From bb97b996f1c3443d51df17a1b489da67315890d1 Mon Sep 17 00:00:00 2001
From: Ulysse Buonomo <buonomo.ulysse@gmail.com>
Date: Wed, 9 Nov 2022 02:05:25 +0100
Subject: [PATCH] Updated Examples (markdown)

---
 Examples.md | 139 +++++++++++++++++++++++++++++++---------------------
 1 file changed, 82 insertions(+), 57 deletions(-)

diff --git a/Examples.md b/Examples.md
index 221040b..13c990e 100644
--- a/Examples.md
+++ b/Examples.md
@@ -1235,66 +1235,91 @@ bcp() {
 ```
 
 ```sh
-# Search and Install a formula or cask (enter to install)
-# needs zsh, jq, curl
-brewi() {
-	brewi_fetch() {
-		local url="$1"
-		local cache_key="$2"
-		local cache_folder="$HOME/.brewi.cache"
-		local file="$cache_folder/$cache_key"
-		if [[ "$file"(Nm-14) != "$file" ]]; then
-			2>& echo "Older than 2 weeks, cache reloading..."
-			mkdir -p $cache_folder
-			curl -s "$url" > "$file"
-		fi
-		echo "$file"
-	}
+# Fully manage brew installation and suppression, and then some.
+# needs zsh, jq, fzf, bat
+# Inspired by:
+# - https://github.com/raycast/extensions/tree/main/extensions/brew
+# - https://github.com/junegunn/fzf/wiki/examples#dnf
 
-	local formula_file=$(brewi_fetch 'https://formulae.brew.sh/api/formula.json' 'formula')
-	local cask_file=$(brewi_fetch 'https://formulae.brew.sh/api/cask.json' 'cask')
+readonly wait_click="echo $'\n\e[34mPress any key to continue...' && read -rsk 1"
+readonly jq_all='
+	(. | map(.cask_tokens) | flatten | map(split("/")[-1] + " (cask)"))[]
+	, (. | map(.formula_names) | flatten)[]
+'
 
-	{
-		jq --raw-output '.[] | .name' $formula_file
-		jq --raw-output '.[] | .token + " (cask)"' $cask_file
-	 } | sort | \
-		fzf --reverse \
-			--prompt="Brew Install " \
-			--bind="enter:execute(
-				if [[ '{2}' == '(cask)' ]]; then
-					brew install --cask {1}
-				else
-					brew install {1}
-				fi
-				echo $'\n\e[34mPress any key to continue...' && read -rsk 1)+first+clear-query" \
-			--preview='brew info {1} | bat --color=always --language=Markdown --style=plain' \
-			--preview-window='bottom,wrap,<13(right)'
-}
-```
+readonly jq_installed='(.formulae[] | .name), (.casks[] | .token + " (cask)")'
+
+readonly tmp_file="$(mktemp)"
+trap "rm -f $tmp_file" EXIT
+
+readonly reload="reload%case \$(cat $tmp_file) in
+	install) { echo Install mode; brew tap-info --json --installed | jq --raw-output '$jq_all' | sort } ;;
+	*) { echo Remove mode; brew info --json=v2 --installed | jq --raw-output '$jq_installed' | sort } ;;
+esac%"
+
+
+readonly state="cat $tmp_file"
+
+readonly nextstate="execute-silent%case \$(cat $tmp_file) in install) echo rm > $tmp_file ;; *) echo install > $tmp_file ;; esac%"
+
+readonly bold="\e[1m"
+readonly reset="\e[0m"
+readonly italic="\e[3m"
+readonly gray="\e[30m"
+readonly c="\e[1;36m"
+readonly d="\e[1;37m"
+
+readonly help="\
+\
+${bold}${c}[${d}B${c}]${d}rew ${c}[${d}I${c}]${d}nteractive${reset}
+
+${italic}Tab${reset}     Switch between install mode and remove mode
+${italic}Enter${reset}   Select formula or cask for installation or deletion (depends on mode)
+
+${italic}ctrl-s${reset}  Show formula or cask installation [s]ource code
+${italic}ctrl-j${reset}  Show formula or cask [J]SON information
+${italic}crtl-e${reset}  [E]dit formula or cask source code
+
+${italic}?${reset}       Help (this page)
+${italic}ESC${reset}     Quit
+
+
+It is also advised you use auto-updates, this can be done with:
+
+    brew autoupdate start --upgrade --cleanup --enable-notification
+
+"
+
+echo install > $tmp_file
+
+{ echo "Install mode (? for help)"; brew tap-info --json --installed | jq --raw-output "$jq_all" | sort } |
+	fzf --reverse --header-lines=1  --header-first --prompt="$ " \
+		--bind="enter:execute(
+			if [[ '{2}' == '(cask)' ]]; then
+				brew \$($state) --cask {1}
+			else
+				brew \$($state) {1}
+			fi
+			$wait_click)+$reload" \
+		--bind='ctrl-s:preview(
+			bat --color=always $(brew edit --print-path {1}) --style=header
+		)' \
+		--bind="ctrl-j:preview:brew info --json=v2 {1} | jq '
+			(.formulae + .casks)[0] | with_entries(select(try (.value | length > 0)))
+		' | bat --plain --language=json --color=always" \
+		--bind="ctrl-e:execute:
+			EDITOR='code --wait' brew edit {1}
+			bat --color=always --language=markdown --plain <<-MD
+				To install the formulae (or cask) you edited with your changes, use:
+
+				    brew reinstall --build-from-source {1}
+			MD
+			$wait_click" \
+		--bind="tab:$nextstate+$reload" \
+		--bind="?:preview:printf '$help'" \
+		--preview='brew info {1} | bat --color=always --language=Markdown --style=plain' \
+		--preview-window='bottom,wrap,<13(right)'
 
-```sh
-# Uninstall a formula or cask (on enter)
-# needs zsh, jq
-brewr() {
-	brew info --json=v2 --installed |
-		jq --raw-output '
-			(.formulae[] | .name),
-			(.casks[] | .token + " (cask)")
-		' | \
-		sort | \
-		fzf --reverse \
-			--prompt="Brew Remove " \
-			--bind="enter:execute(
-				if [[ '{2}' == '(cask)' ]]; then
-					brew uninstall --cask {1}
-				else
-					brew uninstall {1}
-				fi
-				echo $'\n\e[34mPress any key to continue...' && read -rsk 1 && printf '\n'
-			)+first+clear-query" \
-			--preview='brew info {1} | bat --color=always --language=Markdown --style=plain' \
-			--preview-window='bottom,wrap,<13(right)'
-}
 ```