Implement support for fetching all pages
Still have to implement support for incrementally fetching pages by hand, though. Signed-off-by: Sergio Durigan Junior <sergiodj@sergiodj.net>
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1 changed files with 49 additions and 51 deletions
100
discoursel.el
100
discoursel.el
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@ -55,9 +55,14 @@ posts manually and incrementally."
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(add-text-properties p (point)
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'(pre-tag t face discoursel-code-face))))
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(defun discoursel--get (endpoint)
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(defun discoursel--get (endpoint &optional args)
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(condition-case plzerror
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(plz 'get (concat discoursel-instance "/" endpoint ".json")
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(plz 'get (concat discoursel-instance "/" endpoint ".json"
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(when args
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(concat "?"
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(mapconcat (lambda (elt)
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(concat (car elt) "=" (cdr elt)))
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args "&"))))
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:as #'json-read)
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(plz-error
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(error "Could not query endpoint '%s': '%s'"
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@ -192,41 +197,15 @@ characters."
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'post-id post-id)
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(buffer-string))))))
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(defun discoursel--open-topic (&optional id)
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(interactive)
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(when (and (not (eq major-mode 'discoursel-mode))
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(not id))
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(user-error "You must be in a discoursel buffer"))
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(let* ((topic-id (number-to-string
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(or id (get-text-property (point) 'discoursel-topic-id))))
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(r (discoursel--get (concat "t/" topic-id)))
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(posts (alist-get 'posts (alist-get 'post_stream r)))
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(first-post (aref posts 0))
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(topic-slug (alist-get 'slug r))
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(topic-title (alist-get 'title r))
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(topic-date (alist-get 'created_at r))
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(topic-date-string
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(format-time-string "%c"
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(encode-time
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(parse-time-string topic-date))))
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(userid (alist-get 'user_id r))
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(participants (alist-get 'participants (alist-get 'details r)))
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(topic-username (alist-get 'username first-post))
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(topic-author-alist (seq-find (lambda (p)
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(string= (alist-get 'username p) topic-username))
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participants))
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; (topic-author (alist-get 'username topic-author-alist))
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(topic-flairname (alist-get 'name topic-author-alist))
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(topic-author (concat (alist-get 'display_username first-post) " ("(alist-get 'username first-post) ")"))
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(buf (discoursel-get-create-buffer topic-slug)))
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(switch-to-buffer buf)
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(defun discoursel-render-posts-from-topic (topic &optional start-idx)
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(let* ((posts (alist-get 'posts (alist-get 'post_stream topic)))
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(topic-slug (alist-get 'slug topic))
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(buf (discoursel-get-create-buffer topic-slug))
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(startidx (or start-idx 0)))
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(with-current-buffer buf
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(discoursel-topic-mode)
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(save-excursion
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(let ((inhibit-read-only t))
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(erase-buffer)
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(discoursel--insert-post first-post topic-title)
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(cl-loop for idx from 1 to (1- (length posts)) do
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(cl-loop for idx from startidx to (1- (length posts)) do
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(goto-char (point-max))
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(insert
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"\n"
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@ -235,23 +214,42 @@ characters."
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(shr-render-region (point-min) (point-max))
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(buffer-string)))
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(discoursel--insert-post (aref posts idx))))))))
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;; (save-excursion
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;; (insert
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;; (with-temp-buffer
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;; (insert (format (propertize "Title: %s\n" 'face 'message-header-name)
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;; (propertize topic-title 'face 'message-header-subject)))
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;; (insert (format (propertize "Author: %s\n" 'face 'message-header-name)
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;; (propertize topic-author 'face 'message-header-to)))
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;; (insert (format (propertize "Date: %s\n" 'face 'message-header-name)
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;; (propertize topic-date-string 'face 'message-header-other)))
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;; (insert "\n")
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;; (save-excursion
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;; (insert (alist-get 'cooked first-post)))
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;; (let ((shr-use-fonts nil)
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;; (shr-external-rendering-functions
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;; '((pre . discoursel--parse-pre))))
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;; (shr-render-region (point) (point-max)))
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;; (buffer-string))))))))
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(defun discoursel--fetch-all-posts-from-topic (topic-id number-of-pages)
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(cl-loop for page from 2 to number-of-pages do
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(with-delayed-message (2 (format "Rendering page %d out of %d..." page number-of-pages))
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(let* ((topic (discoursel--get (concat "t/" topic-id)
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`(("page" . ,(number-to-string page)))))
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(posts (alist-get 'posts (alist-get 'post_stream topic))))
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(discoursel-render-posts-from-topic topic)))))
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(defun discoursel--open-topic (&optional id)
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(interactive)
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(when (and (not (eq major-mode 'discoursel-mode))
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(not id))
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(user-error "You must be in a discoursel buffer"))
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(let* ((topic-id (number-to-string
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(or id (get-text-property (point) 'discoursel-topic-id))))
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(topic (discoursel--get (concat "t/" topic-id)))
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(posts (alist-get 'posts (alist-get 'post_stream topic)))
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(first-post (aref posts 0))
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(topic-slug (alist-get 'slug topic))
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(topic-title (alist-get 'title topic))
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(buf (discoursel-get-create-buffer topic-slug))
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(number-of-pages (ceiling (/ (float (alist-get 'posts_count topic))
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(float (alist-get 'chunk_size topic))))))
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(switch-to-buffer buf)
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(with-current-buffer buf
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(discoursel-topic-mode)
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(save-excursion
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(let ((inhibit-read-only t))
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(erase-buffer)
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(discoursel--insert-post first-post topic-title)
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(discoursel-render-posts-from-topic topic 1)
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(when (> number-of-pages 1)
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(if discoursel-fetch-all-posts-from-topic
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(discoursel--fetch-all-posts-from-topic topic-id number-of-pages)
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(message "TODO"))))))))
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(defun discoursel-open-topic (id)
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(interactive "nTopic ID: ")
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