feat: add notify command, modify sidekick with tmux

fish/functions/_notify_emit.fish

@@ -0,0 +1,7 @@
+function _notify_emit --argument-names title body
+    if set -q TMUX
+        printf '\ePtmux;\e\e]777;notify;%s;%s\a\e\\' "$title" "$body"
+    else
+        printf '\e]777;notify;%s;%s\a' "$title" "$body"
+    end
+end

fish/functions/_notify_human_duration.fish

@@ -0,0 +1,13 @@
+function _notify_human_duration --argument-names ms
+    test -z "$ms"; and set ms 0
+    set -l s (math --scale=0 $ms / 1000)
+    if test $s -lt 1
+        echo {$ms}ms
+    else if test $s -lt 60
+        echo {$s}s
+    else if test $s -lt 3600
+        echo (math --scale=0 $s / 60)m(math $s % 60)s
+    else
+        echo (math --scale=0 $s / 3600)h(math --scale=0 ($s % 3600) / 60)m
+    end
+end

fish/functions/notify-done.fish

@@ -0,0 +1,24 @@
+function notify-done --description '前置包装：运行命令并在完成时发送 OSC 777 通知'
+    if test (count $argv) -eq 0
+        echo "Usage: notify-done <command> [args...]" >&2
+        return 2
+    end
+
+    set -l start (date +%s)
+    $argv
+    set -l rc $status
+    set -l elapsed (math (date +%s) - $start)
+    set -l human (_notify_human_duration (math $elapsed \* 1000))
+
+    set -l label
+    if test $rc -eq 0
+        set label "完成: $argv[1]"
+    else
+        set label "失败 exit=$rc: $argv[1]"
+    end
+
+    set -l body "$human · "(hostname -s)" · "(string join ' ' $argv)
+
+    _notify_emit "$label" "$body"
+    return $rc
+end

fish/functions/notify.fish

@@ -0,0 +1,18 @@
+function notify --description '发送 OSC 777 通知；无参时复用上一条命令的状态与耗时'
+    set -l rc $status
+    set -l dur $CMD_DURATION
+
+    set -l label
+    if test (count $argv) -gt 0
+        set label (string join ' ' $argv)
+    else if test $rc -eq 0
+        set label "完成"
+    else
+        set label "失败 exit=$rc"
+    end
+
+    set -l body (_notify_human_duration $dur)" · "(hostname -s)" · "(pwd | string replace $HOME '~')
+
+    _notify_emit "$label" "$body"
+    return $rc
+end