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syncthing-draw.el
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syncthing-draw.el
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;;; syncthing-draw.el --- Client for Syncthing -*- lexical-binding: t; -*-
;; SPDX-License-Identifier: GPL-3.0-or-later
;;; Commentary:
;;; Code:
(require 'cl-lib)
(require 'iso8601)
(require 'org-table)
(require 'subr-x)
(require 'widget)
(require 'wid-edit)
(require 'syncthing-common)
(require 'syncthing-constants)
(require 'syncthing-custom)
(require 'syncthing-faces)
(require 'syncthing-state)
(defun syncthing--draw-folders-header (&optional &key before after)
"Draw folder header with optional BEFORE and AFTER separator."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(when before
(widget-insert (syncthing--title "\n")))
(widget-insert (syncthing--title " Folders\n"))
(when after
(widget-insert (syncthing--title "\n")))))
(defun syncthing--draw-devices-header (&optional &key before after)
"Draw device header with optional BEFORE and AFTER separator."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(when before
(widget-insert (syncthing--title "\n")))
(widget-insert (syncthing--title " Devices\n"))
(when after
(widget-insert (syncthing--title "\n")))))
(defun syncthing--draw-logs-header (&optional &key before after)
"Draw log header with optional BEFORE and AFTER separator."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(when before
(widget-insert (syncthing--title "\n")))
(widget-insert (syncthing--title "✉ Logs\n"))
(when after
(widget-insert (syncthing--title "\n")))))
(defun syncthing--draw-changes-header (&optional &key before after)
"Draw log header with optional BEFORE and AFTER separator."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(when before
(widget-insert (syncthing--title "\n")))
(widget-insert (syncthing--title "⌛ Recent Changes\n"))
(when after
(widget-insert (syncthing--title "\n")))))
(defun syncthing--draw-folders (server)
"Draw folder widget in buffer from SERVER."
(syncthing-trace)
(let-alist (syncthing-server-data server)
(syncthing--draw-folders-header)
(cond ((>= .version 37)
(mapc (lambda (folder)
(syncthing--list-37-folder folder)
(widget-insert "\n"))
(sort (copy-alist .folders) #'syncthing--sort-folders))))))
(defun syncthing--draw-devices (server)
"Draw device widget in buffer from SERVER."
(syncthing-trace)
(let-alist (syncthing-server-data server)
(syncthing--draw-devices-header :before t)
(let (filtered)
(dolist (dev .devices)
(unless (string=
(alist-get 'deviceID dev)
(alist-get 'myID .system-status))
(push dev filtered)))
(cond ((>= .version 37)
(mapc (lambda (device)
(syncthing--list-37-device device)
(widget-insert "\n"))
(sort (copy-alist filtered)
#'syncthing--sort-devices)))))))
(defun syncthing--draw-logs (server)
"Draw logs widget in buffer from SERVER."
(syncthing-trace)
(let-alist (syncthing-server-data server)
(syncthing--draw-logs-header :before t)
(cond ((>= .version 37)
(syncthing--list-logs .logs)))))
(defun syncthing--draw-changes (server)
"Draw recent-changes widget in buffer from SERVER."
(syncthing-trace)
(let-alist (syncthing-server-data server)
(syncthing--draw-changes-header :before t)
(cond ((>= .version 37)
(syncthing--list-changes .changes)))))
(defun syncthing--list-logs (logs)
"Render LOGS as a widget."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(let (text)
(dolist (item (alist-get 'messages logs))
(let-alist item
(push (format "%s\t%s" .when .message) text)))
(widget-insert (string-join (reverse text) "\n")))))
(defun syncthing--list-changes (change)
"Render CHANGE as a widget."
(syncthing-trace)
(let ((data (syncthing-server-data syncthing-server)))
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(widget-insert
(with-temp-buffer
(let (text)
(push "|Device|Action|Type|Folder|Path|Time|" text)
(push "|-|-|-|-|-|-|" text)
(dolist (item change)
(let-alist (alist-get 'data item)
(push (format
"|%s|%s|%s|%s|%s|%s|"
(alist-get (intern `,.modifiedBy)
(alist-get 'device-map data))
.action .type .label .path
(format-time-string
"%F %T"
(encode-time
(iso8601-parse (alist-get 'time item)))))
text)))
(insert (string-join (reverse text) "\n")))
(org-mode)
(org-table-align)
(substring-no-properties (buffer-string)))))))
(defun syncthing--list-37-folder (folder)
"Render single FOLDER item in a widget."
(syncthing-trace)
(let* ((data (syncthing-server-data syncthing-server))
(name (alist-get 'label folder))
(id (alist-get 'id folder))
(paused (alist-get 'paused folder))
(type (alist-get 'type folder))
(path (alist-get 'path folder))
(devices (alist-get 'devices folder))
(completion
(alist-get
(intern `,id)
(alist-get
(intern `,(alist-get 'myID (alist-get 'system-status data)))
(syncthing-server-completion syncthing-server))))
(perc (or (alist-get 'completion completion) 0))
(order (alist-get 'order folder))
(stats (alist-get 'stats folder))
(text ""))
(when (and (syncthing-buffer-collapse-after-start syncthing-buffer)
(not (member id (syncthing-buffer-skip-fold-folders
syncthing-buffer))))
(push id (syncthing-buffer-fold-folders syncthing-buffer)))
(setq text
(format "%s %sFolder ID%s%s\n %sFolder Path%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
id
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
path))
(unless paused
(setq text
(format "%s %sGlobal State%s%s\n %sLocal State%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(format "%s %s %s"
(format
syncthing-format-count-local-files
(syncthing--num-group
(alist-get 'globalFiles (alist-get 'status folder))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator))
(format
syncthing-format-count-local-folders
(syncthing--num-group
(alist-get 'globalDirectories
(alist-get 'status folder))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator))
(format
syncthing-format-count-local-bytes
(syncthing--scale-bytes
(alist-get 'globalBytes
(alist-get 'status folder)) 2)))
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(format "%s %s %s"
(format
syncthing-format-count-local-files
(syncthing--num-group
(alist-get 'localFiles (alist-get 'status folder))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator))
(format
syncthing-format-count-local-folders
(syncthing--num-group
(alist-get 'localDirectories
(alist-get 'status folder))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator))
(format
syncthing-format-count-local-bytes
(syncthing--scale-bytes
(alist-get 'localBytes
(alist-get 'status folder)) 2))))))
(setq text
(format
"%s %sFolder Type%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(cond ((string= type "sendreceive") "Send & Receive")
((string= type "sendonly") "Send Only")
((string= type "receiveonly") "Receive Only")
((string= type "receiveencrypted") "Receive Encrypted"))))
(setq
text
(format
"%s %sRescans%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(format " %s %s"
(format (syncthing--sec-to-uptime
(alist-get 'rescanIntervalS folder)
:full (or (string= syncthing-header-uptime-type
syncthing-header-uptime-full)
(string= syncthing-header-uptime-type
syncthing-header-uptime-padded-full))
:pad (or (string= syncthing-header-uptime-type
syncthing-header-uptime-padded-short)
(string=
syncthing-header-uptime-type
syncthing-header-uptime-padded-full))))
(if (alist-get 'fsWatcherEnabled folder)
"Enabled" "Disabled"))))
(setq text
(format "%s %sFile Pull Order%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(cond ((string= order "random") "Random")
((string= order "alphabetic") "Alphabetic")
((string= order "smallestFirst") "Smallest First")
((string= order "largestFirst") "Largest First")
((string= order "oldestFirst") "Oldest First")
((string= order "newestFirst") "Newest First"))))
(setq text
(format "%s %sShared With%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(string-join
(mapcar (lambda (dev)
(alist-get
(intern `,(alist-get 'deviceID dev))
(alist-get 'device-map data)))
devices)
", ")))
(setq text
(format "%s %sLast Scan%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(format-time-string
"%F %T"
(encode-time
(iso8601-parse
(alist-get 'stateChanged
(alist-get 'status folder)))))))
(setq text
(format "%s ⇄%sLatest Change%s%s\n"
text
(syncthing--space syncthing-align-folder-headers)
(syncthing--space syncthing-align-folder-values)
(when stats
(concat
(if (alist-get 'deleted (alist-get 'lastFile stats))
"Deleted " "Updated ")
(if (file-name-extension
(alist-get 'filename
(alist-get 'lastFile stats)))
(let ((extn
(string-remove-prefix
"."
(file-name-extension
(alist-get 'filename
(alist-get 'lastFile stats))))))
(concat (file-name-sans-extension
(file-name-base
(alist-get 'filename
(alist-get 'lastFile stats))))
"." extn))
(file-name-base
(alist-get 'filename
(alist-get 'lastFile stats))))))))
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(widget-create
'push-button
:button-face "menu"
:button-suffix
(concat
" "
(syncthing--color-perc perc)
(format "%s%s"
(syncthing--bold
(format " %s" name))
(if paused (syncthing--italic " (Paused)") ""))
(unless (member id (syncthing-buffer-fold-folders syncthing-buffer))
(concat "\n" (syncthing--prop text))))
:action
`(lambda (&rest _event)
(if (member ,id (syncthing-buffer-fold-folders syncthing-buffer))
(progn
(setf (syncthing-buffer-fold-folders syncthing-buffer)
(delete ,id
(syncthing-buffer-fold-folders syncthing-buffer)))
(push ,id (syncthing-buffer-skip-fold-folders syncthing-buffer))
(save-excursion
(widget-delete (syncthing--get-widget (point)))
(syncthing--list-37-folder ',folder)))
(progn
(push ,id (syncthing-buffer-fold-folders syncthing-buffer))
(setf (syncthing-buffer-skip-fold-folders syncthing-buffer)
(delete ,id (syncthing-buffer-skip-fold-folders
syncthing-buffer)))
(save-excursion
(widget-delete (syncthing--get-widget (point)))
(syncthing--list-37-folder ',folder)))))
(if (member id (syncthing-buffer-fold-folders syncthing-buffer))
(syncthing--bold ">")
(syncthing--bold "v"))))))
(defun syncthing--list-37-device (device)
"Render single DEVICE item in a widget."
(syncthing-trace)
(let* ((name (alist-get 'name device))
(id (alist-get 'deviceID device))
(paused (alist-get 'paused device))
(addresses (alist-get 'addresses device))
(conns (alist-get
'connections
(alist-get 'connections
(syncthing-server-data syncthing-server))))
(stats (alist-get 'stats device))
(compression (alist-get 'compression device))
(completion
(alist-get
'aggregate
(alist-get (intern `,id)
(syncthing-server-completion syncthing-server))))
(text "")
(conn-type "Disconnected")
(sync-state 0)
dev-conn
connected
folders)
(dolist (item conns)
(when (string= id (car item))
(setq dev-conn (cdr item))))
(when dev-conn
(setq connected (alist-get 'connected dev-conn))
(when connected
(alist-get 'connected dev-conn)
(cond ((string-match "relay" (alist-get 'type dev-conn))
(setq conn-type "Relay"))
((string-match "quic" (alist-get 'type dev-conn))
(setq conn-type "QUIC"))
((string-match "tcp" (alist-get 'type dev-conn))
(setq conn-type "TCP")))
(setq conn-type
(concat conn-type
(if (alist-get 'isLocal dev-conn) " LAN" " WAN")))))
(setq sync-state
(* 100 (- 1 (/ (alist-get 'needBytes completion)
(syncthing--maybe-float
(if (not (eq 0 (alist-get 'globalBytes completion)))
(alist-get 'globalBytes completion)
1) 1)))))
(when (and (syncthing-buffer-collapse-after-start syncthing-buffer)
(not (member id (syncthing-buffer-skip-fold-devices
syncthing-buffer))))
(push id (syncthing-buffer-fold-devices syncthing-buffer)))
(dolist (folder-cfg (alist-get 'folders
(syncthing-server-data syncthing-server)))
(dolist (dev-cfg (alist-get 'devices folder-cfg))
(when (string= id (alist-get 'deviceID dev-cfg))
(push (alist-get 'label folder-cfg) folders))))
(if connected
(setq text
(concat text
(format " %sDownload Rate%s%s\n"
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(syncthing--bytes-to-rate
(or (alist-get 'rate-download device) -1)))
(format " %sUpload Rate%s%s\n"
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(syncthing--bytes-to-rate
(or (alist-get 'rate-upload device) -1)))))
(setq text
(format "%s %sLast seen%s%s\n %sSync Status%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(format-time-string
"%F %T"
(encode-time (iso8601-parse (alist-get 'lastSeen stats))))
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(if (< (floor sync-state) 100)
(format "Out of Sync (%.2f%%)" sync-state)
"Up to Date")))
(when (< (floor sync-state) 100)
(setq text
(format "%s ⇄%sOut of Sync Items%s%s items, ~%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(syncthing--num-group
(+ (alist-get 'needItems completion)
(alist-get 'needDeletes completion))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator)
(syncthing--scale-bytes
(alist-get 'needBytes completion) 2)))))
(setq text
(format "%s %sAddress%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(or (unless (string= "" (alist-get 'address dev-conn))
(alist-get 'address dev-conn))
(string-join
addresses
(format "\n%s"
(syncthing--space
syncthing-align-device-values))))))
(when connected
(setq text
(format
"%s %sConnection Type%s%s\n %sNumber of Connections%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
conn-type
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(+ 1 (length (alist-get 'secondary dev-conn))))))
(setq text
(format "%s %sCompression%s%s\n %sIdentification%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(cond ((string= compression "always") "All Data")
((string= compression "metadata") "Metadata Only")
((string= compression "never") "Off"))
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(substring id 0 syncthing-device-short-length)))
(when (alist-get 'connected dev-conn)
(setq text
(format "%s %sVersion%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(alist-get 'clientVersion dev-conn))))
(setq text
(format "%s %sFolders%s%s\n"
text
(syncthing--space syncthing-align-device-headers)
(syncthing--space syncthing-align-device-values)
(string-join
folders
(format "\n%s"
(syncthing--space syncthing-align-device-values)))))
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(widget-create
'push-button
:button-face "menu"
:button-suffix
(concat
" "
(syncthing--color-perc (alist-get 'completion completion))
(format "%s%s"
(syncthing--bold
(format " %s" name))
(if paused (syncthing--italic " (Paused)") ""))
(unless (member id (syncthing-buffer-fold-devices syncthing-buffer))
(concat "\n" (syncthing--prop text))))
:action
`(lambda (&rest _event)
(if (member ,id (syncthing-buffer-fold-devices syncthing-buffer))
(progn
(setf (syncthing-buffer-fold-devices syncthing-buffer)
(delete ,id
(syncthing-buffer-fold-devices syncthing-buffer)))
(push ,id (syncthing-buffer-skip-fold-devices syncthing-buffer))
(save-excursion
(widget-delete (syncthing--get-widget (point)))
(syncthing--list-37-device ',device)))
(progn
(push ,id (syncthing-buffer-fold-devices syncthing-buffer))
(setf (syncthing-buffer-skip-fold-devices syncthing-buffer)
(delete ,id (syncthing-buffer-skip-fold-devices
syncthing-buffer)))
(save-excursion
(widget-delete (syncthing--get-widget (point)))
(syncthing--list-37-device ',device)))))
(if (member id (syncthing-buffer-fold-devices syncthing-buffer))
(syncthing--bold ">")
(syncthing--bold "v"))))))
(defun syncthing--header-line (server)
"Return SERVER `header-line-format' string."
(syncthing-trace)
(let* ((data (syncthing-server-data server))
(uptime
(alist-get 'uptime (alist-get 'system-status data)))
line)
(dolist (item syncthing-header-items)
(when (string= item syncthing-header-rate-download)
(push (syncthing--rate-download
(format syncthing-format-rate-download
(syncthing--bytes-to-rate
(or (alist-get 'rate-download data) -1))))
line))
(when (string= item syncthing-header-rate-upload)
(push (syncthing--rate-upload
(format syncthing-format-rate-upload
(syncthing--bytes-to-rate
(or (alist-get 'rate-upload data) -1))))
line))
(when (string= item syncthing-header-count-local-files)
(push (syncthing--count-local-files
(format
syncthing-format-count-local-files
(syncthing--num-group
(cl-reduce
#'+ (alist-get 'folders data)
:key (lambda (folder)
(alist-get 'localFiles
(alist-get 'status folder) 0)))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator)))
line))
(when (string= item syncthing-header-count-local-folders)
(push (syncthing--count-local-folders
(format
syncthing-format-count-local-folders
(syncthing--num-group
(cl-reduce
#'+ (alist-get 'folders data)
:key (lambda (folder)
(alist-get 'localDirectories
(alist-get 'status folder) 0)))
:dec-sep syncthing-decimal-separator
:ths-sep syncthing-thousands-separator)))
line))
(when (string= item syncthing-header-count-local-bytes)
(push (syncthing--count-local-bytes
(format
syncthing-format-count-local-bytes
(syncthing--scale-bytes
(cl-reduce
#'+ (alist-get 'folders data)
:key (lambda (folder)
(alist-get 'localBytes
(alist-get 'status folder) 0)))
1)))
line))
(when (string= item syncthing-header-count-listeners)
(push (syncthing--count-listeners
(format
syncthing-format-count-listeners
(format
"%s/%s"
(cl-reduce
#'+ (alist-get 'connectionServiceStatus
(alist-get 'system-status data))
:key (lambda (disc) (if (alist-get 'error (cdr disc)) 0 1)))
(length (alist-get 'connectionServiceStatus
(alist-get 'system-status data))))))
line))
(when (string= item syncthing-header-count-discovery)
(push (syncthing--count-discovery
(format
syncthing-format-count-discovery
(format
"%s/%s"
(cl-reduce
#'+ (alist-get 'discoveryStatus
(alist-get 'system-status data))
:key (lambda (disc) (if (alist-get 'error (cdr disc)) 0 1)))
(length (alist-get 'discoveryStatus
(alist-get 'system-status data))))))
line))
(when (string= item syncthing-header-uptime)
(push (syncthing--uptime
(format syncthing-format-uptime
(syncthing--sec-to-uptime
uptime
:full (or (string= syncthing-header-uptime-type
syncthing-header-uptime-full)
(string=
syncthing-header-uptime-type
syncthing-header-uptime-padded-full))
:pad (or (string= syncthing-header-uptime-type
syncthing-header-uptime-padded-short)
(string=
syncthing-header-uptime-type
syncthing-header-uptime-padded-full)))))
line))
(when (string= item syncthing-header-my-id)
(push (syncthing--my-id
(format syncthing-format-my-id
(substring
(alist-get 'myID (alist-get 'system-status data)
"n/a") 0 syncthing-device-short-length)))
line))
(when (string= item syncthing-header-version)
(push (format syncthing-format-version
(alist-get 'system-version data "n/a"))
line)))
(if line (string-join (reverse line) " ") nil)))
(defun syncthing--draw-buffer (server)
"Setup widgets and draw other buffer items for SERVER."
(syncthing-trace)
(save-window-excursion
(switch-to-buffer
(get-buffer-create (syncthing-buffer-name syncthing-buffer)))
(widget-setup)
(setq header-line-format (syncthing--header-line server))
;; header drawing messes up with cursor position, reset to 0,0
(goto-char (or (syncthing-buffer-point syncthing-buffer) 0))))
(defun syncthing--draw (server)
"Setup buffer and draw widgets for SERVER."
(syncthing-trace)
(when (syncthing-buffer-initialized syncthing-buffer)
(setf (syncthing-buffer-point syncthing-buffer) (point)))
(let ((inhibit-read-only t))
(erase-buffer))
(syncthing--draw-folders server)
(syncthing--draw-devices server)
(when syncthing-display-changes
(syncthing--draw-changes server))
(when syncthing-display-logs
(syncthing--draw-logs server))
(syncthing--draw-buffer server)
(setf (syncthing-buffer-initialized syncthing-buffer) t))
(provide 'syncthing-draw)
;;; syncthing-draw.el ends here