replace_script2.py

import sys

with open('tracker/templates/tracker/dashboard.html', 'r', encoding='utf-8') as f:
    lines = f.readlines()

start = -1
end = -1
for i, line in enumerate(lines):
    if 'function uploadNativeSnap()' in line:
        start = i
    if start != -1 and i > start and 'btn.disabled = false;' in line:
        if '});' in lines[i+1] and '}' in lines[i+2]:
            end = i + 2
            break

if start != -1 and end != -1:
    new_func = """function compressImage(file, maxWidth, maxHeight, quality, callback) {
    const reader = new FileReader();
    reader.readAsDataURL(file);
    reader.onload = function(event) {
        const img = new Image();
        img.src = event.target.result;
        img.onload = function() {
            let width = img.width;
            let height = img.height;
            if (width > height) {
                if (width > maxWidth) {
                    height *= maxWidth / width;
                    width = maxWidth;
                }
            } else {
                if (height > maxHeight) {
                    width *= maxHeight / height;
                    height = maxHeight;
                }
            }
            const canvas = document.createElement('canvas');
            canvas.width = width;
            canvas.height = height;
            const ctx = canvas.getContext('2d');
            ctx.drawImage(img, 0, 0, width, height);
            canvas.toBlob(function(blob) {
                callback(blob);
            }, 'image/jpeg', quality);
        };
    };
}

function uploadNativeSnap() {
    if (!selectedFile) {
        alert("Please select a photo first.");
        return;
    }
    
    const caption = document.getElementById('snapCaption').value.trim();
    const btn = document.querySelector('button[onclick="uploadNativeSnap()"]') || document.querySelector('.snap-upload-btn');
    const origText = btn ? btn.innerHTML : 'Save';
    if(btn) {
        btn.innerHTML = 'Optimizing... ⏳';
        btn.disabled = true;
    }

    compressImage(selectedFile, 1200, 1200, 0.8, function(compressedBlob) {
        const fd = new FormData();
        fd.append('title', caption);
        
        const now = new Date();
        const yyyy = now.getFullYear();
        const mm = String(now.getMonth() + 1).padStart(2, '0');
        const dd = String(now.getDate()).padStart(2, '0');
        fd.append('date', `${yyyy}-${mm}-${dd}`);
        
        fd.append('images', compressedBlob, selectedFile.name || 'snap.jpg');
        fd.append('captions', caption);

        const csrftoken = document.querySelector('[name=csrfmiddlewaretoken]').value;
        if(btn) btn.innerHTML = 'Uploading... 🚀';

        fetch('/dashboard/snap/upload/', {
            method: 'POST',
            headers: {
                'X-CSRFToken': csrftoken,
                'X-Requested-With': 'XMLHttpRequest'
            },
            body: fd
        })
        .then(res => res.json())
        .then(data => {
            if (data.status === 'success') {
                location.reload();
            } else {
                alert("Error saving memory.");
                if(btn) { btn.innerHTML = origText; btn.disabled = false; }
            }
        }).catch(err => {
            console.error(err);
            alert("Network error.");
            if(btn) { btn.innerHTML = origText; btn.disabled = false; }
        });
    });
}
"""
    lines = lines[:start] + [new_func] + lines[end+1:]
    with open('tracker/templates/tracker/dashboard.html', 'w', encoding='utf-8') as f:
        f.writelines(lines)
    print("Successfully updated HTML via indices")
else:
    print("Could not find bounds:", start, end)