| 1 | package evidence |
| 2 | |
| 3 | import ( |
| 4 | "strings" |
| 5 | ) |
| 6 | |
| 7 | // LookupReceipt returns a copy of a receipt by host-issued ID. Arguments are |
| 8 | // dropped: a citation resolves a fact, it never reopens the original call. |
| 9 | func (l *Ledger) LookupReceipt(id string) (Receipt, bool) { |
| 10 | id = strings.TrimSpace(id) |
| 11 | if l == nil || id == "" { |
| 12 | return Receipt{}, false |
| 13 | } |
| 14 | l.mu.Lock() |
| 15 | defer l.mu.Unlock() |
| 16 | for _, r := range l.receipts { |
| 17 | if r.ID == id { |
| 18 | r.Args = nil |
| 19 | return r, true |
| 20 | } |
| 21 | } |
| 22 | return Receipt{}, false |
| 23 | } |
| 24 | |
| 25 | // ReceiptRef returns a bounded model-safe receipt projection. |
| 26 | func (l *Ledger) ReceiptRef(id string) (ReceiptRef, bool) { |
| 27 | r, ok := l.LookupReceipt(id) |
| 28 | if !ok { |
| 29 | return ReceiptRef{}, false |
| 30 | } |
| 31 | return r.Ref(), true |
| 32 | } |
| 33 | |
| 34 | // CitableReceipts returns up to limit successful receipts from this turn, most |
| 35 | // recent first, so a rejection can list what the model may cite instead of |
| 36 | // asking it to guess a command string. |
| 37 | func (l *Ledger) CitableReceipts(limit int) []ReceiptRef { |
| 38 | if l == nil || limit <= 0 { |
| 39 | return nil |
| 40 | } |
| 41 | l.mu.Lock() |
| 42 | defer l.mu.Unlock() |
| 43 | out := make([]ReceiptRef, 0, limit) |
| 44 | for i := len(l.receipts) - 1; i >= 0 && len(out) < limit; i-- { |
| 45 | r := l.receipts[i] |
| 46 | if !r.Success || r.ToolName == "complete_step" || r.ToolName == "todo_write" { |
| 47 | continue |
| 48 | } |
| 49 | r.Args = nil |
| 50 | out = append(out, r.Ref()) |
| 51 | } |
| 52 | return out |
| 53 | } |
| 54 |