From bc85ab60b0210e6d0929cbe01329f36fc3a990bc Mon Sep 17 00:00:00 2001
From: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Date: Thu, 15 Dec 2022 08:17:16 +0100
Subject: [PATCH] Bug 32468: Use fetchLocalTitleCount to know if local titles
 exist

We don't need to fetch 20 titles to know if there is at least one. We
should call fetchLocalTitleCount.

Note that this should be implemented for all 'List' views.

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 6b19436f5fd47de229ce2271428424e59966fe25)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
---
 .../ERM/EHoldingsEBSCOTitlesList.vue          | 16 +++++------
 .../ERM/EHoldingsLocalTitlesList.vue          | 21 ++++++--------
 koha-tmpl/intranet-tmpl/prog/js/vue/fetch.js  | 28 +++++++++++--------
 3 files changed, 32 insertions(+), 33 deletions(-)

diff --git a/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsEBSCOTitlesList.vue b/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsEBSCOTitlesList.vue
index 3554c0f00e..7e807400ea 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsEBSCOTitlesList.vue
+++ b/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsEBSCOTitlesList.vue
@@ -46,15 +46,13 @@
         >
             <div
                 v-if="
-                    local_count_titles !== undefined &&
-                    local_count_titles !== null
+                    local_title_count !== undefined &&
+                    local_title_count !== null
                 "
             >
                 <router-link :to="local_titles_url">
                     {{
-                        $__("%s titles found locally").format(
-                            local_count_titles
-                        )
+                        $__("%s titles found locally").format(local_title_count)
                     }}</router-link
                 >
             </div>
@@ -68,7 +66,7 @@
 <script>
 import { inject, createVNode, render } from "vue"
 import { storeToRefs } from "pinia"
-import { fetchCountLocalTitles } from "./../../fetch"
+import { fetchLocalTitleCount } from "./../../fetch"
 import {
     useDataTable,
     build_url_params,
@@ -106,7 +104,7 @@ export default {
             },
             cannot_search: false,
             show_table: false,
-            local_count_titles: null,
+            local_title_count: null,
         }
     },
     computed: {
@@ -137,12 +135,12 @@ export default {
                 )
                 this.$router.push(new_route)
                 this.show_table = true
-                this.local_count_titles = null
+                this.local_title_count = null
                 $("#" + this.table_id)
                     .DataTable()
                     .draw()
                 if (this.erm_providers.includes("local")) {
-                    this.local_count_titles = await fetchCountLocalTitles(
+                    this.local_title_count = await fetchLocalTitleCount(
                         this.filters
                     )
                 }
diff --git a/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsLocalTitlesList.vue b/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsLocalTitlesList.vue
index 7cf7bcdfb5..a30c5a65ad 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsLocalTitlesList.vue
+++ b/koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsLocalTitlesList.vue
@@ -1,14 +1,10 @@
 <template>
     <div>
         <div v-if="!initialized">{{ $__("Loading") }}</div>
-        <div v-else-if="titles" id="titles_list">
+        <div v-else-if="title_count" id="titles_list">
             <Toolbar />
-            <div
-                v-if="titles.length"
-                id="title_list_result"
-                class="page-section"
-            >
-                <table v-if="titles.length" :id="table_id"></table>
+            <div v-if="title_count" id="title_list_result" class="page-section">
+                <table v-if="title_count" :id="table_id"></table>
             </div>
             <div v-else-if="initialized" class="dialog message">
                 {{ $__("There are no titles defined") }}
@@ -21,7 +17,7 @@
 import Toolbar from "./EHoldingsLocalTitlesToolbar.vue"
 import { inject, createVNode, render } from "vue"
 import { storeToRefs } from "pinia"
-import { fetchLocalTitles } from "../../fetch"
+import { fetchLocalTitleCount } from "../../fetch"
 import { useDataTable } from "../../composables/datatables"
 
 export default {
@@ -42,7 +38,7 @@ export default {
     },
     data: function () {
         return {
-            titles: [],
+            title_count: undefined,
             initialized: false,
             filters: {
                 publication_title: this.$route.query.publication_title || "",
@@ -53,13 +49,12 @@ export default {
     },
     beforeRouteEnter(to, from, next) {
         next(vm => {
-            vm.getTitles().then(() => vm.build_datatable())
+            vm.getTitleCount().then(() => vm.build_datatable())
         })
     },
     methods: {
-        async getTitles() {
-            const titles = await fetchLocalTitles()
-            this.titles = titles
+        async getTitleCount() {
+            this.title_count = await fetchLocalTitleCount()
             this.initialized = true
         },
         show_title: function (title_id) {
diff --git a/koha-tmpl/intranet-tmpl/prog/js/vue/fetch.js b/koha-tmpl/intranet-tmpl/prog/js/vue/fetch.js
index 39ff7c9f7e..4ee84a9790 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/vue/fetch.js
+++ b/koha-tmpl/intranet-tmpl/prog/js/vue/fetch.js
@@ -290,19 +290,25 @@ export const fetchEBSCOTitles = function () {
     return _fetchTitles(apiUrl);
 };
 
-export const fetchCountLocalTitles = async function (filters) {
-    const q = {
-        "me.publication_title": {
-            like: "%" + filters.publication_title + "%",
-        },
-        ...(filters.publication_type
-            ? { "me.publication_type": filters.publication_type }
-            : {}),
-    };
+export const fetchLocalTitleCount = async function (filters) {
+    const q = filters
+        ? {
+              ...(filters.publication_title
+                  ? {
+                        "me.publication_title": {
+                            like: "%" + filters.publication_title + "%",
+                        },
+                    }
+                  : {}),
+              ...(filters.publication_type
+                  ? { "me.publication_type": filters.publication_type }
+                  : {}),
+          }
+        : undefined;
     const params = {
         _page: 1,
         _per_page: 1,
-        q: JSON.stringify(q),
+        ...(q ? { q: JSON.stringify(q) } : {}),
     };
     let count_local_titles;
     var apiUrl = "/api/v1/erm/eholdings/local/titles";
@@ -367,7 +373,7 @@ export const fetchEBSCOResources = function () {
     return _fetchResources(apiUrl);
 };
 
-export const checkError = function(response) {
+export const checkError = function (response) {
     if (response.status >= 200 && response.status <= 299) {
         return response.json();
     } else {
-- 
2.39.2