Added Calculator

frontend/stores/calculator.ts

@@ -0,0 +1,40 @@
+import { defineStore } from 'pinia'
+
+export const useCalculatorStore = defineStore('calculator', () => {
+    const tempStore = useTempStore()
+
+    // Initialisierung aus dem TempStore
+    const isOpen = ref(false)
+    const display = computed({
+        get: () => tempStore.settings?.calculator?.display || '0',
+        set: (val) => tempStore.modifySettings('calculator', { ...tempStore.settings.calculator, display: val })
+    })
+
+    const memory = computed({
+        get: () => tempStore.settings?.calculator?.memory || 0,
+        set: (val) => tempStore.modifySettings('calculator', { ...tempStore.settings.calculator, memory: val })
+    })
+
+    const history = computed({
+        get: () => tempStore.filters?.calculator?.history || [],
+        set: (val) => tempStore.modifyFilter('calculator', 'history', val)
+    })
+
+    function toggle() {
+        isOpen.value = !isOpen.value
+    }
+
+    function addHistory(expression: string, result: string) {
+        const newHistory = [{ expression, result }, ...history.value].slice(0, 10)
+        history.value = newHistory
+    }
+
+    return {
+        isOpen,
+        display,
+        memory,
+        history,
+        toggle,
+        addHistory
+    }
+})