const GITHUB_BASE_URL =
  "https://raw.githubusercontent.com/preview4r/AstroLens-Horoscope-Data-Storage/main";

const getCurrentDate = () => {
  const today = new Date();
  return today.toISOString().split("T")[0];
};

const decodeBase64UTF8 = (base64String) => {
  try {
    const binaryString = atob(base64String);

    const bytes = new Uint8Array(binaryString.length);
    for (let i = 0; i < binaryString.length; i++) {
      bytes[i] = binaryString.charCodeAt(i);
    }

    const decoder = new TextDecoder("utf-8");
    return decoder.decode(bytes);
  } catch (error) {
    console.error("Error decoding base64 UTF-8:", error);
    return null;
  }
};

export const fetchHoroscopeData = async (category, period) => {
  try {
    const currentDate = getCurrentDate();
    const fileName = `${category}_${period}.json`;
    const url = `https://api.github.com/repos/preview4r/AstroLens-Horoscope-Data-Storage/contents/data/${currentDate}/${fileName}`;

    const headers = {
      Accept: "application/vnd.github.v3+json",
    };
    
    if (window?.huggingface?.variables?.REACT_APP_GITHUB_TOKEN) {
      headers["Authorization"] = `token ${window?.huggingface?.variables?.REACT_APP_GITHUB_TOKEN}`;
    }

    console.log("Fetching from URL:", url);
    console.log(
      "Using token:",
      window?.huggingface?.variables?.REACT_APP_GITHUB_TOKEN ? "Yes" : "No"
    );

    const response = await fetch(url, { headers });

    console.log("Response status:", response.status);

    if (!response.ok) {
      throw new Error(
        `GitHub API error: ${response.status} - ${response.statusText}`
      );
    }

    const githubResponse = await response.json();

    if (githubResponse.content) {
      const cleanBase64 = githubResponse.content.replace(/\n/g, "");

      const decodedContent = decodeBase64UTF8(cleanBase64);

      if (!decodedContent) {
        throw new Error("Failed to decode base64 content");
      }

      const data = JSON.parse(decodedContent);
      console.log("Successfully loaded data:", data);
      return data;
    } else {
      throw new Error("No content in GitHub response");
    }
  } catch (error) {
    console.error("Error fetching horoscope data:", error);
    return null;
  }
};

export const fallbackHoroscopeContent = {
  overall: {
    today:
      "Today brings a harmonious blend of opportunities and challenges across all aspects of your life. Your natural instincts will guide you well.",
    week: "This week promises balanced growth in multiple areas. Trust your intuition as you navigate new experiences.",
    month:
      "A month of significant personal development awaits. Embrace change and new perspectives with confidence.",
    year: "This year marks a transformative period of growth, bringing profound insights and meaningful achievements.",
  },
  love: {
    today:
      "Love is in the air today! Your romantic side is highlighted, making it a perfect day for expressing your feelings.",
    week: "This week brings romantic opportunities and deepening connections with your loved ones.",
    month:
      "A month of passionate encounters and meaningful relationships awaits you.",
    year: "This year will be transformative for your love life, bringing lasting happiness.",
  },
  health: {
    today:
      "Your energy levels are high today. Focus on maintaining balance between work and rest.",
    week: "Pay attention to your physical wellbeing this week. Small changes can make big differences.",
    month:
      "This month emphasizes the importance of mental and physical health harmony.",
    year: "A year of wellness and vitality lies ahead. Make health your priority.",
  },
  relationship: {
    today:
      "Relationships flourish under today's cosmic energy. Communication is key to success.",
    week: "Strengthen your bonds with family and friends through meaningful conversations.",
    month:
      "Social connections expand this month, bringing new friendships and opportunities.",
    year: "Your social circle will grow significantly, enriching your life in unexpected ways.",
  },
  finance: {
    today:
      "Financial opportunities present themselves today. Stay alert for new possibilities.",
    week: "This week favors careful financial planning and smart investments.",
    month:
      "Money matters require attention this month. Budget wisely for future security.",
    year: "Financial growth and stability are highlighted throughout this year.",
  },
  fortune: {
    today:
      "Lucky energies surround you today. Trust your instincts and take calculated risks for unexpected rewards.",
    week: "Fortune favors the bold this week. Positive surprises and serendipitous encounters await.",
    month:
      "A month of abundance and good fortune unfolds. Opportunities align perfectly with your goals.",
    year: "This year brings remarkable luck and prosperity. Your efforts will be rewarded beyond expectations.",
  },
};