a53c15507f
- Add backend/libs/go-http-errors for consistent JSON errors - REST API: use writeMethodNotAllowed, writeNotFound, writeInternalError - middleware, gateway, search: use httperrors.WriteJSON - SPA: navbar with Explore/Tools/More dropdowns, initNavDropdowns() - Next.js: Navbar component with dropdowns + mobile menu Co-authored-by: Cursor <cursoragent@cursor.com>
63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package rest
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import (
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"context"
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"encoding/json"
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"net/http"
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"time"
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)
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// handleStats handles GET /api/v2/stats
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func (s *Server) handleStats(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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writeMethodNotAllowed(w)
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return
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}
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if !s.requireDB(w) {
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return
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}
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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// Get total blocks
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var totalBlocks int64
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err := s.db.QueryRow(ctx,
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`SELECT COUNT(*) FROM blocks WHERE chain_id = $1`,
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s.chainID,
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).Scan(&totalBlocks)
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if err != nil {
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totalBlocks = 0
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}
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// Get total transactions
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var totalTransactions int64
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err = s.db.QueryRow(ctx,
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`SELECT COUNT(*) FROM transactions WHERE chain_id = $1`,
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s.chainID,
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).Scan(&totalTransactions)
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if err != nil {
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totalTransactions = 0
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}
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// Get total addresses
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var totalAddresses int64
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err = s.db.QueryRow(ctx,
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`SELECT COUNT(DISTINCT from_address) + COUNT(DISTINCT to_address) FROM transactions WHERE chain_id = $1`,
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s.chainID,
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).Scan(&totalAddresses)
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if err != nil {
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totalAddresses = 0
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}
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stats := map[string]interface{}{
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"total_blocks": totalBlocks,
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"total_transactions": totalTransactions,
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"total_addresses": totalAddresses,
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(stats)
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}
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