From c487024e26defbf8325f820cfd29184146eeaf70 Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Mon, 1 Sep 2014 12:46:08 +0200
Subject: Add some pivotal functions

---
 emacs/.emacs.d/site-lisp/pivot.el | 77 ++++++++++++++++++++++++++++++---------
 1 file changed, 60 insertions(+), 17 deletions(-)

(limited to 'emacs/.emacs.d/site-lisp/pivot.el')

diff --git a/emacs/.emacs.d/site-lisp/pivot.el b/emacs/.emacs.d/site-lisp/pivot.el
index 63830ab..b184a88 100644
--- a/emacs/.emacs.d/site-lisp/pivot.el
+++ b/emacs/.emacs.d/site-lisp/pivot.el
@@ -43,28 +43,71 @@ and story data via the API, and needs to be kept private."
 
 Does not need a final `/'.")
 
+(defvar pivotel-user-id nil
+  "The user id of the current user.")
+(defvar pivotel-projects nil
+  "The projects from the current user.")
+
+(defmacro with-pivotel-headers (headers &rest body)
+  "Add `X-TrackerTocken' to HEADERS and bind them around BODY."
+  (declare (indent 1))
+  `(let ((url-request-extra-headers
+          (append (list (cons "X-TrackerToken" pivotel-api-token))
+                  ,headers)))
+     ,@body))
+
+(defun pivotel--retrieve-from (url)
+  "Retrieve data from URL."
+  (with-current-buffer
+      (url-retrieve-synchronously (concat pivotel-api-url url))
+    (goto-char (point-min))
+    (search-forward "\n\n")
+    (let ((results (json-read)))
+      (kill-buffer)
+      results)))
+
 (defun pivotel-get-story (project story)
   "Get data from PROJECT for STORY."
-  (let ((url-request-extra-headers
-         `(("X-TrackerToken" . ,pivotel-api-token))))
-    (with-current-buffer
-        (url-retrieve-synchronously
-         (format "%s/projects/%d/stories/%d"
-                 pivotel-api-url project story))
-      (goto-char (point-min))
-      (search-forward "\n\n")
-      (json-read))))
+  (with-pivotel-headers nil
+    (pivotel--retrieve-from
+     (format "/projects/%d/stories/%d" project story))))
 
 (defun pivotel-get-projects ()
   "Get a list of all projects."
-  (let ((url-request-extra-headers
-         `(("X-TrackerTocken" . ,pivotel-api-token))))
-    (with-current-buffer
-        (url-retrieve-synchronously
-         (format "%s/projects" pivotel-api-url))
-      (goto-char (point-min))
-      (search-forward "\n\n")
-      (json-read))))
+  (or pivotel-projects
+      (setq pivotel-projects
+            (with-pivotel-headers nil
+              (pivotel--retrieve-from "/projects")))))
+
+(defun pivotel-get-stories (project)
+  "Get a list of all stories in PROJECT."
+  (with-pivotel-headers nil
+    (pivotel--retrieve-from (format "/projects/%d/stories" project))))
+
+(defun pivotel-get-me ()
+  "Get information about currently logged-in user."
+  (with-pivotel-headers nil (pivotel--retrieve-from "/me")))
+
+(defun pivotel-get-me-id ()
+  "Get and cache the current user's id."
+  (or pivotel-user-id
+      (setq pivotel-user-id
+            (cdr (assoc 'id (pivotel-get-me))))))
+
+(defun pivotel-get-all-stories ()
+  "Get all stories for the current user."
+  (let ((project-ids (mapcar (lambda (itm) (cdr (assoc 'id itm)))
+                             (pivotel-get-projects))))
+    (mapcar #'pivotel-get-stories project-ids)))
+
+(defun pivotel-get-my-owned-stories ()
+  "Get the stories for which the user is an owner."
+  (let ((stories (pivotel-get-all-stories))
+        (id (pivotel-get-me-id)))
+    (delq nil
+          (mapcar (lambda (itm)
+                    (when (= (cdr (assoc 'owned_by_id itm)) id) itm))
+                  stories))))
 
 (provide 'pivot)
 ;;; pivot.el ends here
-- 
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