Files
story/internal/memoir/dify_workflow.go
T
Codex Local bf1233d5df
ci / verify (push) Canceled after 0s
feat: expand companion platform, device controls, and memoir workflows
Add customer and operator login, BLE provisioning, device fleet controls, call memory, memoir generation, and refreshed family and maintenance portals. Include API contracts, migrations, firmware sources, tests, assets, and deployment documentation.
2026-10-08 10:06:44 +08:00

100 lines
2.6 KiB
Go

package memoir
import (
"context"
"data-terminal-cloud/internal/dify"
"data-terminal-cloud/internal/extraction"
"sync"
)
type BookWorkflow interface {
Generate(context.Context, []Source, func(Document) error) (Document, [][]byte, error)
}
type DifyWorkflow struct {
Client *dify.Client
Bridge *dify.Bridge
}
func NewDifyWorkflow(base, key, bridgeURL, bridgeSecret string) (*DifyWorkflow, error) {
client, err := dify.NewClient(base, key)
if err != nil {
return nil, err
}
return &DifyWorkflow{client, dify.NewBridge(bridgeURL, bridgeSecret)}, nil
}
func (g *DifyWorkflow) Generate(ctx context.Context, sources []Source, publish func(Document) error) (Document, [][]byte, error) {
ticket, err := g.Bridge.Register(ctx, "memoir", map[string]any{"stories": sources})
if err != nil {
return Document{}, nil, err
}
defer g.Bridge.Forget(ticket)
var response struct {
Document Document `json:"document"`
ErrorCode string `json:"error_code"`
}
published := false
run, runErr := g.Client.Run(ctx, map[string]any{"context_id": ticket.ID, "step_token": ticket.Token}, func(e dify.Event) error {
if e.Data.NodeID != "validate-book" || published {
return nil
}
if err := g.Bridge.Result(ctx, ticket, &response); err != nil {
return err
}
if err := ValidateDocument(response.Document, sources); err != nil {
return err
}
response.Document.WorkflowRunID = e.WorkflowRunID
if err := publish(response.Document); err != nil {
return err
}
published = true
return nil
})
if runErr != nil {
_ = g.Bridge.Result(ctx, ticket, &response)
if response.ErrorCode == "MODEL_ACCOUNT_OVERDUE" {
return Document{}, nil, extraction.ErrModelAccountOverdue
}
return Document{}, nil, runErr
}
if err = g.Bridge.Result(ctx, ticket, &response); err != nil {
return Document{}, nil, err
}
if err = ValidateDocument(response.Document, sources); err != nil {
return Document{}, nil, err
}
response.Document.WorkflowRunID = run.ID
if !published {
if err = publish(response.Document); err != nil {
return Document{}, nil, err
}
}
pictures := make([][]byte, len(response.Document.Chapters))
sem := make(chan struct{}, 3)
var wg sync.WaitGroup
var mu sync.Mutex
var imageErr error
for i := range pictures {
wg.Add(1)
go func(i int) {
defer wg.Done()
select {
case sem <- struct{}{}:
case <-ctx.Done():
return
}
defer func() { <-sem }()
b, err := g.Bridge.Image(ctx, ticket, i)
mu.Lock()
defer mu.Unlock()
if err != nil {
imageErr = err
} else {
pictures[i] = b
}
}(i)
}
wg.Wait()
return response.Document, pictures, imageErr
}