[#203] Réceptions — Parcours de pesée multi-étapes (première partie) (!3)

| Numéro du ticket | Titre du ticket |
|------------------|-----------------|
|        #203          |      Réceptions — Parcours de pesée multi-étapes         |

## Description de la PR
[#203] Réceptions — Parcours de pesée multi-étapes

## Modification du .env

## Check list

- [x] Pas de régression
- [x] TU/TI/TF rédigée
- [x] TU/TI/TF OK
- [x] CHANGELOG modifié

Reviewed-on: #3
Reviewed-by: THOLOT DECHENE Matthieu <matthieu@yuno.malio.fr>
Co-authored-by: AUTIN Tristan <tristan@yuno.malio.fr>
Co-committed-by: AUTIN Tristan <tristan@yuno.malio.fr>

frontend/stores/reception.ts

@@ -0,0 +1,72 @@
+import { defineStore } from 'pinia'
+import type { ReceptionData } from '~/services/dto/reception-data'
+import { createReception, getReception, updateReception } from '~/services/reception'
+
+const isReceptionData = (value: unknown): value is ReceptionData => {
+  return Boolean(value && typeof value === 'object' && 'id' in value)
+}
+
+export const useReceptionStore = defineStore('reception', {
+  state: () => ({
+    current: null as ReceptionData | null,
+    isLoading: false,
+    errorMessage: null as string | null
+  }),
+  actions: {
+    setCurrent(reception: ReceptionData | null) {
+      this.current = reception
+    },
+    clearError() {
+      this.errorMessage = null
+    },
+    async loadReception(id: number) {
+      this.isLoading = true
+      this.errorMessage = null
+      try {
+        const result = await getReception(id)
+        if (!isReceptionData(result)) {
+          this.errorMessage = 'Réception introuvable.'
+          this.current = null
+          return null
+        }
+
+        this.current = result
+        return result
+      } finally {
+        this.isLoading = false
+      }
+    },
+    async createReception() {
+      this.isLoading = true
+      this.errorMessage = null
+      try {
+        const result = await createReception()
+        if (!isReceptionData(result)) {
+          this.errorMessage = 'Impossible de créer la réception.'
+          return null
+        }
+
+        this.current = result
+        return result
+      } finally {
+        this.isLoading = false
+      }
+    },
+    async updateReception(id: number, payload: Partial<ReceptionData>) {
+      this.isLoading = true
+      this.errorMessage = null
+      try {
+        const result = await updateReception(id, payload)
+        if (!isReceptionData(result)) {
+          this.errorMessage = 'Impossible de mettre à jour la réception.'
+          return null
+        }
+
+        this.current = result
+        return result
+      } finally {
+        this.isLoading = false
+      }
+    }
+  }
+})