// animation speeds cause why not
const TYPING_SPEED = 60;
const ERASE_SPEED = 80;
const STATUS_UPDATE_INTERVAL = 60000; // 1min updates
const TIME_UPDATE_INTERVAL = 1; // 1ms updates (yeah its bad)

// status warning stuff
const LATENCY_WARNING_THRESHOLD = 500000;

// lazy group name mapping
const GROUP_NAMES = {
  4: "INFRASTRUCTURE",
  5: "SERVICES",
  6: "API",
};

// does the fancy typing animation for nav labels
// its way overcomplicated but whatever
function writeoutnavlabel(label) {
  if (label.getAttribute("data-animating") === "true") return;

  const text = label.getAttribute("data-text") || label.textContent;
  label.setAttribute("data-text", text);
  label.textContent = "";
  label.style.opacity = "1";
  label.setAttribute("data-animating", "true");

  let i = 0;
  let animationInterval = setInterval(() => {
    if (i < text.length) {
      label.textContent += text.charAt(i);
      i++;
    } else {
      clearInterval(animationInterval);
      label.setAttribute("data-animating", "false");
      const icon = label.closest(".nav-icon");
      if (icon) {
        icon.isAnimating = false;
        icon.hoverAnimationDone = true;
      }
    }
  }, TYPING_SPEED);

  label.setAttribute("data-animation-interval", animationInterval);
}

// erases the nav labels
// just as terrible as the typing but matches
function eraselabel(label) {
  if (label.getAttribute("data-animating") === "true") {
    const existingInterval = label.getAttribute("data-animation-interval");
    if (existingInterval) clearInterval(existingInterval);
  }

  label.setAttribute("data-animating", "true");

  let eraseInterval = setInterval(() => {
    const currentText = label.textContent;
    if (currentText.length > 0) {
      label.textContent = currentText.slice(0, -1);
    } else {
      clearInterval(eraseInterval);
      label.setAttribute("data-animating", "false");
      label.style.opacity = "0";
    }
  }, ERASE_SPEED);

  label.setAttribute("data-animation-interval", eraseInterval);
}

// we get the client info from the headers
// unclean but it works
function updateClientInfo() {
  fetch(window.location.href)
    .then((response) => {
      const clientInfo = response.headers.get("X-Client-Info");
      if (clientInfo) {
        // i hate http why does it do this
        // this is a hack to fix the weird  character that shows up
        const correctedInfo = clientInfo.replace(/Â?µs/g, "µs");
        document.querySelector(".location").textContent = correctedInfo;
      }
    })
    .catch((error) => {
      console.error("Error fetching X-Client-Info:", error);
    });
}

// updates the time display
// probably updates too much but eh
function updateTime() {
  const now = new Date();
  const timeString = now
    .toLocaleString("en-US", {
      month: "2-digit",
      day: "2-digit",
      year: "numeric",
      hour: "2-digit",
      minute: "2-digit",
      second: "2-digit",
      fractionalSecondDigits: 3,
      hour12: true,
    })
    .toUpperCase();
  document.getElementById("current-time").textContent = timeString;
}

// bunch of status helper functions for formatting and stuff
function calculateAverageUptime(services) {
  if (!services || services.length === 0) return 0;
  const totalUptime = services.reduce(
    (sum, service) => sum + service.online_24_hours,
    0,
  );
  return (totalUptime / services.length).toFixed(2);
}

function formatLatency(latency) {
  return (Math.round((latency / 1000) * 10) / 10).toFixed(1);
}

function formatUptime(uptime) {
  return uptime.toFixed(2);
}

function getStatusClass(service) {
  if (!service.online) return "status-offline";
  if (service.latency > LATENCY_WARNING_THRESHOLD) return "status-warning";
  return "status-online";
}

function getGroupName(groupId) {
  return GROUP_NAMES[groupId] || `GROUP ${groupId}`;
}

// builds all the html for status page
// groups everything by group_id cause organization
function createStatusHTML(services) {
  const groups = services.reduce((acc, service) => {
    const groupId = service.group_id;
    if (!acc[groupId]) acc[groupId] = [];
    acc[groupId].push(service);
    return acc;
  }, {});

  return Object.entries(groups)
    .map(
      ([groupId, groupServices]) => `
    <div class="status-group">
      <div class="subsection-title">${getGroupName(parseInt(groupId))}</div>
      ${groupServices
        .map(
          (service) => `
        <div class="status-item">
          <div class="entry" data-service="${service.permalink}">
            <span class="status-indicator ${getStatusClass(service)}"></span>
            <span class="service-name">${service.name.toUpperCase()}</span>
            <span class="service-status">${service.online ? "OPERATIONAL" : "OFFLINE"}</span>
          </div>
          <div class="status-details">
            <div class="status-metric">Latency: ${formatLatency(service.latency)}ms</div>
            <div class="status-metric">Uptime 24h: ${formatUptime(service.online_24_hours)}%</div>
            <div class="status-metric">7-day Uptime: ${formatUptime(service.online_7_days)}%</div>
          </div>
        </div>
      `,
        )
        .join("")}
    </div>
  `,
    )
    .join("");
}

// main status updater
// fetches and displays all service statuses
function updateStatus() {
  const statusContainer = document.getElementById("status-container");
  const averageUptimeElement = document.getElementById("average-uptime");

  fetch("https://status.elia.network/api/services")
    .then((response) => response.json())
    .then((data) => {
      statusContainer.innerHTML = createStatusHTML(data);
      const averageUptime = calculateAverageUptime(data);
      averageUptimeElement.textContent = `UPTIME ${averageUptime}%`;

      document.querySelectorAll(".status-item").forEach((item) => {
        item.addEventListener("click", function () {
          const details = this.querySelector(".status-details");
          details.classList.toggle("expanded");
        });
      });
    })
    .catch((error) => {
      statusContainer.innerHTML = `
        <div class="error-message">
          UNABLE TO FETCH STATUS DATA
          <div style="font-size: 0.8em; margin-top: 5px;">
            ${error.message}
          </div>
        </div>
      `;
      averageUptimeElement.textContent = "UPTIME ERROR";
    });
}

// handles expanding/collapsing project items
// closes others when opening new one
document.querySelectorAll(".project-item").forEach((item) => {
  item.addEventListener("click", function () {
    const content = this.querySelector(".project-content");
    const icon = this.querySelector(".expand-icon");

    document.querySelectorAll(".project-item").forEach((otherItem) => {
      if (otherItem !== item) {
        otherItem
          .querySelector(".project-content")
          .classList.remove("expanded");
        otherItem.querySelector(".expand-icon").textContent = "+";
      }
    });

    content.classList.toggle("expanded");
    icon.textContent = content.classList.contains("expanded") ? "−" : "+";
  });
});

// smooth scrolls to sections when clicking nav
// better than jumping around
document.querySelectorAll('a[href^="#"]').forEach((anchor) => {
  anchor.addEventListener("click", function (e) {
    e.preventDefault();
    document.querySelector(this.getAttribute("href")).scrollIntoView({
      behavior: "smooth",
    });
  });
});

// handles active nav icon updates on scroll
// shows which section youre looking at
window.addEventListener("scroll", () => {
  let current = "";
  document.querySelectorAll("section").forEach((section) => {
    const sectionTop = section.offsetTop;
    if (scrollY >= sectionTop - 60) {
      current = section.getAttribute("id");
    }
  });

  document.querySelectorAll(".nav-icon").forEach((icon) => {
    const label = icon.querySelector(".nav-label");
    const isCurrentSection = icon.getAttribute("href") === `#${current}`;
    const wasActive = icon.classList.contains("active");

    if (isCurrentSection && !wasActive) {
      icon.classList.add("active");
      label.style.opacity = "1";
      if (!icon.isAnimating && !icon.hoverAnimationDone) {
        writeoutnavlabel(label);
        icon.hoverAnimationDone = true;
      }
    } else if (!isCurrentSection && wasActive) {
      icon.classList.remove("active");
      if (!icon.isAnimating) {
        eraselabel(label);
        icon.isAnimating = false;
        icon.hoverAnimationDone = false;
      }
    }
  });
});

// nav icon hover stuff
// does the typing animation when hovering
document.querySelectorAll(".nav-icon").forEach((icon) => {
  icon.hoverAnimationDone = false;
  icon.isAnimating = false;

  icon.addEventListener("mouseenter", () => {
    if (!icon.classList.contains("active") && !icon.isAnimating) {
      const label = icon.querySelector(".nav-label");
      writeoutnavlabel(label);
      icon.isAnimating = true;
    }
  });

  icon.addEventListener("mouseleave", () => {
    if (!icon.classList.contains("active")) {
      const label = icon.querySelector(".nav-label");
      eraselabel(label);
      icon.isAnimating = false;
      icon.hoverAnimationDone = false;
    }
  });

  icon.addEventListener("click", () => {
    const label = icon.querySelector(".nav-label");
    label.style.opacity = "1";
  });
});

// sets everything up when page loads
// starts all the intervals and stuff
document.addEventListener("DOMContentLoaded", () => {
  updateTime();
  setInterval(updateTime, TIME_UPDATE_INTERVAL);

  updateStatus();
  setInterval(updateStatus, STATUS_UPDATE_INTERVAL);

  updateClientInfo();

  const activeNavIcon = document.querySelector(".nav-icon.active");
  if (activeNavIcon) {
    const label = activeNavIcon.querySelector(".nav-label");
    if (label) writeoutnavlabel(label);
  }

  // fancy console log for style points
  console.log(
    "%cELIA.NETWORK",
    "color: #2a5a5a; font-size: 24px; font-weight: bold; text-shadow: 2px 2px 4px rgba(42, 90, 90, 0.3);",
  );
});