/*!
 * SAPUI5
 * Copyright (c) 2025 SAP SE or an SAP affiliate company. All rights reserved.
 */
import { NavigationTarget } from "../sinaNexTS/sina/NavigationTarget";
import { SearchResultSetItemAttribute } from "../sinaNexTS/sina/SearchResultSetItemAttribute";
import { SearchResultSetItemAttributeBase } from "../sinaNexTS/sina/SearchResultSetItemAttributeBase";
import { SearchResultSetItemAttributeGroup } from "../sinaNexTS/sina/SearchResultSetItemAttributeGroup";
import { Assembler } from "./assembler/Assembler";
import { createSubAttributeMap, isIcon, isText, parseTemplate } from "./util";

export function assembleAttributeWithNavigationTarget<T>(
    assembler: Assembler<T>,
    attribute: SearchResultSetItemAttributeBase
) {
    return assembleAttributesWithNavigationTarget(assembler, [attribute], attribute.defaultNavigationTarget);
}

export function assembleAttributesWithNavigationTarget<T>(
    assembler: Assembler<T>,
    attributes: Array<SearchResultSetItemAttributeBase>,
    navigationTarget: NavigationTarget
) {
    // start icon
    const iconAttribute = attributes
        .flatMap((attribute) => attribute.getSubAttributes())
        .find((attribute) => isIcon(attribute));
    const icon = iconAttribute?.value;
    // end icon
    const endIconAttribute = attributes
        .flatMap((attribute) => attribute.getSubAttributes())
        .reverse()
        .find((attribute) => isIcon(attribute));
    let endIcon: string;
    if (endIconAttribute && endIconAttribute !== iconAttribute) {
        endIcon = endIconAttribute.value;
    }
    // text
    const text = attributes.map((attribute) => getAttributeText(attribute)).join(" ");
    // create searchlink
    assembler.addLink({
        navigationTarget: navigationTarget,
        icon: icon,
        endIcon: endIcon,
        text: text,
    });
}

function getAttributeText(attribute: SearchResultSetItemAttributeBase): string {
    if (attribute instanceof SearchResultSetItemAttribute) {
        return getSimpleAttributeText(attribute as SearchResultSetItemAttribute);
    } else {
        return getGroupAttributeText(attribute as SearchResultSetItemAttributeGroup);
    }
}

function getSimpleAttributeText(attribute: SearchResultSetItemAttribute): string {
    return isText(attribute) ? attribute.valueHighlighted : "";
}

function getGroupAttributeText(attribute: SearchResultSetItemAttributeGroup): string {
    const parts = parseTemplate((attribute as SearchResultSetItemAttributeGroup).template);
    const textParts = [];
    const subAttributeMap = createSubAttributeMap(attribute as SearchResultSetItemAttributeGroup);
    let subAttribute: SearchResultSetItemAttributeBase;
    for (const part of parts) {
        switch (part.type) {
            case "string":
                textParts.push(part.value);
                break;
            case "placeholder":
                subAttribute = subAttributeMap[part.value];
                if (subAttribute) {
                    textParts.push(getAttributeText(subAttribute));
                }
                break;
        }
    }
    return textParts.join("");
}