Ctrl+R with merged zsh history

Author: purarue

jobs/all/cache_zsh_history.job

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -o pipefail
+
+evry 1 day -cache-zsh-history && {
+	printlog 'cache_zsh_history: updating zsh history cache...'
+	hpi query my.zsh.history -s --order-key dt --reverse | jq '.command' | unique | sponge "${HOME}/.cache/ctrl_r_zsh_history" || send-error 'couldnt update zsh history'
+}

scripts/fc-all-zsh-history

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -o pipefail
+
+{
+	parse-zsh-history --reverse | jq '.command' | unique
+	cat "${HOME}/.cache/ctrl_r_zsh_history"
+} | unique

scripts/fzf_history_widget.zsh

@@ -0,0 +1,17 @@
+# override the CTRL+R widget using my hpi zsh history
+# combines/merges (w/ a cache) zsh history from all my machines
+
+fzf-history-widget() {
+	local selected num
+	setopt localoptions noglobsubst noposixbuiltins pipefail no_aliases 2>/dev/null
+	selected="$(fc-all-zsh-history | awk '{ cmd=$0; sub(/^[ \t]*[0-9]+\**[ \t]+/, "", cmd); if (!seen[cmd]++) print $0 }' |
+    FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} ${FZF_DEFAULT_OPTS-} -n2..,.. --scheme=history --bind=ctrl-r:toggle-sort,ctrl-z:ignore ${FZF_CTRL_R_OPTS} --query=${(qqq)LBUFFER} +m" $(__fzfcmd))"
+	local ret=$?
+	if [[ -n "$selected" ]]; then
+		# use jq -r to expand newlines
+		BUFFER="$(jq -r <<<"$selected")"
+	fi
+	zle end-of-line
+	zle reset-prompt
+	return $ret
+}

scripts/parse-zsh-history

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import sys
+import os
+from pathlib import Path
+from typing import Optional
+
+import click
+from my.zsh import _parse_file
+from my.core.serialize import dumps
+from more_itertools import always_reversible
+
+
+default: Path = Path(os.environ.get("ZDOTDIR", Path.home())) / ".zsh_history"
+
+
+@click.command()
+@click.option("--reverse/--no-reverse", required=False, is_flag=True, default=False)
+@click.argument(
+    "ZSH_HIST_FILE",
+    type=click.Path(exists=True, path_type=Path),
+    required=True,
+    default=default,
+)
+def main(reverse: bool, zsh_hist_file: Path) -> None:
+    """
+    Parses your current zsh history file as JSON
+    """
+    res = _parse_file(zsh_hist_file)
+    if reverse:
+        res = always_reversible(res)
+    for item in res:
+        sys.stdout.write(dumps(item))
+        sys.stdout.write("\n")
+    sys.stdout.flush()
+
+
+if __name__ == "__main__":
+    main()