From 8caa77413ea372e5cbd2980a9922d701af359c04 Mon Sep 17 00:00:00 2001
From: Max Nanis
Date: Wed, 28 May 2025 04:41:37 +0100
Subject: initial commit

---
 src/counterSlice.ts | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/counterSlice.ts

(limited to 'src/counterSlice.ts')

diff --git a/src/counterSlice.ts b/src/counterSlice.ts
new file mode 100644
index 0000000..1482de1
--- /dev/null
+++ b/src/counterSlice.ts
@@ -0,0 +1,44 @@
+import { createAsyncThunk, createSlice } from '@reduxjs/toolkit'
+import type { PayloadAction } from '@reduxjs/toolkit'
+
+// Define the TS type for the counter slice's state
+export interface CounterState {
+    value: number
+    status: 'idle' | 'loading' | 'failed'
+}
+
+// Define the initial value for the slice state
+const initialState: CounterState = {
+    value: 0,
+    status: 'idle'
+}
+
+// Slices contain Redux reducer logic for updating state, and
+// generate actions that can be dispatched to trigger those updates.
+export const counterSlice = createSlice({
+    name: 'counter',
+    initialState,
+    // The `reducers` field lets us define reducers and generate associated actions
+    reducers: {
+        increment: state => {
+            // Redux Toolkit allows us to write "mutating" logic in reducers. It
+            // doesn't actually mutate the state because it uses the Immer library,
+            // which detects changes to a "draft state" and produces a brand new
+            // immutable state based off those changes
+            state.value += 1
+        },
+        decrement: state => {
+            state.value -= 1
+        },
+        // Use the PayloadAction type to declare the contents of `action.payload`
+        incrementByAmount: (state, action: PayloadAction<number>) => {
+            state.value += action.payload
+        }
+    }
+})
+
+// Export the generated action creators for use in components
+export const { increment, decrement, incrementByAmount } = counterSlice.actions
+
+// Export the slice reducer for use in the store configuration
+export default counterSlice.reducer
\ No newline at end of file
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