zsh: improve fgitlog, make it a function

aliases.sh

@@ -83,7 +83,6 @@ alias venv='source .venv/bin/activate'
 
 # Run fzf with file preview
 alias pf="fzf --preview='BAT_STYLE='header,changes' bat --color=always {}' --bind shift-up:preview-page-up,shift-down:preview-page-down"
-alias fgitlog="git log --oneline | fzf --multi --preview 'git -p show --color=always {+1}'"
 
 # dvc
 alias dst='dvc status'

functions.sh

@@ -300,6 +300,28 @@ function retry() {
 # Creats a gitignore for the given argument (e.g. python, cpp, etc)
 function gi() { curl -sL https://www.toptal.com/developers/gitignore/api/$@; }
 
+# Runs git log with fzf with preview
+compdef _git fgitlog=git-log
+function fgitlog() {
+    git log --oneline $@ | fzf --multi --preview 'git -p show --color=always {+1}' --preview-window=right,60%
+}
+
+compdef _git fgitlog=git-log
+git-commit-show() {
+    git log --graph --color=always --format="%C(auto)%h%d %s %C(black)%C(bold)%cr" |
+        fzf --ansi --no-sort --reverse --tiebreak=index --preview \
+            'f() {
+                set -- $(echo -- "$@" | grep -o "[a-f0-9]\{7\}")
+                [ $# -eq 0 ] || git show --color=always $1
+            }
+            f {}' \
+            --bind "j:down,k:up,alt-j:preview-down,alt-k:preview-up,ctrl-f:preview-page-down,ctrl-b:preview-page-up,q:abort,ctrl-m:execute:
+                (grep -o '[a-f0-9]\{7\}' | head -1 |
+                xargs -I % sh -c 'git show --color=always % | less -R') << 'FZF-EOF'
+                {} FZF-EOF" \
+            --preview-window=right:60%
+}
+
 # dotfiles user functions
 if [[ -f $HOME/.dotfiles_functions ]]; then
     source "$HOME/.dotfiles_functions"