thread-master/internal/logic/placement_topic/expand_placement_topic_grap...

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2026-06-26 08:37:04 +00:00
package placement_topic
import (
"context"
"strings"
app "haixun-backend/internal/library/errors"
"haixun-backend/internal/library/errors/code"
libkg "haixun-backend/internal/library/knowledge"
"haixun-backend/internal/library/placement"
jobdom "haixun-backend/internal/model/job/domain/usecase"
"haixun-backend/internal/svc"
"haixun-backend/internal/types"
"github.com/zeromicro/go-zero/core/logx"
)
type ExpandPlacementTopicGraphLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewExpandPlacementTopicGraphLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ExpandPlacementTopicGraphLogic {
return &ExpandPlacementTopicGraphLogic{Logger: logx.WithContext(ctx), ctx: ctx, svcCtx: svcCtx}
}
func (l *ExpandPlacementTopicGraphLogic) ExpandPlacementTopicGraph(req *types.ExpandPlacementTopicGraphHandlerReq) (*types.ExpandKnowledgeGraphData, error) {
tenantID, uid, err := actorFrom(l.ctx)
if err != nil {
return nil, err
}
seed := strings.TrimSpace(req.SeedQuery)
if seed == "" {
return nil, app.For(code.Brand).InputMissingRequired("seed_query is required")
}
scope, err := resolveScope(l.ctx, l.svcCtx, tenantID, uid, req.ID)
if err != nil {
return nil, err
}
research, err := l.svcCtx.Placement.ResearchSettings(l.ctx, tenantID, uid)
if err != nil {
return nil, err
}
expandStrategy := placement.EffectiveExpandStrategy(research)
if req.Supplemental && placement.WebSearchAvailable(research) {
expandStrategy = libkg.ExpandStrategyBrave
}
memberCtx, err := l.svcCtx.ThreadsAccount.ResolveMemberPlacementContext(l.ctx, tenantID, uid, research)
if err != nil {
return nil, err
}
payload := map[string]any{
"topic_id": scope.TopicID,
"brand_id": scope.BrandID,
"seed_query": seed,
"supplemental": req.Supplemental,
"regenerate_map": req.RegenerateMap,
"expand_strategy": expandStrategy.String(),
}
for key, value := range memberCtx.PayloadFields() {
payload[key] = value
}
run, err := l.svcCtx.Job.CreateRun(l.ctx, jobdom.CreateRunRequest{
TemplateType: "expand-graph",
Scope: "placement_topic",
ScopeID: scope.TopicID,
Payload: payload,
})
if err != nil {
return nil, err
}
return &types.ExpandKnowledgeGraphData{
JobID: run.ID.Hex(),
Status: string(run.Status),
Message: "研究地圖產生中,完成後可檢視延伸知識與參考連結",
}, nil
}