export const xApiAlternatives = [
    {
        name: 'Nitter (community instances)',
        website: 'https://nitter.net',
        freeTier: 'Unlimited (self-hosted or public instances)',
        paidTier: 'Self-hosting ~$5/mo VPS',
        pricingUrl: 'https://github.com/zedeus/nitter',
        description: 'Privacy-friendly Twitter/X front-end that scrapes public profiles and tweets without API keys.',
        features: ['No API key required', 'RSS feeds for any user', 'Read-only', 'Self-hostable'],
        bestFor: 'Read-only use cases, RSS feeds, monitoring public accounts',
        xApiReplacement: 'GET statuses/user_timeline, GET search/tweets'
    },
    {
        name: 'BirdsiteLive (Mastodon bridge)',
        website: 'https://github.com/NicolasConstant/BirdsiteLive',
        freeTier: 'Self-hosted',
        paidTier: 'VPS ~$5-10/mo',
        pricingUrl: 'https://github.com/NicolasConstant/BirdsiteLive',
        description: 'Bridge that lets you follow Twitter/X accounts from Mastodon. No API billing.',
        features: ['Follow X accounts from Mastodon', 'No X API key', 'ActivityPub federation', 'Self-hostable'],
        bestFor: 'Social media monitoring via Mastodon ecosystem',
        xApiReplacement: 'GET followers/ids, GET friends/ids'
    },
    {
        name: 'RSSHub',
        website: 'https://rsshub.app',
        freeTier: 'Public instance free, self-hosted free',
        paidTier: 'Self-host ~$5/mo or donate',
        pricingUrl: 'https://docs.rsshub.app/',
        description: 'Open-source RSS feed generator that supports Twitter/X timelines without API.',
        features: ['RSS feeds for tweets', 'No API key needed', '300+ sites supported', 'Self-hostable'],
        bestFor: 'RSS-based monitoring, newsletters, automation pipelines',
        xApiReplacement: 'GET statuses/user_timeline'
    },
    {
        name: 'Wayback Machine / Archive.org',
        website: 'https://archive.org',
        freeTier: 'Unlimited reads',
        paidTier: 'Free',
        pricingUrl: 'https://archive.org/donate/',
        description: 'Archived snapshots of public Twitter/X pages. Good for historical data.',
        features: ['Historical tweet access', 'No rate limits', 'Free forever', 'Bulk export via CDX API'],
        bestFor: 'Historical research, compliance, deleted tweet recovery',
        xApiReplacement: 'Historical tweet lookup'
    },
    {
        name: 'TweetScraper (开源 Python)',
        website: 'https://github.com/twintproject/twint',
        freeTier: 'Unlimited (no API)',
        paidTier: 'Free (just your machine)',
        pricingUrl: 'https://github.com/twintproject/twint',
        description: 'Python library that scrapes tweets using Twitter\'s internal guest endpoints.',
        features: ['No API key', 'Unlimited scraping', 'No rate limits', 'JSON/CSV export'],
        bestFor: 'Data science, research, bulk exports',
        xApiReplacement: 'GET search/tweets, GET statuses/user_timeline'
    },
    {
        name: 'Apify Twitter Scraper',
        website: 'https://apify.com/quacker/twitter-scraper',
        freeTier: '5$/mo platform credit',
        paidTier: '~$49/mo for 100K tweets',
        pricingUrl: 'https://apify.com/pricing',
        description: 'Managed cloud scraping with proxy rotation. Pays per compute, not per API call.',
        features: ['Proxy rotation', 'Structured JSON output', 'Scheduled runs', 'No API rate limits'],
        bestFor: 'Production pipelines needing reliable extraction without X API billing',
        xApiReplacement: 'Full read/write replacement via scraping'
    },
    {
        name: 'ScrapingBee',
        website: 'https://www.scrapingbee.com',
        freeTier: '1,000 API credits',
        paidTier: 'From $49/mo (150K credits)',
        pricingUrl: 'https://www.scrapingbee.com/pricing/',
        description: 'Web scraping API with proxy rotation. Extract Twitter/X public pages via URL.',
        features: ['JavaScript rendering', 'Proxy rotation', 'No X API key', 'Generic web scraper'],
        bestFor: 'Generic web scraping including Twitter/X public pages',
        xApiReplacement: 'GET any public Twitter page'
    },
    {
        name: 'Mastodon API (switch platform)',
        website: 'https://docs.joinmastodon.org/api/',
        freeTier: 'Unlimited on most instances',
        paidTier: 'Free (most instances) or ~$5/mo hosting',
        pricingUrl: 'https://joinmastodon.org/servers',
        description: 'Federated Twitter alternative with fully open, free API. No pay-per-use.',
        features: ['REST + Streaming API', 'No rate limits on most instances', 'OAuth 2.0', 'Free forever'],
        bestFor: 'Building social tools without platform risk or billing surprises',
        xApiReplacement: 'Full Twitter API replacement (different platform)'
    }
];
export const xApiTiers = {
    free: {
        name: 'Free',
        readLimit: 1500,
        writeLimit: 0,
        monthlyCost: 0
    },
    basic: {
        name: 'Basic',
        readLimit: 10000,
        writeLimit: 50000,
        monthlyCost: 100
    },
    pro: {
        name: 'Pro',
        readLimit: 1000000,
        writeLimit: 300000,
        monthlyCost: 5000
    },
    enterprise: {
        name: 'Enterprise',
        readLimit: 20000000,
        writeLimit: 10000000,
        monthlyCost: 42000
    }
};
export function calculateXCost(reads, writes) {
    const tiers = [
        { name: 'Free', maxReads: 1500, maxWrites: 0, cost: 0 },
        { name: 'Basic', maxReads: 10000, maxWrites: 50000, cost: 100 },
        { name: 'Pro', maxReads: 1000000, maxWrites: 300000, cost: 5000 },
        { name: 'Enterprise', maxReads: 20000000, maxWrites: 10000000, cost: 42000 },
    ];
    for (const tier of tiers) {
        if (reads <= tier.maxReads && writes <= tier.maxWrites) {
            return { tier: tier.name, cost: tier.cost, overage: false };
        }
    }
    return { tier: 'Enterprise+', cost: 42000 + Math.ceil((reads - 20000000) / 1000000) * 10000, overage: true };
}
export function getAlternativesForUseCase(useCase) {
    const map = {
        'rss': ['RSSHub', 'Nitter (community instances)'],
        'scraping': ['TweetScraper (开源 Python)', 'Apify Twitter Scraper', 'ScrapingBee'],
        'monitoring': ['Nitter (community instances)', 'RSSHub', 'BirdsiteLive (Mastodon bridge)'],
        'historical': ['Wayback Machine / Archive.org'],
        'social-bot': ['Mastodon API (switch platform)', 'BirdsiteLive (Mastodon bridge)'],
        'default': ['Nitter (community instances)', 'RSSHub', 'TweetScraper (开源 Python)']
    };
    const names = map[useCase] || map['default'];
    return xApiAlternatives.filter(a => names.includes(a.name));
}