From 9c9f0f2a5497ae4f4e13c5d008e6e4e1c6758b43 Mon Sep 17 00:00:00 2001
From: Bill Erickson <berickxx@gmail.com>
Date: Tue, 29 Dec 2015 13:55:45 -0500
Subject: [PATCH] JBAS-673 Create PO from multiple pages of lineitems.

Maintain a list of selected lieitems across multiple pages of lineitems
in a selection list.  When creating a PO from selected lineitems,
include all selected lineitems in the new PO.

See also KMAIN-1865.

Code based on 5f309573.

Signed-off-by: Bill Erickson <berickxx@gmail.com>
---
 Open-ILS/web/js/ui/default/acq/common/li_table.js | 61 +++++++++++++++++++++--
 1 file changed, 56 insertions(+), 5 deletions(-)

diff --git a/Open-ILS/web/js/ui/default/acq/common/li_table.js b/Open-ILS/web/js/ui/default/acq/common/li_table.js
index 438da0272b..77084dacf3 100644
--- a/Open-ILS/web/js/ui/default/acq/common/li_table.js
+++ b/Open-ILS/web/js/ui/default/acq/common/li_table.js
@@ -19,6 +19,17 @@ dojo.require("openils.widget.PCrudAutocompleteBox");
 dojo.require('dijit.form.ComboBox');
 dojo.require('openils.CGI');
 
+// KCLS: used for tracking selected lineitems that are
+// not visibible in the current page of lineitems.
+// Stores a JSON hash of lineitem ID's
+var checkBoxStorage = openils.XUL.localStorage();
+
+if (window.location.toString().indexOf('picklist/view/') < 0) {
+    // only tracking selection of multiple pages of
+    // lineitems on the picklist page.
+    checkBoxStorage.removeItem('eg.acq.piclist.selected');
+}
+
 if (!localeStrings) {   /* we can do this because javascript doesn't have block scope */
     dojo.requireLocalization('openils.acq', 'acq');
     var localeStrings = dojo.i18n.getLocalization('openils.acq', 'acq');
@@ -550,11 +561,23 @@ function AcqLiTable() {
     }
 
     this.toggleSelect = function() {
-        if(self.toggleState) 
-            dojo.forEach(self.selectors, function(i){i.checked = false});
-        else 
-            dojo.forEach(self.selectors, function(i){i.checked = true});
         self.toggleState = !self.toggleState;
+        var fromStore = self.storedLiSelection();
+
+        dojo.forEach(self.selectors, function(i) {
+
+            i.checked = self.toggleState;
+            var id = i.parentNode.parentNode.getAttribute('li');
+
+            if (self.toggleState) {
+                fromStore[id] = true;
+            } else {
+                delete fromStore[id];
+            }
+        });
+
+        checkBoxStorage.setItem(
+            'eg.acq.piclist.selected', js2JSON(fromStore));
     };
 
 
@@ -632,6 +655,9 @@ function AcqLiTable() {
             }
         );
 
+        var fromStore = self.storedLiSelection();
+        indices = dojo.mixin(indices, fromStore);
+
         var result = openils.Util.objectProperties(indices);
 
         // caller provided a lineitem state filter.  remove IDs for lineitems 
@@ -745,6 +771,12 @@ function AcqLiTable() {
         }
         return li;
     }
+
+    this.storedLiSelection = function() {
+        return JSON2js(checkBoxStorage.getItem(
+            'eg.acq.piclist.selected') || "{}");
+    }
+
     
     /**
      * Inserts a single lineitem into the growing table of lineitems
@@ -768,7 +800,26 @@ function AcqLiTable() {
             }
         }
 
-        self.selectors.push(dojo.query('[name=selectbox]', row)[0]);
+        var liSelector = dojo.query('[name=selectbox]', row)[0];
+        self.selectors.push(liSelector);
+
+        // when selecting a lineitem, add it to the stored list
+        // of selected lineitems
+        liSelector.onclick = function() {
+            var fromStore = self.storedLiSelection();
+            if (this.checked) {
+                fromStore[li.id()] = true;
+            } else {
+                delete fromStore[li.id()];
+            }
+            checkBoxStorage.setItem(
+                'eg.acq.piclist.selected', js2JSON(fromStore));
+        };
+
+        // if a lineitem is in the set of selected lineitems,
+        // set the selector input to checked on page load.
+        var fromStore = self.storedLiSelection();
+        if (fromStore[li.id()]) liSelector.checked = true;
 
         // sort the lineitem notes on edit_time
         if(!li.lineitem_notes()) li.lineitem_notes([]);
-- 
2.11.0