| 1 | package agent |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "strings" |
| 6 | ) |
| 7 | |
| 8 | // PlannerRoute describes how a two-model turn should flow. It is deliberately |
| 9 | // separate from explicit Plan Mode: ExecutorOnly lets the ordinary executor |
| 10 | // handle that host-owned workflow without invoking a second planner. |
| 11 | type PlannerRoute string |
| 12 | |
| 13 | const ( |
| 14 | PlannerRouteExecutorOnly PlannerRoute = "executor_only" |
| 15 | PlannerRoutePlanAndExecute PlannerRoute = "plan_and_execute" |
| 16 | PlannerRoutePlanForApproval PlannerRoute = "plan_for_approval" |
| 17 | PlannerRoutePlanOnly PlannerRoute = "plan_only" |
| 18 | ) |
| 19 | |
| 20 | // PlannerIntent is the explicit planner request for one turn. Ordinary work is |
| 21 | // always executor-only; the planner never infers complexity from wording. |
| 22 | type PlannerIntent = PlannerRoute |
| 23 | |
| 24 | // PlannerDecision is the deterministic, host-owned routing result for one turn. |
| 25 | // Reason is an opaque privacy-safe code for diagnostics; user text never belongs |
| 26 | // in it. |
| 27 | type PlannerDecision struct { |
| 28 | Route PlannerRoute |
| 29 | Reason string |
| 30 | } |
| 31 | |
| 32 | // PlannerPolicy makes one deterministic routing decision from trusted turn |
| 33 | // context plus the composed model input. |
| 34 | type PlannerPolicy func(context.Context, string) PlannerDecision |
| 35 | |
| 36 | func normalizePlannerDecision(d PlannerDecision) PlannerDecision { |
| 37 | switch d.Route { |
| 38 | case PlannerRouteExecutorOnly, PlannerRoutePlanAndExecute, PlannerRoutePlanForApproval, PlannerRoutePlanOnly: |
| 39 | default: |
| 40 | d.Route = PlannerRouteExecutorOnly |
| 41 | } |
| 42 | d.Reason = strings.TrimSpace(d.Reason) |
| 43 | if d.Reason == "" { |
| 44 | d.Reason = "default" |
| 45 | } |
| 46 | return d |
| 47 | } |
| 48 |