taggedjs/js/tag/update/tryUpdateToTag.function.js

tagged template reactive html

import { BasicTypes } from '../ValueTypes.enum.js';
import { isTagComponent } from '../../isInstance.js';
import { getNewGlobal } from './getNewGlobal.function.js';
import { handleStillTag } from './handleStillTag.function.js';
/** result is an indication to ignore further processing but that does not seem in use anymore */
export function tryUpdateToTag(contextItem, newValue, // newValue
ownerSupport) {
    const isComp = isTagComponent(newValue);
    if (isComp) {
        if (contextItem.global === undefined) {
            getNewGlobal(contextItem);
        }
        contextItem.oldTagJsVar = contextItem.tagJsVar;
        contextItem.tagJsVar = newValue;
        prepareUpdateToComponent(newValue, contextItem, ownerSupport);
        return true;
    }
    // detect if previous value was a tag
    const global = contextItem.global;
    if (global) {
        contextItem.oldTagJsVar = contextItem.tagJsVar;
        contextItem.tagJsVar = newValue;
        // its html/dom based tag
        const support = contextItem.state.newest;
        if (support) {
            if (typeof (newValue) === BasicTypes.function) {
                return true;
            }
            handleStillTag(support, contextItem, newValue, ownerSupport);
            return true;
        }
    }
    if (contextItem.inputsHandler) {
        const props = ownerSupport.propsConfig;
        contextItem.inputsHandler(props);
    }
    ;
    newValue.processInit(newValue, contextItem, ownerSupport, contextItem.placeholder);
    contextItem.oldTagJsVar = contextItem.tagJsVar;
    contextItem.tagJsVar = newValue;
    return true;
}
function prepareUpdateToComponent(templater, contextItem, ownerSupport) {
    // When last value was not a component
    if (!contextItem.state.newest) {
        if (contextItem.inputsHandler) {
            const props = ownerSupport.propsConfig;
            contextItem.inputsHandler(props);
        }
        ;
        templater.processInit(templater, contextItem, ownerSupport, contextItem.placeholder);
        return;
    }
}
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