\(version)",
       "apikey": supabaseKey,
-    ].merging(headers) { _, new in new }
+    ].merging(options.global.headers) { _, new in new }
 
     auth = GoTrueClient(
       url: supabaseURL.appendingPathComponent("/auth/v1"),
-      headers: defaultHeaders
+      headers: defaultHeaders,
+      localStorage: options.auth.storage
     )
 
     let isPlatform =

Sources/Supabase/Types.swift

@@ -0,0 +1,47 @@
+import Foundation
+import GoTrue
+
+public struct SupabaseClientOptions {
+  public let db: DatabaseOptions
+  public let auth: AuthOptions
+  public let global: GlobalOptions
+
+  public struct DatabaseOptions {
+    /// The Postgres schema which your tables belong to. Must be on the list of exposed schemas in
+    /// Supabase. Defaults to `public`.
+    public let schema: String
+
+    public init(schema: String = "public") {
+      self.schema = schema
+    }
+  }
+
+  public struct AuthOptions {
+    /// A storage provider. Used to store the logged-in session.
+    public let storage: GoTrueLocalStorage?
+
+    public init(storage: GoTrueLocalStorage? = nil) {
+      self.storage = storage
+    }
+  }
+
+  public struct GlobalOptions {
+    public let headers: [String: String]
+    public let httpClient: SupabaseClient.HTTPClient
+
+    public init(headers: [String: String] = [:], httpClient: SupabaseClient.HTTPClient = .init()) {
+      self.headers = headers
+      self.httpClient = httpClient
+    }
+  }
+
+  public init(
+    db: DatabaseOptions = .init(),
+    auth: AuthOptions = .init(),
+    global: GlobalOptions = .init()
+  ) {
+    self.db = db
+    self.auth = auth
+    self.global = global
+  }
+}