From c36261caaff9305d256c616edcc9d1fdb51b1b42 Mon Sep 17 00:00:00 2001
From: Sacha Chua <sacha@sachachua.com>
Date: Thu, 3 Nov 2022 18:41:22 -0400
Subject: Change hooks to pass the talk variable

---
 emacsconf-publish.el | 18 ++++++++++--------
 emacsconf-stream.el  |  8 ++++----
 emacsconf.el         | 13 ++++++++-----
 3 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/emacsconf-publish.el b/emacsconf-publish.el
index 6dcf3f4..3daf7eb 100644
--- a/emacsconf-publish.el
+++ b/emacsconf-publish.el
@@ -815,13 +815,15 @@ Entries are sorted chronologically, with different tracks interleaved."
   (with-current-buffer (find-file-noselect emacsconf-org-file)
     (remove-hook 'org-after-todo-state-change-hook #'emacsconf-publish-backstage-org-after-todo-state-change t)))
 
-(defun emacsconf-publish-backstage-org-after-todo-state-change ()
-  (when (member org-state '("TO_CAPTION"))
-    (unless (org-entry-get (point) "CAPTIONER")
-      (org-entry-put (point) "CAPTIONER"
-                     (assoc-default "CUSTOM_ID" (emacsconf-complete-volunteer)))))
-  (when (member org-state '("TO_ASSIGN" "TO_CAPTION" "TO_STREAM"))
-    (emacsconf-publish-backstage-index)))
+(defun emacsconf-publish-backstage-org-on-state-change (talk)
+  (save-window-excursion
+    (emacsconf-with-talk-heading talk
+      (when (member org-state '("TO_CAPTION"))
+        (unless (org-entry-get (point) "CAPTIONER")
+          (org-entry-put (point) "CAPTIONER"
+                         (assoc-default "CUSTOM_ID" (emacsconf-complete-volunteer)))))
+      (when (member org-state '("TO_ASSIGN" "TO_CAPTION" "TO_STREAM"))
+        (emacsconf-publish-backstage-index)))))
 
 (defun emacsconf-publish-copy-main-files-from-backstage-to-media-root (talk)
   (interactive (list (emacsconf-complete-talk-info)))
@@ -1630,7 +1632,7 @@ ffplay https://live0.emacsconf.org:9001/emacsconf/gen.webm
   (let ((bbb-filename (expand-file-name (format "bbb-%s.html" (plist-get talk :slug))
                                         emacsconf-publish-current-dir))
         (bbb-redirect-url (concat "https://media.emacsconf.org/" emacsconf-year "/current/bbb-" (plist-get talk :slug) ".html"))
-        (status (emacsconf-bbb-status talk)))
+        (status (emacsconf-bbb-status (if (boundp 'org-state) (append (list :status org-state) talk) talk))))
     (with-temp-file bbb-filename
       (insert
        (emacsconf-replace-plist-in-string
diff --git a/emacsconf-stream.el b/emacsconf-stream.el
index 26586b2..fd1395a 100644
--- a/emacsconf-stream.el
+++ b/emacsconf-stream.el
@@ -145,15 +145,15 @@ while OTHER-FILENAME will be displayed at other times."
        (plist-get talk :overlay-url)
        (plist-get talk :overlay-bottom)))))
 
-(defun emacsconf-stream-update-talk-info-org-after-todo-state-change ()
+(defun emacsconf-stream-update-talk-info-on-change (talk)
   "Update talk info."
   (when (string= org-state "PLAYING")
-    (emacsconf-stream-set-talk-info (emacsconf-get-talk-info-for-subtree))))
+    (emacsconf-stream-set-talk-info talk)))
 
-(defun emacsconf-stream-play-talk-org-after-todo-state-change ()
+(defun emacsconf-stream-play-talk-on-change (talk)
   "Play the talk."
   (when (string= org-state "PLAYING")
-    (emacsconf-stream-play-video (emacsconf-get-talk-info-for-subtree))))
+    (emacsconf-stream-play-video talk)))
 
 (defun emacsconf-stream-get-filename (talk)
   "Return the local filename for the video file for TALK.
diff --git a/emacsconf.el b/emacsconf.el
index 219c9ed..1b2d81e 100644
--- a/emacsconf.el
+++ b/emacsconf.el
@@ -1119,16 +1119,19 @@ Filter by TRACK if given.  Use INFO as the list of talks."
 
 (defvar emacsconf-todo-hooks
   '(
-    emacsconf-stream-play-talk-org-after-todo-state-change ;; play the talk
+    emacsconf-stream-play-talk-on-change ;; play the talk
     ;; emacsconf-erc-org-after-todo-state-change ;; announce via ERC
-    ;; emacsconf-publish-backstage-org-after-todo-state-change ;; update the backstage index
-    emacsconf-stream-update-talk-info-org-after-todo-state-change ;; write to the talk text
+    emacsconf-publish-bbb-redirect
+    emacsconf-publish-backstage-org-on-state-change ;; update the backstage index
+    emacsconf-stream-update-talk-on-change ;; write to the talk text
     )
-  "Functions to run when the todo state changes.")
+  "Functions to run when the todo state changes.
+They will be called with TALK.")
 
 (defun emacsconf-org-after-todo-state-change ()
   "Run all the hooks in `emacsconf-todo-hooks'."
-  (run-hooks 'emacsconf-todo-hooks))
+  (let ((talk (emacsconf-get-talk-info-for-subtree)))
+    (run-hook-with-args 'emacsconf-todo-hooks talk)))
 
 (defun emacsconf-broadcast (message)
   (interactive "MMessage: ")
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