init-js-components

Development

Initialize and use PrestaShop's global JS components via initComponents(). Covers TranslatableInput, ChoiceTree, TinyMCEEditor, TaggableField, and all other available components. Components activate based on data-* attributes in the DOM. Trigger: "initialize components for {Domain}", "enable components for {Domain}", "add components to {Domain} form".

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init-js-components

Read @.ai/Component/Javascript/CONTEXT.md for the full component list and initialization pattern.

How initComponents works

window.prestashop.component.initComponents([
  'TranslatableInput',
  'TinyMCEEditor',
]);

Components are registered on window.prestashop.component
initComponents creates instances and stores them in window.prestashop.instance
Components activate automatically by scanning the DOM for matching data-* attributes
Only initialize components the page actually uses

Common form components

TranslatableInput / TranslatableField

For multilingual fields. The Symfony TranslatableType renders the DOM with proper data-* attributes; this component adds the language tab switching UI.

TinyMCEEditor

For rich text fields (FormattedTextareaType). Initializes the WYSIWYG editor on matching textareas.

ChoiceTree

For hierarchical selectors (categories, groups). Call .enableAutoCheckChildren() if parent selection should auto-select children.

new window.prestashop.component.ChoiceTree('#category-tree-selector').enableAutoCheckChildren();

TaggableField

For tag inputs with autocomplete. Used with TaggableType form type.

EntitySearchInput

For autocomplete search fields that reference other entities (e.g. search for a product by name).

GeneratableInput

For fields auto-generated from another (e.g. URL slug from name). Uses TextToLinkRewriteCopier pattern.

MultistoreConfigField / ModifyAllShopsCheckbox

For multistore-scoped configuration fields. Shows per-shop override controls.

FormFieldToggler / DisablingSwitch

For conditional field visibility — shows/hides fields based on another field's value.

Full component catalogue

Component	Purpose
`TranslatableField` / `TranslatableInput`	Multilingual input with language tabs
`TinyMCEEditor`	Rich text editor
`TaggableField`	Tag input with autocomplete
`ChoiceTable` / `MultipleChoiceTable`	Checkbox/radio table selection
`ChoiceTree`	Hierarchical tree selector (categories, groups)
`EntitySearchInput`	Autocomplete entity search
`GeneratableInput`	Auto-generate from another field (e.g. slug from name)
`ColorPicker`	Color selection input
`DateRange`	Date range picker
`DeltaQuantityInput`	Quantity change input (stock)
`DisablingSwitch`	Toggle that disables related fields
`FormFieldToggler`	Show/hide fields based on another field's value
`TextWithLengthCounter` / `TextWithRecommendedLengthCounter`	Character count display
`CountryStateSelectionToggler` / `CountryDniRequiredToggler`	Country-dependent field logic
`MultistoreConfigField`	Multistore-scoped config field
`ModifyAllShopsCheckbox`	"Apply to all shops" checkbox
`PreviewOpener`	Preview popup
`Grid`	Grid component (see grid extensions)
`Router`	FOS JS router integration
`EventEmitter`	Cross-component event communication
`IframeClient`	Iframe communication

Pass only the names the page actually needs to initComponents([...]) — don't load the whole catalogue.

Using components directly (without initComponents)

Some components can be instantiated directly for more control:

const choiceTree = new window.prestashop.component.ChoiceTree(selector);
choiceTree.enableAutoCheckChildren();

Custom components

Modules can register custom components:

EventEmitter.on('PSComponentsInitiated', () => {
  window.prestashop.component.MyCustomComponent = MyCustomComponent;
});

Rules

Conventions (jQuery ready pattern, direct instantiation, EventEmitter module registration) are in Javascript/CONTEXT.md. Skill-specific reminders:

Only initialize components the page needs — don't load everything
Components rely on DOM data-* attributes rendered by Symfony form types — they are not standalone
initComponents is called once at page load — no need to call it again after DOM changes