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| 1 | +import { EventHandler } from "./bootstrap-helper"; |
| 2 | + |
| 3 | +// WeakMap for better garbage collection |
| 4 | +const tooltipInstances = new WeakMap(); |
| 5 | +const t2 = []; |
| 6 | +let isInitialized = false; |
| 7 | +window.tooltipInstances = tooltipInstances; // Expose for debugging |
| 8 | +window.t2 = t2; // Expose for debugging |
| 9 | + |
| 10 | +function getOrCreateTooltipInstance(triggerEl, contentEl) { |
| 11 | + if (!tooltipInstances.has(triggerEl)) { |
| 12 | + const popperInstance = new bootstrap.Popover(triggerEl, contentEl, { |
| 13 | + placement: "right", |
| 14 | + modifiers: [ |
| 15 | + { |
| 16 | + name: "flip", |
| 17 | + options: { |
| 18 | + fallbackPlacements: ["bottom", "left"], |
| 19 | + }, |
| 20 | + }, |
| 21 | + { |
| 22 | + name: "offset", |
| 23 | + options: { |
| 24 | + offset: [0, 8], |
| 25 | + }, |
| 26 | + }, |
| 27 | + ], |
| 28 | + }); |
| 29 | + console.log("Creating tooltip instance for:", triggerEl, popperInstance); |
| 30 | + tooltipInstances.set(triggerEl, popperInstance); |
| 31 | + t2.push(popperInstance); |
| 32 | + } |
| 33 | + return tooltipInstances.get(triggerEl); |
| 34 | +} |
| 35 | + |
| 36 | +function showTooltip(triggerEl) { |
| 37 | + const contentEl = triggerEl.nextElementSibling; |
| 38 | + if ( |
| 39 | + !contentEl || |
| 40 | + !contentEl.hasAttribute("role") || |
| 41 | + contentEl.getAttribute("role") !== "tooltip" |
| 42 | + ) { |
| 43 | + return; |
| 44 | + } |
| 45 | + |
| 46 | + const popperInstance = getOrCreateTooltipInstance(triggerEl); |
| 47 | + triggerEl.setAttribute("aria-expanded", "true"); |
| 48 | + console.log(popperInstance); |
| 49 | + popperInstance.setOptions && |
| 50 | + popperInstance.setOptions(options => ({ |
| 51 | + ...options, |
| 52 | + modifiers: [ |
| 53 | + ...options.modifiers, |
| 54 | + { name: "eventListeners", enabled: true }, |
| 55 | + ], |
| 56 | + })); |
| 57 | + |
| 58 | + // Update position after showing |
| 59 | + popperInstance.update(); |
| 60 | +} |
| 61 | + |
| 62 | +function hideTooltip(triggerEl) { |
| 63 | + triggerEl.setAttribute("aria-expanded", "false"); |
| 64 | + |
| 65 | + // Disable the event listeners |
| 66 | + if (!getOrCreateTooltipInstance(triggerEl).setOptions) return; |
| 67 | + getOrCreateTooltipInstance(triggerEl).setOptions(options => ({ |
| 68 | + ...options, |
| 69 | + modifiers: [ |
| 70 | + ...options.modifiers, |
| 71 | + { name: "eventListeners", enabled: false }, |
| 72 | + ], |
| 73 | + })); |
| 74 | +} |
| 75 | + |
| 76 | +function tryGetTriggerElement(element) { |
| 77 | + return element.closest ? element.closest(".uds-tooltip") : element; |
| 78 | +} |
| 79 | + |
| 80 | +function isTooltipTrigger(element) { |
| 81 | + return ( |
| 82 | + element?.classList?.contains("uds-tooltip") && |
| 83 | + element.nextElementSibling?.getAttribute("role") === "tooltip" |
| 84 | + ); |
| 85 | +} |
| 86 | + |
| 87 | +// Event delegation handlers |
| 88 | +function handleShowEvent(event) { |
| 89 | + const triggerEl = tryGetTriggerElement(event.target); |
| 90 | + if (!isTooltipTrigger(triggerEl)) return; |
| 91 | + |
| 92 | + // Handle specific event conditions |
| 93 | + if (event.type === "keypress") { |
| 94 | + if (!(event.charCode === 32 || event.key === "Enter")) return; |
| 95 | + } |
| 96 | + |
| 97 | + showTooltip(triggerEl); |
| 98 | +} |
| 99 | + |
| 100 | +function handleHideEvent(event) { |
| 101 | + const triggerEl = tryGetTriggerElement(event.target); |
| 102 | + if (!isTooltipTrigger(triggerEl)) return; |
| 103 | + |
| 104 | + // Handle specific event conditions |
| 105 | + if (event.type === "mouseleave") { |
| 106 | + if (triggerEl === document.activeElement) return; |
| 107 | + } |
| 108 | + |
| 109 | + if (event.target !== triggerEl) return; |
| 110 | + hideTooltip(triggerEl); |
| 111 | +} |
| 112 | + |
| 113 | +function handleEscapeKey(event) { |
| 114 | + if (event.key === "Escape") { |
| 115 | + const triggerEl = tryGetTriggerElement(event.target); |
| 116 | + if (!isTooltipTrigger(triggerEl)) return; |
| 117 | + hideTooltip(triggerEl); |
| 118 | + } |
| 119 | +} |
| 120 | + |
| 121 | +function initTooltips() { |
| 122 | + if (isInitialized) return; |
| 123 | + |
| 124 | + // Check if tooltips exist before setting up listeners |
| 125 | + const hasTooltips = document.querySelector( |
| 126 | + '.uds-tooltip-container .uds-tooltip + [role="tooltip"]' |
| 127 | + ); |
| 128 | + if (!hasTooltips) return; |
| 129 | + |
| 130 | + // Event delegation - single listeners for all tooltips |
| 131 | + document.addEventListener("mouseenter", handleShowEvent, true); |
| 132 | + document.addEventListener("focus", handleShowEvent, true); |
| 133 | + document.addEventListener("keypress", handleShowEvent, true); |
| 134 | + |
| 135 | + document.addEventListener("mouseleave", handleHideEvent, true); |
| 136 | + document.addEventListener("blur", handleHideEvent, true); |
| 137 | + document.addEventListener("keydown", handleEscapeKey, true); |
| 138 | + |
| 139 | + isInitialized = true; |
| 140 | +} |
| 141 | + |
| 142 | +function destroyTooltips() { |
| 143 | + if (!isInitialized) return; |
| 144 | + |
| 145 | + // Remove event listeners |
| 146 | + document.removeEventListener("mouseenter", handleShowEvent, true); |
| 147 | + document.removeEventListener("focus", handleShowEvent, true); |
| 148 | + document.removeEventListener("keypress", handleShowEvent, true); |
| 149 | + document.removeEventListener("mouseleave", handleHideEvent, true); |
| 150 | + document.removeEventListener("blur", handleHideEvent, true); |
| 151 | + document.removeEventListener("keydown", handleEscapeKey, true); |
| 152 | + |
| 153 | + // Clear instances - WeakMap will handle garbage collection |
| 154 | + if (tooltipInstances.clear) { |
| 155 | + tooltipInstances.clear(); |
| 156 | + } |
| 157 | + |
| 158 | + isInitialized = false; |
| 159 | +} |
| 160 | + |
| 161 | +EventHandler.on(window, "load.uds.tooltips", initTooltips); |
| 162 | + |
| 163 | +export { initTooltips, destroyTooltips }; |
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