fix: restrict variations of config usage

lifinance · Jun 9, 2022 · 5ec0fcc · 5ec0fcc
1 parent 2085bc6
commit 5ec0fcc
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Showing 2 changed files with 46 additions and 15 deletions.
diff --git a/packages/widget/src/providers/WidgetProvider/types.ts b/packages/widget/src/providers/WidgetProvider/types.ts
@@ -1,9 +1,9 @@
 import { WidgetConfig } from '../../types';
 
-export interface WidgetContextProps extends WidgetConfig {
+export type WidgetContextProps = WidgetConfig & {
   fromChain?: number;
   toChain?: number;
-}
+};
 
 export interface WidgetProviderProps {
   config?: WidgetConfig;

diff --git a/packages/widget/src/types/widget.ts b/packages/widget/src/types/widget.ts
@@ -11,23 +11,54 @@ export type ThemeConfig = {
   typography?: TypographyOptions;
 };
 
-export interface WidgetConfig {
+export interface WidgetWalletCallbacks {
+  connect(): Signer;
+  disconnect(): void;
+  provideSigner(): Signer;
+  switchChain(): Signer;
+  addToken(): void;
+}
+
+interface WidgetConfigBase {
   fromAmount?: number;
-  fromChain?: `${ChainKey}` | number;
-  fromToken?: string;
-  toChain?: `${ChainKey}` | number;
-  toToken?: string;
   disabledChains?: number[];
-  disableInternalWalletManagement?: boolean;
-  walletCallbacks?: {
-    connect: { (): Signer };
-    disconnect: { (): void };
-    provideSigner: { (): Signer };
-    switchChain: { (): Signer };
-    addToken: { (): void };
-  };
   containerStyle?: CSSProperties;
   theme?: ThemeConfig;
   appearance?: Appearance;
   disableAppearance?: boolean;
 }
+
+type WidgetFromTokenConfig =
+  | {
+      fromChain: `${ChainKey}` | number;
+      fromToken?: string;
+    }
+  | {
+      fromChain?: never;
+      fromToken?: never;
+    };
+
+type WidgetToTokenConfig =
+  | {
+      toChain: `${ChainKey}` | number;
+      toToken?: string;
+    }
+  | {
+      toChain?: never;
+      toToken?: never;
+    };
+
+type WidgetWalletManagementConfig =
+  | {
+      disableInternalWalletManagement: true;
+      walletCallbacks: WidgetWalletCallbacks;
+    }
+  | {
+      disableInternalWalletManagement?: false;
+      walletCallbacks?: never;
+    };
+
+export type WidgetConfig = WidgetConfigBase &
+  WidgetFromTokenConfig &
+  WidgetToTokenConfig &
+  WidgetWalletManagementConfig;