import { errorMessage, successMessage } from "../generalTools";
import path from "path";
import { Tools } from "../tools";

export class Image {
    constructor(global) {
        this.global = global;
        this.tools = new Tools();
    }

    // 将指定的文件夹复制到四个文件夹中
    async OneSplitFour(value) {
        try {
            value = JSON.parse(value);
            let count = value[1];
            let data = value[0];
            // 先创建输出文件
            if (count <= 1) {
                throw new Error("可选择的图片的数量必须大于1");
            }
            for (let i = 1; i < count; i++) {
                let out_folder = path.join(this.global.config.project_path, `tmp/output_crop_0000${i + 1}`);
                // 判断当前的文件夹是不是存在，存在删除
                let isH = await this.tools.checkExists(out_folder);
                if (isH) {
                    await this.tools.deleteFileOrDirectory(out_folder);
                }
                await this.tools.checkFolderExistsOrCreate(out_folder)
            }
            for (let i = 0; i < data.length; i++) {
                const element = data[i];
                let subImagePath = element.subImagePath;
                for (let j = 1; j < count; j++) {
                    let out_file = path.join(this.global.config.project_path, `tmp/output_crop_0000${j + 1}/${element.name}`);
                    if (subImagePath[j] && subImagePath[j].startsWith("file")) {
                        subImagePath[j] = subImagePath[j].replace("file://", "");
                        subImagePath[j] = subImagePath[j].replace(/\?time=.*$/, '');
                    }
                    await this.tools.copyFileOrDirectory(subImagePath[j], out_file);
                }
            }
            return successMessage("拆分成功");

        } catch (error) {
            return errorMessage(error.message);
        }
    }
}