const models = require('../models');
const translate = require('../config/translate');
const meta = require('../config/meta');

let tags = [
  "animal",
  "scenery",
  "people",
  "life",
  "plant",
  "girl",
  "flower",
  "fantasy",
  "data_good",
  "mandala",
  "food",
  "special_date",
  "nature",
  "cat",
  "landscape",
  "dog",
  "countryside",
  "forest",
  "ban",
  "flowers",
  "bird",
  "river",
  "mountains",
  "snow",
  "recommend",
  "winter",
  "house",
  "village",
  "heart",
  "Christmas",
  "garden",
  "butterfly",
  "fashion",
  "summer",
  "farm",
  "boy",
  "place",
  "sea",
  "culture",
  "car",
  "horse",
  "lake",
  "autumn",
  "tree",
  "building",
  "wild",
  "woman",
  "room",
  "park",
  "ocean",
  "meadow",
  "rabbit",
  "family",
  "patterns",
  "home",
  "mountain",
  "halloween",
  "bridge",
  "friends",
  "city",
  "baby",
  "sunset",
  "simple",
  "boat",
  "window",
  "plants",
  "man",
  "trees",
  "fruit",
  "rose",
  "vacation",
  "evening",
  "castle",
  "snowman",
  "street",
  "tiger",
  "grass",
  "lady",
  "child",
  "vintage",
  "holiday",
  "pasture",
  "deer",
  "sweet",
  "night",
  "beach",
  "travel",
  "dress",
  "fish",
  "couple",
  "view",
  "fairy",
  "harvest",
  "yard",
  "sky",
  "toys",
  "wildflowers",
  "love",
  "pumpkin",
  "water",
  "transportation",
  "birds",
  "rocks",
  "famous",
  "downtown",
  "ice",
  "bear",
  "spring",
  "road",
  "wolf",
  "unicorn",
  "lion",
  "stone",
  "magic",
  "cake",
  "book",
  "furniture",
  "children",
  "fox",
  "cartoon",
  "duck",
  "owl",
  "squirrel",
  "sport",
  "angel",
  "cub",
  "decorations",
  "pond",
  "sheep",
  "fence",
  "interior",
  "coastline",
  "beauty",
  "chicken",
  "train",
  "mermaid",
  "history",
  "moon",
  "picnic",
  "bedroom",
  "blooming",
  "sunflower",
  "mystery",
  "lovers",
  "stairs",
  "walk",
  "jungle",
  "livingroom",
  "thanksgiving",
  "kingdom",
  "mother and daughter",
  "domestic",
  "mother",
  "lotus",
  "dragon",
  "panda",
  "pet",
  "cottage",
  "tea",
  "coast",
]

function getRandomDarkColor() {
  // 生成 0 到 127 之间的随机整数，因为较深的颜色分量值较低
  const r = Math.floor(Math.random() * 222);
  const g = Math.floor(Math.random() * 222);
  const b = Math.floor(Math.random() * 222);

  // 将 RGB 值转换为十六进制字符串
  const toHex = (num) => {
    const hex = num.toString(16);
    return hex.length === 1 ? `0${hex}` : hex;
  };

  // 返回 RGB 十六进制颜色字符串
  return `#${toHex(r)}${toHex(g)}${toHex(b)}`;
}

tags = tags.map(e => { return { tag: e, color: getRandomDarkColor() } });



let tagSeoMap = {};

async function getTagSeoTitle(tag, lang) {
  let item = tagSeoMap[tag];
  if (!item) {
    let doc = await models.TagSeo.findOne({ tag }).lean();
    if (doc) {
      try {
        doc.seoTitle = JSON.parse(doc.seoTitle);
        doc.seoDescription = JSON.parse(doc.seoDescription);
        tagSeoMap[tag] = doc;
        item = doc;
      } catch (e) {
        console.error(e.message);
      }
    }
  }
  if (item) {
    return tagSeoMap[tag].seoTitle[lang];
  } else {
    return `${tag} coloring pages | ${translate.printableColoringPage[lang]}`;
  }
}

async function getTagSeoDescription(tag, lang) {
  let item = tagSeoMap[tag];
  if (!item) {
    let doc = await models.TagSeo.findOne({ tag }).lean();
    if (doc) {
      try {
        doc.seoTitle = JSON.parse(doc.seoTitle);
        doc.seoDescription = JSON.parse(doc.seoDescription);
        tagSeoMap[tag] = doc;
        item = doc;
      } catch (e) {
        console.error(e.message);
      }
    }
  }
  if (item) {
    return tagSeoMap[tag].seoDescription[lang];
  } else {
    return meta.tagDescription[lang];
  }
}


module.exports = { tags, getTagSeoTitle, getTagSeoDescription };