133 lines
3.7 KiB
Go
133 lines
3.7 KiB
Go
package handlers
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import (
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"fmt"
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"log"
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"net/http"
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"github.com/gin-gonic/gin"
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"git.gobha.me/xcaliber/chat-switchboard/models"
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"git.gobha.me/xcaliber/chat-switchboard/store"
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)
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// ── Workflow Entry Handler ──────────────────
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// Handles the visitor-facing workflow start flow.
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// Landing page rendering is in pages/pages.go (RenderWorkflowLanding).
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type WorkflowEntryHandler struct {
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stores store.Stores
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}
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func NewWorkflowEntryHandler(stores store.Stores) *WorkflowEntryHandler {
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return &WorkflowEntryHandler{stores: stores}
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}
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// StartVisitor creates an anonymous session + workflow instance for a visitor.
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// POST /api/v1/workflow-entry/:scope/:slug
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func (h *WorkflowEntryHandler) StartVisitor(c *gin.Context) {
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ctx := c.Request.Context()
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scope := c.Param("scope")
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slug := c.Param("slug")
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var teamID *string
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if scope != "global" {
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teamID = &scope
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}
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wf, err := h.stores.Workflows.GetBySlug(ctx, teamID, slug)
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if err != nil || wf == nil {
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c.JSON(http.StatusNotFound, gin.H{"error": "workflow not found"})
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return
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}
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if !wf.IsActive {
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c.JSON(http.StatusBadRequest, gin.H{"error": "workflow not active"})
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return
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}
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if wf.EntryMode != "public_link" {
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c.JSON(http.StatusForbidden, gin.H{"error": "workflow requires authentication"})
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return
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}
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ver, err := h.stores.Workflows.GetLatestVersion(ctx, wf.ID)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "workflow has no published version"})
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return
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}
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stages, err := h.stores.Workflows.ListStages(ctx, wf.ID)
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if err != nil || len(stages) == 0 {
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c.JSON(http.StatusBadRequest, gin.H{"error": "workflow has no stages"})
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return
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}
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// Create the workflow channel (owned by workflow creator)
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ch := &models.Channel{
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UserID: wf.CreatedBy,
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Title: wf.Name,
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Description: wf.Description,
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Type: "workflow",
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TeamID: wf.TeamID,
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}
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if err := h.stores.Channels.Create(ctx, ch); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to create channel"})
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return
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}
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// Set workflow columns
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err = h.stores.Channels.SetWorkflowInstance(ctx, ch.ID, wf.ID, ver.VersionNumber, []byte("{}"), "active")
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if err != nil {
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log.Printf("Failed to set workflow columns: %v", err)
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}
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// Enable anonymous access + auto AI mode for visitor entry
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_ = h.stores.Channels.Update(ctx, ch.ID, map[string]interface{}{
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"allow_anonymous": true,
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"ai_mode": "auto",
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})
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// Create anonymous session
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sessionToken := store.NewID()
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visitorCount, _ := h.stores.Sessions.CountForChannel(ctx, ch.ID)
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displayName := "Visitor"
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if visitorCount > 0 {
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displayName = fmt.Sprintf("Visitor %d", visitorCount+1)
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}
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sess := &models.SessionParticipant{
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SessionToken: sessionToken,
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ChannelID: ch.ID,
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DisplayName: displayName,
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}
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if err := h.stores.Sessions.Create(ctx, sess); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to create session"})
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return
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}
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// Add session as channel participant
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_ = h.stores.Channels.AddParticipant(ctx, &models.ChannelParticipant{
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ChannelID: ch.ID,
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ParticipantType: "session",
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ParticipantID: sess.ID,
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Role: "visitor",
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})
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// Bind stage 0 persona
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if stages[0].PersonaID != nil {
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_ = h.stores.Channels.AddParticipant(ctx, &models.ChannelParticipant{
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ChannelID: ch.ID,
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ParticipantType: "persona",
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ParticipantID: *stages[0].PersonaID,
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Role: "member",
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})
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}
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// Set session cookie (30 day expiry, matching v0.24.3)
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c.SetCookie("sb_session", sessionToken, 30*24*60*60, "/", "", false, true)
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// Redirect to chat — visitor lands on existing /w/:channelId
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c.JSON(http.StatusCreated, gin.H{
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"channel_id": ch.ID,
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"session_id": sess.ID,
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"redirect_to": "/w/" + ch.ID,
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})
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}
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