# ===== init completion
autoload -Uz compinit && compinit -d ~/.zsh/cache/zcompdump
zmodload -i zsh/complist

# ===== setopts
# allow completion from within a word or phrase
setopt complete_in_word
# always complete and display matches immediately after pressing <Tab>
setopt no_list_ambiguous
# when completing from the middle of a word, move the cursor to the end.
setopt always_to_end
# always show completion menu on successive tab press.
# (needs unsetopt menu_complete to work)
setopt auto_menu
# do not autoselect the first completion entry
unsetopt menu_complete

# ===== completion options
# Enable completion caching, use rehash to clear
zstyle ':completion::complete:*' use-cache on
zstyle ':completion::complete:*' cache-path ~/.zsh/cache/$HOST

# Fallback to built in ls colors
#zstyle ':completion:*' list-colors ''
zstyle ':completion:*' list-colors "${(@s.:.)LS_COLORS}"

# Make the list prompt friendly
zstyle ':completion:*' list-prompt '%SAt %p: Hit TAB for more, or the character to insert%s'

# Make the selection prompt friendly when there are a lot of choices
zstyle ':completion:*' select-prompt '%SScrolling active: current selection at %p%s'

# Add simple colors to kill
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;34=0=01'

# list of completers to use
zstyle ':completion:*::::' completer _expand _complete _ignored _approximate

zstyle ':completion:*' menu select=1 _complete _ignored _approximate

# insert all expansions for expand completer
# zstyle ':completion:*:expand:*' tag-order all-expansions
  
# match uppercase from lowercase
zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}'
   
# offer indexes before parameters in subscripts
zstyle ':completion:*:*:-subscript-:*' tag-order indexes parameters

# formatting and messages
zstyle ':completion:*' verbose yes
zstyle ':completion:*:descriptions' format '%B%d%b'
zstyle ':completion:*:messages' format '%d'
zstyle ':completion:*:warnings' format 'No matches for: %d'
zstyle ':completion:*:corrections' format '%B%d (errors: %e)%b'
zstyle ':completion:*' group-name ''
    
# ignore completion functions (until the _ignored completer)
zstyle ':completion:*:functions' ignored-patterns '_*'
zstyle ':completion:*:scp:*' tag-order files users 'hosts:-host hosts:-domain:domain hosts:-ipaddr"IP\ Address *'
zstyle ':completion:*:scp:*' group-order files all-files users hosts-domain hosts-host hosts-ipaddr
zstyle ':completion:*:ssh:*' tag-order users 'hosts:-host hosts:-domain:domain hosts:-ipaddr"IP\ Address *'
zstyle ':completion:*:ssh:*' group-order hosts-domain hosts-host users hosts-ipaddr
zstyle '*' single-ignored show

# apt-get recommendations
#if [[ $HAS_APT -eq 1 ]]; then
#	source /etc/zsh_command_not_found
#fi