From d8e18d81ec602e9eb851c319762477b38b23cece Mon Sep 17 00:00:00 2001
From: Robin Candau <53110319+Antiz96@users.noreply.github.com>
Date: Sat, 13 Apr 2024 11:59:39 +0000
Subject: [PATCH] Add shell completions for bash, zsh and fish (#50)

This PR aims to introduce basic shell completions for bash, zsh and fish for the zaman command.
---
 Makefile                   |  5 +++++
 res/completions/zaman.bash | 13 +++++++++++++
 res/completions/zaman.fish |  7 +++++++
 res/completions/zaman.zsh  | 12 ++++++++++++
 4 files changed, 37 insertions(+)
 create mode 100644 res/completions/zaman.bash
 create mode 100644 res/completions/zaman.fish
 create mode 100644 res/completions/zaman.zsh

diff --git a/Makefile b/Makefile
index cd3df6c..5629970 100644
--- a/Makefile
+++ b/Makefile
@@ -10,6 +10,11 @@ install:
 	# Install the main script
 	install -Dm 755 "src/script/${pkgname}.sh" "${DESTDIR}${PREFIX}/bin/${pkgname}"
 
+	# Install shell completions
+	install -Dm 644 "res/completions/${pkgname}.bash" "${DESTDIR}${PREFIX}/share/bash-completion/completions/${pkgname}"
+	install -Dm 644 "res/completions/${pkgname}.zsh" "${DESTDIR}${PREFIX}/share/zsh/site-functions/_${pkgname}"
+	install -Dm 644 "res/completions/${pkgname}.fish" "${DESTDIR}${PREFIX}/share/fish/vendor_completions.d/${pkgname}.fish"
+
 	# Archive and install man pages
 	gzip -c "doc/man/${pkgname}.1" > "${pkgname}.1.gz"
 	install -Dm 644 "${pkgname}.1.gz" "${DESTDIR}${PREFIX}/share/man/man1/${pkgname}.1.gz"
diff --git a/res/completions/zaman.bash b/res/completions/zaman.bash
new file mode 100644
index 0000000..2b2828e
--- /dev/null
+++ b/res/completions/zaman.bash
@@ -0,0 +1,13 @@
+_zaman() {
+	local arg="${2}"
+	local -a opts 
+	opts=('-m --menu
+	       -o --output
+	       -O --save
+	       -h --help
+	       -V --version')
+
+	COMPREPLY=( $(compgen -W "${opts[*]}" -- "${arg}") )
+}
+
+complete -F _zaman zaman
diff --git a/res/completions/zaman.fish b/res/completions/zaman.fish
new file mode 100644
index 0000000..cfebe1d
--- /dev/null
+++ b/res/completions/zaman.fish
@@ -0,0 +1,7 @@
+complete -c zaman -f
+
+complete -c zaman -s m -l menu -d 'Print a menu via rofi or dmenu that lists every man pages to choose from (default operation)'
+complete -c zaman -s o -l output -d '(Args <man page> <file>) Save <man page> into the <file> PDF file'
+complete -c zaman -s O -l save -d '(Arg <man page>) Save <man page> into the "man_<man page>.pdf" file in the current directory'
+complete -c zaman -s h -l help -d 'Display the help message'
+complete -c zaman -s V -l version -d 'Display version information'
diff --git a/res/completions/zaman.zsh b/res/completions/zaman.zsh
new file mode 100644
index 0000000..09e2255
--- /dev/null
+++ b/res/completions/zaman.zsh
@@ -0,0 +1,12 @@
+#compdef zaman
+
+local -a opts
+opts=(
+    {-m,--menu}'[Print a menu via rofi or dmenu that lists every man pages to choose from (default operation)]'
+    {-o,--output}'[(Args <man page> <file>) Save <man page> into the <file> PDF file]'
+    {-O,--save}'[(Arg <man page>) Save <man page> into the "man_<man page>.pdf" file in the current directory]'
+    {-h,--help}'[Display the help message]'
+    {-V,--version}'[Display version information]'
+)
+
+_arguments $opts