From 5da1012718c7a69c93ad1cc6a04aa4884902b21a Mon Sep 17 00:00:00 2001
From: Corban-Lee Jones <corbz.jones@gmail.com>
Date: Sun, 27 Oct 2024 00:13:26 +0100
Subject: [PATCH] custom select to replace select-2

it's called 'corbz-select' because I suck at naming things
---
 apps/home/static/home/js/tabs/subs.js        |  12 ++
 apps/home/static/home/scss/index.scss        | 122 ++++++++++++++
 apps/home/templates/home/modals/editSub.html |   8 +-
 static/js/base.js                            | 168 ++++++++++++++++++-
 4 files changed, 305 insertions(+), 5 deletions(-)

diff --git a/apps/home/static/home/js/tabs/subs.js b/apps/home/static/home/js/tabs/subs.js
index c4dcce3..515773b 100644
--- a/apps/home/static/home/js/tabs/subs.js
+++ b/apps/home/static/home/js/tabs/subs.js
@@ -264,6 +264,12 @@ async function loadSubModalOptions($input, url) {
 
     // Re-enable input
     $input.prop("disabled", false);
+
+    // Re-init the component
+    if ($input.next('.corbz-select-container').length) {
+        $input.next('.corbz-select-container').remove();
+        $input.initCorbzSelect();
+    }
 }
 
 // Channel options aren't loaded from an API, like other options.
@@ -288,6 +294,12 @@ async function loadChannelOptions() {
     })
 
     $input.prop("disabled", false);
+
+    // Re-init the component
+    if ($input.next('.corbz-select-container').length) {
+        $input.next('.corbz-select-container').remove();
+        $input.initCorbzSelect();
+    }
 }
 
 
diff --git a/apps/home/static/home/scss/index.scss b/apps/home/static/home/scss/index.scss
index 73e0136..4c77870 100644
--- a/apps/home/static/home/scss/index.scss
+++ b/apps/home/static/home/scss/index.scss
@@ -35,3 +35,125 @@
     &:disabled, &.disabled { color: var(--bs-secondary-color) }
 
 }
+
+
+// Custom Select Component
+
+.corbz-select {
+
+}
+
+.corbz-select-container {
+
+    position: relative;
+    display: block;
+    appearance: none;
+    width: 100%;
+    font-size: 1rem;
+    line-height: 1.5;
+    font-weight: 400;
+    color: var(--bs-body-color);
+    background-color: var(--bs-body-bg);
+    background-clip: padding-box;
+    border: var(--bs-border-width) solid var(--bs-border-color);
+    border-radius: var(--bs-border-radius-sm);
+
+    &.active {
+        border-radius: var(--bs-border-radius-sm) var(--bs-border-radius-sm) 0 0;
+    }
+
+    .corbz-select-selected {
+
+        width: 100%;
+        max-width: 100%;
+        text-wrap: nowrap;
+        overflow: hidden;
+        text-overflow: ellipsis;
+        height: 100%;
+        padding: 0.375rem 0.75rem;
+        cursor: pointer;
+
+    }
+
+    .corbz-select-dropdown {
+
+        display: none;
+        position: absolute;
+        top: 100%;
+        left: 0;
+        width: calc(100% + 2.25px);
+        transform: translateX(-1px);
+        background-color: var(--bs-body-bg);
+        border: 1px solid var(--bs-border-color);
+        border-radius: 0 0 var(--bs-border-radius-sm) var(--bs-border-radius-sm);
+        box-shadow: var(--bs-box-shadow);
+        max-height: 200px;
+        overflow-y: auto;
+        z-index: 1000;
+
+        .corbz-select-search {
+
+            // display: none;  // disabled for now
+            width: 100%;
+            padding: 0.375rem 0.75rem;
+            background: none;
+            border: none;
+            border-bottom: 1px solid var(--bs-border-color);
+            outline: none;
+            
+        }
+        
+        .corbz-select-option {
+
+            padding: 0.375rem 0.75rem;
+            cursor: pointer;
+
+            &:hover { background-color: var(--bs-tertiary-bg); }
+            &.active {
+
+                color: var(--bs-white);
+                background-color: var(--bs-primary);
+
+            }
+
+            // Multi-select versions
+            > .corbz-option-checkbox {
+
+                --bs-form-check-bg-image: none;
+
+                width: 1rem;
+                height: 1rem;
+                appearance: none;
+                background-color: var(--bs-body-bg);
+                background-image: var(--bs-form-check-bg-image);
+                background-repeat: no-repeat;
+                background-position: center;
+                background-size: contain;
+                border: var(--bs-border-width) solid var(--bs-border-color);
+                border-radius: var(--bs-border-radius-sm);
+                vertical-align: middle;
+
+                &:checked {
+
+                    
+                    --bs-form-check-bg-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e");
+                    background-color: var(--bs-primary);
+                    border-color: var(--bs-primary);
+
+                }
+
+            }
+
+            > span {
+
+                display: inline-block;
+                vertical-align: middle;
+                margin-left: 0.75rem;
+
+            }
+
+        }
+
+    }
+
+}
diff --git a/apps/home/templates/home/modals/editSub.html b/apps/home/templates/home/modals/editSub.html
index 4fc96f1..c9f0624 100644
--- a/apps/home/templates/home/modals/editSub.html
+++ b/apps/home/templates/home/modals/editSub.html
@@ -29,7 +29,7 @@
                         <div class="col-lg-6 pe-lg-4">
                             <div class="mb-4">
                                 <label for="subMessageStyle" class="form-label">Message Style</label>
-                                <select name="subMessageStyle" id="subMessageStyle" class="select-2" data-field="message_style" data-default="firstOption" tabindex="3">
+                                <select name="subMessageStyle" id="subMessageStyle" class="corbz-select" data-field="message_style" data-default="firstOption" tabindex="3">
                                 </select>
                                 <div class="form-text">Appearance of delivered content.</div>
                             </div>
@@ -44,21 +44,21 @@
                         <div class="col-lg-6 pe-lg-4">
                             <div class="mb-4">
                                 <label for="subChannels" class="form-label">Channels</label>
-                                <select name="subChannels" id="subChannels" class="select-2" multiple data-field="channels" tabindex="5"></select>
+                                <select name="subChannels" id="subChannels" class="corbz-select" multiple data-field="channels" tabindex="5"></select>
                                 <div class="form-text">Send content to these channels.</div>
                             </div>
                         </div>
                         <div class="col-lg-6 ps-lg-4">
                             <div class="mb-4">
                                 <label for="subFilters" class="form-label">Filters</label>
-                                <select name="subFilters" id="subFilters" class="select-2" multiple data-field="filters" tabindex="6"></select>
+                                <select name="subFilters" id="subFilters" class="corbz-select" multiple data-field="filters" tabindex="6"></select>
                                 <div class="form-text">Filter out unwanted content.</div>
                             </div>
                         </div>
                         <div class="col-lg-6 pe-lg-4">
                             <div class="mb-4 mb-lg-0">
                                 <label for="subUniqueRules" class="form-label">Uniqueness Rules</label>
-                                <select name="subUniqueRules" id="subUniqueRules" class="select-2" multiple required data-field="unique_rules" tabindex="7"></select>
+                                <select name="subUniqueRules" id="subUniqueRules" class="corbz-select" multiple required data-field="unique_rules" tabindex="7"></select>
                                 <div class="form-text">Rules on telling content apart.</div>
                             </div>
                         </div>
diff --git a/static/js/base.js b/static/js/base.js
index 2cda09c..2d5d22b 100644
--- a/static/js/base.js
+++ b/static/js/base.js
@@ -82,6 +82,10 @@ $(document).ready(function() {
         });
     });
 
+    $(".corbz-select").each(function() {
+        $(this).initCorbzSelect();
+    });
+
     $.notify.addStyle("bootstrap", {
         html: 
             '<div class="toast mt-3 overflow-hidden" role="alert">' +
@@ -102,4 +106,166 @@ $(document).ready(function() {
 
     // Load theme
     initThemeChoice();
-});
\ No newline at end of file
+});
+
+// Custom Select Jquery
+(($) => {
+    function initCorbzSelect() {
+        const defaultSelectedHtml = "&nbsp;";
+
+        const updateSelectedDisplay = ($select, $selected, $dropdown, settings) => {
+            const values = $select.val() || [];
+            const names = [];
+
+            // Update names based on values
+            $select.find("option").each(function() {
+                if (values.includes($(this).val())) {
+                    names.push($(this).text());
+                }
+            });
+
+            console.log(JSON.stringify(names))
+
+            const len = values.length;
+            const total = $select.find("option").length;
+
+            if (len === 0) { $selected.html(defaultSelectedHtml); }
+            else if (len === total) {$selected.text("All Selected")}
+            else if (len > 3) { $selected.text(`${values.length} Selected`); }
+            else { $selected.text(names.join(", ")); }
+
+            if (!settings.multiple) {
+                $dropdown.find(".corbz-select-option").removeClass("active").each(function() {
+                    if (names.includes($(this).data("name"))) {
+                        $(this).addClass("active");
+                    }
+                });
+            }
+
+            $dropdown.find(".corbz-option-checkbox").each(function() {
+                $(this).prop("checked", values.includes($(this).val()));
+            });
+
+        }
+
+        this.each(function() {
+            // The original select element, this will be hidden and replaced
+            // with the custom input 'container'
+            const $select = $(this);
+
+            // The custom input to replace the original select
+            const $container = $('<div class="corbz-select-container">');
+
+            // Contains text indicating the 'selected' options, acts as a
+            // button to open the dropdown.
+            const $selected = $('<div class="corbz-select-selected">');
+            $selected.html(defaultSelectedHtml);
+
+            // The dropdown box when accessing the container
+            const $dropdown = $('<div class="corbz-select-dropdown">');
+
+            // Search input to filter the dropdown results
+            const $search = $('<input type="text" class="corbz-select-search" placeholder="Search ...">');
+
+            const settings = {
+                id: $select.prop("id"),
+                multiple: $select.prop("multiple"),
+                required: $select.prop("required"),
+                disabled: $select.prop("disabled"),
+                minResultsForSearch: 5
+            }
+
+            // Add custom elements to the DOM
+            $dropdown.prepend($search);
+            $container.append($selected).append($dropdown);
+            $select.hide().after($container);
+
+            // Show/Hide the dropdown when clicking the custom input
+            $selected.on("click", function(event) {
+                event.stopPropagation();
+                $('.corbz-select-dropdown').not($dropdown).hide();
+                $dropdown.toggle();
+                $container.toggleClass("active", $dropdown.is(":visible"));
+            });
+
+            // Hide dropdown if clicking outside
+            $(document).on('click', function() {
+                $dropdown.hide();
+                $container.removeClass("active");
+
+                // Reset search filtering
+                $search.val("");
+                $search.trigger("keyup");
+            });
+
+            // Use or hide search
+            $search.toggle($select.find("option").length > settings.minResultsForSearch);
+
+            // Prevent closing the dropdown when selecting the search input
+            $search.on("click", function (event) { event.stopPropagation(); });
+
+            // Search to filter through options
+            $search.on("keyup", function () {
+                const searchValue = $(this).val().toLowerCase();
+                $dropdown.find(".corbz-select-option").each(function() {
+                    const optionText = $(this).text().toLowerCase();
+                    $(this).toggle(optionText.includes(searchValue))
+                })
+            });
+
+            const updateSelectedDisplayWrapper = () => {
+                updateSelectedDisplay($select, $selected, $dropdown, settings)
+            }
+
+            $select.find("option").each(function() {
+                const $option = $('<div class="corbz-select-option">');
+                $option.data("name", $(this).text());
+                $option.data("value", $(this).val());
+    
+                if (!settings.multiple) {
+                    $option.text($(this).text());
+                    $option.on("click", function() {
+                        $dropdown.hide();
+                        $container.removeClass("active");
+                        $select.val($option.data("value"));
+                        updateSelectedDisplayWrapper();
+                    });
+                }
+                else {
+                    const $checkbox = $(`<input type="checkbox" name="${settings.id}" class="corbz-option-checkbox" value="${$(this).val()}">`).val($(this).val());
+                    const $label = $("<span>").text($(this).text());
+                    $option.prepend($checkbox).append($label);
+                    $option.on("click", function(event) {
+                        event.stopPropagation();
+
+                        // Handle if the user clicked inside the checkbox itself
+                        if (!$(event.target).hasClass("corbz-option-checkbox")) {
+                            $checkbox.prop("checked", !$checkbox.prop("checked"));
+                        }
+
+                        const selectedElems = $dropdown.find(`input[type="checkbox"][name="${settings.id}"]:checked`).map(function() {
+                            return $(this).closest(".corbz-select-option");
+                        });
+
+                        // Get and internally set the selected values
+                        const selectedVals = selectedElems.map(function() {
+                            return this.data("value");
+                        });
+                        $select.val(selectedVals).trigger("change");
+
+                        updateSelectedDisplayWrapper();
+                    });
+                }
+
+                $dropdown.append($option)
+            });
+
+            // Initialize display, and detect future changes
+            updateSelectedDisplayWrapper();
+            $select.on("change", updateSelectedDisplayWrapper);
+        });
+    }
+
+    $.fn.initCorbzSelect = initCorbzSelect;
+
+})(jQuery);