From 17e640892aef8b403e064a35dae3efe2b8708729 Mon Sep 17 00:00:00 2001
From: Ferdinand Thiessen <rpm@fthiessen.de>
Date: Fri, 29 Jan 2021 02:29:27 +0100
Subject: [PATCH] Implemented load Transactions

---
 src/flaschengeist.d.ts                        |  3 +-
 .../balance/components/Transaction.vue        |  4 ++-
 src/plugins/balance/store/balance.ts          | 35 +++++++++++++++++--
 src/utils/permission.ts                       |  5 +++
 4 files changed, 42 insertions(+), 5 deletions(-)

diff --git a/src/flaschengeist.d.ts b/src/flaschengeist.d.ts
index e00d65c..b89ac7f 100644
--- a/src/flaschengeist.d.ts
+++ b/src/flaschengeist.d.ts
@@ -27,10 +27,11 @@ declare namespace FG {
     id: number;
     time: Date;
     amount: number;
-    reversal?: this;
+    reversal_id: number;
     sender_id?: string;
     receiver_id?: string;
     author_id?: string;
+    original_id?: number;
   }
   interface Event {
     id: number;
diff --git a/src/plugins/balance/components/Transaction.vue b/src/plugins/balance/components/Transaction.vue
index e64cd31..68a5e21 100644
--- a/src/plugins/balance/components/Transaction.vue
+++ b/src/plugins/balance/components/Transaction.vue
@@ -77,7 +77,9 @@ export default defineComponent({
       }
     };
 
-    const isReversed = computed(() => props.transaction.reversal != undefined);
+    const isReversed = computed(
+      () => props.transaction.reversal_id != undefined || props.transaction.original_id != undefined
+    );
 
     const canReverse = computed(
       () =>
diff --git a/src/plugins/balance/store/balance.ts b/src/plugins/balance/store/balance.ts
index e675b72..c74f81d 100644
--- a/src/plugins/balance/store/balance.ts
+++ b/src/plugins/balance/store/balance.ts
@@ -31,6 +31,10 @@ const state: BalanceInterface = {
   loading: 0
 };
 
+function fixTransaction(t: FG.Transaction) {
+  t.time = new Date(t.time);
+}
+
 const mutations: MutationTree<BalanceInterface> = {
   setBalance(state, data: { userid: string; balance: BalanceResponse }) {
     state.balances.set(
@@ -59,6 +63,10 @@ const mutations: MutationTree<BalanceInterface> = {
   addTransaction(state, data: FG.Transaction) {
     state.transactions.push(data);
   },
+  addTransactions(state, data: [FG.Transaction]) {
+    state.transactions.push(...data);
+    state.transactions.sort((a, b) => (a.time <= b.time ? -1 : 1));
+  },
   reverseTransaction(state, data: { transaction: FG.Transaction; reversal: FG.Transaction }) {
     const idx = state.transactions.findIndex(value => value.id === data.transaction.id);
     data.transaction.reversal = data.reversal;
@@ -109,6 +117,25 @@ const actions: ActionTree<BalanceInterface, StateInterface> = {
       })
       .finally(() => commit('setLoading', false));
   },
+  getTransactions(
+    { commit, rootState },
+    payload: {
+      userid?: string;
+      filter?: { limit?: number; offset?: number; from?: Date; to?: Date };
+    }
+  ) {
+    commit('setLoading');
+    if (!payload.userid) payload.userid = (<FG.User>rootState.user.currentUser).userid;
+    if (!payload.filter) payload.filter = { limit: 10 };
+    return axios
+      .get(`/users/${payload.userid}/balance/transactions`, { params: payload.filter || {} })
+      .then(({ data }: AxiosResponse<[FG.Transaction]>) => {
+        data.forEach(t => fixTransaction(t));
+        commit('addTransactions', data);
+        return data;
+      })
+      .finally(() => commit('setLoading', false));
+  },
   getLimit({ rootState, commit }) {
     commit('setLoading');
     axios
@@ -125,8 +152,9 @@ const actions: ActionTree<BalanceInterface, StateInterface> = {
   revert({ dispatch, commit }, transaction: FG.Transaction) {
     return axios
       .delete(`/balance/${transaction.id}`)
-      .then((response: AxiosResponse<FG.Transaction>) => {
-        commit('reverseTransaction', { transaction: transaction, reversal: response.data });
+      .then(({ data }: AxiosResponse<FG.Transaction>) => {
+        fixTransaction(data);
+        commit('reverseTransaction', { transaction: transaction, reversal: data });
         dispatch('getBalance').catch(err => console.warn(err));
       });
   },
@@ -136,7 +164,7 @@ const actions: ActionTree<BalanceInterface, StateInterface> = {
       .put(`/users/${data.user}/balance`, data)
       .then((response: AxiosResponse<FG.Transaction>) => {
         const transaction = response.data;
-        transaction.time = new Date(transaction.time);
+        fixTransaction(transaction);
         commit('addTransaction', transaction);
         commit(state.balances.has(data.user) ? 'changeBalance' : 'setBalance', {
           userid: data.user,
@@ -152,6 +180,7 @@ const actions: ActionTree<BalanceInterface, StateInterface> = {
       .catch(err => {
         console.debug(err);
         // Maybe Balance changed
+        void dispatch('getTransactions', {});
         return dispatch('getBalance', data.sender ? data.sender : data.user);
       })
       .finally(() => commit('setLoading', false));
diff --git a/src/utils/permission.ts b/src/utils/permission.ts
index 763ca2a..aa5a2b8 100644
--- a/src/utils/permission.ts
+++ b/src/utils/permission.ts
@@ -9,3 +9,8 @@ export function hasPermissions(needed: string[], store: Store<StateInterface>) {
   const permissions = store.state.user.currentPermissions;
   return needed.every(value => permissions.includes(value));
 }
+
+export function hasSomePermissions(needed: string[], store: Store<StateInterface>) {
+  const permissions = store.state.user.currentPermissions;
+  return needed.some(value => permissions.includes(value));
+}