import { AltSceneNode } from "../../altNodes/altMixins";

import { numToAutoFixed } from "../../common/numToAutoFixed";

import { commonPadding } from "../../common/commonPadding";

// Add padding if necessary!

// This must happen before Stack or after the Positioned, but not before.

export const flutterPadding = (node: AltSceneNode): string => {

if (!("layoutMode" in node)) {

return "";

}

const padding = commonPadding(node);

if (!padding) {

return "";

}

if ("all" in padding) {

return `padding: const EdgeInsets.all(${numToAutoFixed(padding.all)}), `;

}

// horizontal and vertical, as the default AutoLayout

if (

padding.horizontal + padding.vertical !== 0 &&

padding.top + padding.bottom + padding.left + padding.right === 0

) {

const propHorizontalPadding =

padding.horizontal > 0

? `horizontal: ${numToAutoFixed(padding.horizontal)}, `

: "";

const propVerticalPadding =

padding.vertical > 0

? `vertical: ${numToAutoFixed(padding.vertical)}, `

: "";

return `padding: const EdgeInsets.symmetric(${propHorizontalPadding}${propVerticalPadding}), `;

}

let comp = "";

// if left and right exists, verify if they are the same after [pxToLayoutSize] conversion.

if (padding.left) {

comp += `left: ${numToAutoFixed(padding.left)}, `;

}

if (padding.right) {

comp += `right: ${numToAutoFixed(padding.right)}, `;

}

if (padding.top) {

comp += `top: ${numToAutoFixed(padding.top)}, `;

}

if (padding.bottom) {

comp += `bottom: ${numToAutoFixed(padding.bottom)}, `;

}

if (comp !== "") {

return `padding: const EdgeInsets.only(${comp}), `;

}

return "";

};