Add workflow execution process

internal/repository/workflow.go

@@ -0,0 +1,54 @@
+package repository
+
+import (
+	"context"
+	"database/sql"
+	"errors"
+
+	"github.com/usual2970/certimate/internal/domain"
+	"github.com/usual2970/certimate/internal/utils/app"
+)
+
+type WorkflowRepository struct{}
+
+func NewWorkflowRepository() *WorkflowRepository {
+	return &WorkflowRepository{}
+}
+
+func (w *WorkflowRepository) Get(ctx context.Context, id string) (*domain.Workflow, error) {
+	record, err := app.GetApp().Dao().FindRecordById("workflow", id)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, domain.ErrRecordNotFound
+		}
+		return nil, err
+	}
+
+	content := &domain.WorkflowNode{}
+	if err := record.UnmarshalJSONField("content", content); err != nil {
+		return nil, err
+	}
+
+	draft := &domain.WorkflowNode{}
+	if err := record.UnmarshalJSONField("draft", draft); err != nil {
+		return nil, err
+	}
+
+	workflow := &domain.Workflow{
+		Meta: domain.Meta{
+			Id:      record.GetId(),
+			Created: record.GetTime("created"),
+			Updated: record.GetTime("updated"),
+		},
+		Name:        record.GetString("name"),
+		Description: record.GetString("description"),
+		Type:        record.GetString("type"),
+		Enabled:     record.GetBool("enabled"),
+		HasDraft:    record.GetBool("hasDraft"),
+
+		Content: content,
+		Draft:   draft,
+	}
+
+	return workflow, nil
+}