martbost
34 lines
1.9 KiB
JavaScript
34 lines
1.9 KiB
JavaScript
// Legacy bridge: former Faucet Wave / Tier One Ads members (EvolutionScript sites Marty closed)
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// arrive via /from/<brand>; if their email is on the private legacy list (DATA_DIR/legacy.json,
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// email -> { b: 'faucetwave'|'tier1ads'|'both', s: 'a' (advertiser) | 'e' (earner) }) they get a
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// one-time welcome-back credit grant at account creation. Grants are recorded in
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// DATA_DIR/legacy-grants.json so a person is only ever credited once.
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const fs = require('fs');
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const path = require('path');
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let DATA_DIR = null, list = null, grants = null;
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function init(opts) { DATA_DIR = opts.dataDir; list = null; grants = null; }
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function load() {
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if (list === null) { try { list = JSON.parse(fs.readFileSync(path.join(DATA_DIR, 'legacy.json'), 'utf8')); } catch (e) { list = {}; } }
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if (grants === null) { try { grants = JSON.parse(fs.readFileSync(path.join(DATA_DIR, 'legacy-grants.json'), 'utf8')); } catch (e) { grants = {}; } }
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}
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function reload() { list = null; grants = null; load(); }
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function lookup(email) { load(); return list[String(email || '').trim().toLowerCase()] || null; }
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// credits for this email, or null when not listed / already granted. Records the grant.
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function grant(email, cfg) {
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load();
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const e = String(email || '').trim().toLowerCase();
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const rec = list[e];
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if (!rec || grants[e]) return null;
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const credits = rec.s === 'a' ? (Number(cfg.legacyCreditsAdvertiser) || 500) : (Number(cfg.legacyCreditsEarner) || 150);
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grants[e] = { credits, seg: rec.s, brand: rec.b, at: Date.now() };
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fs.writeFileSync(path.join(DATA_DIR, 'legacy-grants.json'), JSON.stringify(grants));
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return { credits, seg: rec.s, brand: rec.b };
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}
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function stats() {
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load();
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const g = Object.values(grants);
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return { listed: Object.keys(list).length, granted: g.length, credits: g.reduce((a, x) => a + (x.credits || 0), 0) };
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}
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module.exports = { init, reload, lookup, grant, stats };
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