feat(swift): switch api key helper

Author: Fluf22

clients/algoliasearch-client-swift/Sources/Core/Networking/BaseConfiguration.swift

@@ -23,7 +23,7 @@ public protocol BaseConfiguration {
     var hosts: [RetryableHost] { get }
 
     /// Default headers that should be applied to every request.
-    var defaultHeaders: [String: String]? { get }
+    var defaultHeaders: [String: String]? { get set }
 
     /// Compression type
     var compression: CompressionAlgorithm { get }
@@ -48,7 +48,7 @@ public struct DefaultConfiguration: BaseConfiguration {
     public let writeTimeout: TimeInterval = 30
     public let readTimeout: TimeInterval = 5
     public let logLevel: LogLevel = .info
-    public let defaultHeaders: [String: String]? = [:]
+    public var defaultHeaders: [String: String]? = [:]
     public var hosts: [RetryableHost] = []
     public let compression: CompressionAlgorithm = .none
 }

clients/algoliasearch-client-swift/Sources/Core/Networking/Transporter.swift

@@ -12,7 +12,7 @@ import Foundation
 // MARK: - Transporter
 
 open class Transporter {
-    let configuration: BaseConfiguration
+    var configuration: BaseConfiguration
     let retryStrategy: RetryStrategy
     let requestBuilder: RequestBuilder
     let exposeIntermediateErrors: Bool
@@ -42,6 +42,10 @@ open class Transporter {
 
         self.requestBuilder = requestBuilder
     }
+    
+    public func setApiKey(apiKey: String) {
+        self.configuration.defaultHeaders?.updateValue(apiKey, forKey: "X-Algolia-API-Key")
+    }
 
     public func send<T: Decodable>(
         method: String, path: String, data: Codable?, requestOptions: RequestOptions? = nil,

templates/swift/api.mustache

@@ -31,6 +31,11 @@ import Foundation
         self.init(configuration: try {{classname}}Configuration(appID: appID, apiKey: apiKey{{#hasRegionalHost}}, region: region{{/hasRegionalHost}}))
     }
 
+    open func setApiKey(apiKey: String) {
+        self.configuration.apiKey = apiKey
+        self.transporter.setApiKey(apiKey: apiKey)
+    }
+
 {{#operation}}
     {{#allParams}}
     {{#isEnum}}
@@ -144,4 +149,4 @@ import Foundation
     }{{/vendorExtensions}}
 {{/operation}}
 }
-{{/operations}}
+{{/operations}}

templates/swift/client_configuration.mustache

@@ -14,7 +14,7 @@ public struct {{#lambda.client-to-name}}{{{client}}}{{/lambda.client-to-name}}Cl
 {{/hasRegionalHost}}
 
   public let appID: String
-  public let apiKey: String
+  public var apiKey: String
   public var writeTimeout: TimeInterval
   public var readTimeout: TimeInterval
   public var logLevel: LogLevel