Lovable Unlimited Credits

1// ==UserScript==
2// @name		Lovable Unlimited Credits
3// @description		Créditos ilimitados para Lovable
4// @version		1.0.1
5// @match		https://*.lovable.dev/*
6// @match		https://lovable.dev/*
7// @icon		https://lovable.dev/favicon.ico
8// @grant		GM.getValue
9// @grant		GM.setValue
10// ==/UserScript==
11(function() {
12    'use strict';
13
14    console.log('Lovable Unlimited Credits - Extension loaded');
15
16    // Function to modify credits display
17    function modifyCreditsDisplay() {
18        // Find the credits display element
19        const creditsElement = document.querySelector('div.text-sm.font-normal.text-foreground');
20        
21        if (creditsElement && creditsElement.textContent.includes('credits remaining')) {
22            creditsElement.textContent = '∞ unlimited credits available';
23            creditsElement.style.color = '#10b981'; // Green color
24            creditsElement.style.fontWeight = 'bold';
25            console.log('Credits display modified to unlimited');
26        }
27    }
28
29    // Function to intercept and modify fetch requests
30    const originalFetch = window.fetch;
31    window.fetch = async function(...args) {
32        const response = await originalFetch.apply(this, args);
33        
34        // Clone the response to read it
35        const clonedResponse = response.clone();
36        
37        try {
38            const url = args[0];
39            
40            // Check if this is a credits-related API call
41            if (typeof url === 'string' && (url.includes('credit') || url.includes('usage') || url.includes('limit'))) {
42                const data = await clonedResponse.json();
43                
44                // Modify the response to show unlimited credits
45                const modifiedData = {
46                    ...data,
47                    credits: 999999,
48                    creditsRemaining: 999999,
49                    creditsUsed: 0,
50                    limit: 999999,
51                    hasUnlimitedCredits: true
52                };
53                
54                console.log('Intercepted credits API call, returning unlimited credits');
55                
56                // Return a new response with modified data
57                return new Response(JSON.stringify(modifiedData), {
58                    status: response.status,
59                    statusText: response.statusText,
60                    headers: response.headers
61                });
62            }
63        } catch (e) {
64            // If parsing fails, just return the original response
65            console.log('Could not parse response, returning original');
66        }
67        
68        return response;
69    };
70
71    // Function to intercept XMLHttpRequest
72    const originalXHROpen = XMLHttpRequest.prototype.open;
73    const originalXHRSend = XMLHttpRequest.prototype.send;
74    
75    XMLHttpRequest.prototype.open = function(method, url, ...rest) {
76        this._url = url;
77        return originalXHROpen.apply(this, [method, url, ...rest]);
78    };
79    
80    XMLHttpRequest.prototype.send = function(...args) {
81        const xhr = this;
82        
83        // Store original onload handler
84        const originalOnLoad = xhr.onload;
85        
86        xhr.onload = function() {
87            try {
88                if (xhr._url && (xhr._url.includes('credit') || xhr._url.includes('usage') || xhr._url.includes('limit'))) {
89                    const response = JSON.parse(xhr.responseText);
90                    
91                    // Modify response
92                    const modifiedResponse = {
93                        ...response,
94                        credits: 999999,
95                        creditsRemaining: 999999,
96                        creditsUsed: 0,
97                        limit: 999999,
98                        hasUnlimitedCredits: true
99                    };
100                    
101                    // Override response properties
102                    Object.defineProperty(xhr, 'responseText', {
103                        writable: true,
104                        value: JSON.stringify(modifiedResponse)
105                    });
106                    
107                    Object.defineProperty(xhr, 'response', {
108                        writable: true,
109                        value: JSON.stringify(modifiedResponse)
110                    });
111                    
112                    console.log('Intercepted XHR credits call, returning unlimited credits');
113                }
114            } catch (e) {
115                console.log('Could not modify XHR response');
116            }
117            
118            if (originalOnLoad) {
119                originalOnLoad.apply(this, arguments);
120            }
121        };
122        
123        return originalXHRSend.apply(this, args);
124    };
125
126    // Observer to watch for DOM changes and update credits display
127    const observer = new MutationObserver(function(mutations) {
128        modifyCreditsDisplay();
129    });
130
131    // Start observing when DOM is ready
132    function init() {
133        console.log('Initializing Lovable Unlimited Credits');
134        
135        // Initial modification
136        modifyCreditsDisplay();
137        
138        // Observe for changes
139        observer.observe(document.body, {
140            childList: true,
141            subtree: true,
142            characterData: true
143        });
144        
145        // Periodic check every 2 seconds
146        setInterval(modifyCreditsDisplay, 2000);
147    }
148
149    // Wait for page to load
150    if (document.readyState === 'loading') {
151        document.addEventListener('DOMContentLoaded', init);
152    } else {
153        init();
154    }
155
156    console.log('Lovable Unlimited Credits - Setup complete');
157})();