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// Main JavaScript for SpeciScan
document.addEventListener('DOMContentLoaded', function() {
// DOM Elements
const uploadForm = document.getElementById('upload-form');
const nameForm = document.getElementById('name-form');
const fileInput = document.getElementById('file-input');
const fileName = document.getElementById('file-name');
const uploadZone = document.getElementById('upload-zone');
const resultsContainer = document.getElementById('results');
const loadingOverlay = document.getElementById('loading-overlay');
// Handle drag and drop for file upload
uploadZone.addEventListener('dragover', function(e) {
e.preventDefault();
uploadZone.classList.add('dragover');
});
uploadZone.addEventListener('dragleave', function() {
uploadZone.classList.remove('dragover');
});
uploadZone.addEventListener('drop', function(e) {
e.preventDefault();
uploadZone.classList.remove('dragover');
if (e.dataTransfer.files.length) {
fileInput.files = e.dataTransfer.files;
updateFileName();
}
});
// Update file name display when file is selected
fileInput.addEventListener('change', updateFileName);
function updateFileName() {
if (fileInput.files.length > 0) {
fileName.textContent = fileInput.files[0].name;
uploadZone.classList.add('has-file');
} else {
fileName.textContent = '';
uploadZone.classList.remove('has-file');
}
}
// Handle image upload form submission
uploadForm.addEventListener('submit', function(e) {
e.preventDefault();
if (fileInput.files.length === 0) {
alert('Please select an image file.');
return;
}
const formData = new FormData();
formData.append('file', fileInput.files[0]);
// Show loading overlay
loadingOverlay.classList.add('active');
// Submit form data to server
fetch('/upload_image', {
method: 'POST',
body: formData
})
.then(response => {
if (!response.ok) {
throw new Error('Network response was not ok');
}
return response.json();
})
.then(data => {
// Hide loading overlay
loadingOverlay.classList.remove('active');
// Display results
displayResults(data);
})
.catch(error => {
// Hide loading overlay
loadingOverlay.classList.remove('active');
console.error('Error:', error);
alert('Error: ' + error.message);
});
});
// Handle species name form submission
nameForm.addEventListener('submit', function(e) {
e.preventDefault();
const formData = new FormData(nameForm);
// Show loading overlay
loadingOverlay.classList.add('active');
// Submit form data to server
fetch('/search_by_name', {
method: 'POST',
body: formData
})
.then(response => {
if (!response.ok) {
throw new Error('Network response was not ok');
}
return response.json();
})
.then(data => {
// Hide loading overlay
loadingOverlay.classList.remove('active');
// Display results
displayResults(data);
})
.catch(error => {
// Hide loading overlay
loadingOverlay.classList.remove('active');
console.error('Error:', error);
alert('Error: ' + error.message);
});
});
// Handle suggestion chips
const suggestionChips = document.querySelectorAll('.chip');
const speciesNameInput = nameForm.querySelector('input[name="species_name"]');
suggestionChips.forEach(chip => {
chip.addEventListener('click', function() {
const speciesName = this.getAttribute('data-species');
speciesNameInput.value = speciesName;
nameForm.dispatchEvent(new Event('submit'));
});
});
// Function to display results
function displayResults(data) {
// Scroll to results
resultsContainer.scrollIntoView({ behavior: 'smooth' });
// Check if we have valid data
if (data.error) {
resultsContainer.innerHTML = `
<div class="error-message">
<h2>Error</h2>
<p>${data.error}</p>
</div>
`;
resultsContainer.classList.add('active');
return;
}
// Extract data
const speciesData = data.species_data;
const images = data.images;
// Check if species data contains an error
if (speciesData.error) {
// If we have some basic information despite the error, display it with a notice
if (speciesData.title) {
let errorHtml = `
<div class="notice-message">
<p><i class="fas fa-exclamation-triangle"></i> ${speciesData.error}</p>
</div>
`;
// Build the complete HTML for limited results
const resultsHtml = `
<div class="species-header">
<img src="${images && images.length > 0 && !images[0].error
? images[0].url
: 'https://via.placeholder.com/300x250?text=No+Image+Available'}"
alt="${speciesData.title}" class="species-img">
<div class="species-details">
<h2>${speciesData.title}</h2>
<p class="scientific-name">${speciesData.title}</p>
${errorHtml}
<p>${speciesData.description || 'No description available.'}</p>
</div>
</div>
`;
// Update the results container and make it visible
resultsContainer.innerHTML = resultsHtml;
resultsContainer.classList.add('active');
return;
}
resultsContainer.innerHTML = `
<div class="error-message">
<h2>Error</h2>
<p>${speciesData.error}</p>
</div>
`;
resultsContainer.classList.add('active');
return;
}
// Build the classification table
let classificationHtml = '';
const classification = speciesData.classification;
for (const [rank, taxon] of Object.entries(classification)) {
if (taxon !== 'Unknown') {
classificationHtml += `
<tr>
<th>${capitalizeFirstLetter(rank)}</th>
<td>${taxon}</td>
</tr>
`;
}
}
// Build fun facts HTML
let funFactsHtml = '';
if (speciesData.fun_facts && speciesData.fun_facts.length > 0) {
speciesData.fun_facts.forEach(fact => {
funFactsHtml += `<li>${fact}</li>`;
});
} else {
funFactsHtml = '<li>No fun facts available.</li>';
}
// Build image gallery HTML
let galleryHtml = '';
if (images && images.length > 0) {
images.forEach(image => {
// Skip images with errors
if (image.error) return;
galleryHtml += `
<div class="gallery-item">
<img src="${image.thumb_url || image.url}" alt="${image.title}" class="gallery-img">
<div class="gallery-caption">
<p>${image.description || 'No description available'}</p>
<small>By: ${image.author}</small>
</div>
</div>
`;
});
} else {
galleryHtml = '<p>No images available.</p>';
}
// Get the main image from the first gallery image or use a placeholder
const mainImageUrl = images && images.length > 0 && !images[0].error
? images[0].url
: 'https://via.placeholder.com/300x250?text=No+Image+Available';
// Build the complete HTML for results
const resultsHtml = `
<div class="species-header">
<img src="${mainImageUrl}" alt="${speciesData.title}" class="species-img">
<div class="species-details">
<h2>${speciesData.title}</h2>
<p class="scientific-name">${speciesData.title}</p>
<p>${speciesData.description || 'No description available.'}</p>
</div>
</div>
<div class="species-info">
<div class="info-card">
<h3><i class="fas fa-sitemap"></i> Classification</h3>
<table class="classification-table">
${classificationHtml}
</table>
</div>
<div class="info-card">
<h3><i class="fas fa-tree"></i> Habitat</h3>
<p>${speciesData.habitat || 'Habitat information not available.'}</p>
</div>
<div class="info-card">
<h3><i class="fas fa-lightbulb"></i> Fun Facts</h3>
<ul class="info-list">
${funFactsHtml}
</ul>
</div>
</div>
<div class="gallery">
<h3><i class="fas fa-images"></i> Gallery</h3>
<div class="gallery-grid">
${galleryHtml}
</div>
</div>
${speciesData.data_sources ?
`<div class="data-sources">
<p><small>Data sources: ${speciesData.data_sources.join(', ')}</small></p>
</div>` : ''}
`;
// Update the results container and make it visible
resultsContainer.innerHTML = resultsHtml;
resultsContainer.classList.add('active');
}
// Helper function to capitalize the first letter of a string
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
}); |