143 lines
4.5 KiB
Bash
143 lines
4.5 KiB
Bash
default_theme=flats
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wallpaper_dir="$HOME/wallpapers"
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current_state_dir="$HOME/.local/state/blob/current"
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# ~/wallpapers is what the wallpaper picker and `blob wallpaper set` read, and
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# the checkout already carries the collection. Link it for the same reason
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# BLOB_PATH is a link: one copy, and edits in the checkout are live.
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link_wallpapers() {
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local source="$repo_dir/wallpapers"
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local current=""
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[[ -L $wallpaper_dir ]] && current="$(readlink -f "$wallpaper_dir")"
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if [[ $current == "$source" ]]; then
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say "ok wallpapers"
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return 0
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fi
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if [[ -d $wallpaper_dir && ! -L $wallpaper_dir ]] && [[ -n "$(ls -A "$wallpaper_dir")" ]]; then
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say "ok wallpapers (own directory kept)"
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return 0
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fi
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note_change
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if [[ $check == true ]]; then
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say "would link $wallpaper_dir -> $source"
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return 0
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fi
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[[ -d $wallpaper_dir && ! -L $wallpaper_dir ]] && rmdir "$wallpaper_dir"
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ln -sfn "$source" "$wallpaper_dir"
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say "link wallpapers -> $source"
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}
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# Without a theme there is no palette, no themed app config, and no background
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# for the shell to draw, so the first login lands on a black screen that looks
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# like a failed session. Applied headless: no shell and no session bus exist
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# while the installer runs.
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install_default_theme() {
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local current_name=""
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[[ -s $current_state_dir/theme.name ]] && current_name="$(cat "$current_state_dir/theme.name")"
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if [[ -n $current_name && -f $current_state_dir/theme/colors.toml ]]; then
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say "ok theme ($current_name)"
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return 0
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fi
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note_change
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if [[ $check == true ]]; then
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say "would apply the $default_theme theme"
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return 0
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fi
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if BLOB_PATH="$blob_path" BLOB_THEME_HEADLESS=1 PATH="$repo_dir/bin:$PATH" \
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blob-theme-set "$default_theme" >/dev/null; then
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say "theme $default_theme"
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else
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say "WARN could not apply the $default_theme theme"
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say " the session will come up without a palette; run 'blob theme set $default_theme'"
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fi
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}
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# Only a theme that ships its own backgrounds/ sets this link, and most ship
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# none: they are meant to leave the current wallpaper alone. On a first install
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# there is no current wallpaper, so pick one.
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install_default_background() {
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local link="$current_state_dir/background"
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local search="$wallpaper_dir"
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local first
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if [[ -e $link ]]; then
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say "ok background"
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return 0
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fi
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# --check writes nothing, so the wallpaper link is not there yet to look in.
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[[ -d $search ]] || search="$repo_dir/wallpapers"
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first="$(find -L "$search" -maxdepth 1 -type f \
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\( -iname '*.jpg' -o -iname '*.jpeg' -o -iname '*.png' -o -iname '*.webp' \) \
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2>/dev/null | sort | head -1)"
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if [[ -z $first ]]; then
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say "SKIP background (no image in $search)"
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return 0
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fi
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note_change
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if [[ $check == true ]]; then
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say "would set the background to $(basename "$first")"
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return 0
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fi
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ln -nsf "$first" "$link"
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say "bg $(basename "$first")"
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}
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# The theme pipeline renders one file per app into the current-theme directory,
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# but each app only ever reads its own config tree. These links are what join
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# the two. Without them a theme switch silently leaves the app on stock colors,
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# because nothing errors: the app just never sees the generated file.
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link_theme_file() {
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local theme_file="$1" dest="$2" label="$3"
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local target="$current_state_dir/theme/$theme_file"
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if [[ -L $dest ]] && [[ "$(readlink "$dest")" == "$target" ]]; then
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say "ok $label"
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return 0
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fi
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if [[ -e $dest && ! -L $dest ]] && [[ $force == false ]]; then
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note_change
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say "DIFF $label (own file kept; --force to replace)"
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return 0
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fi
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note_change
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if [[ $check == true ]]; then
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say "would link $label"
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return 0
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fi
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mkdir -p "$(dirname "$dest")"
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ln -nsf "$target" "$dest"
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say "link $label"
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}
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# btop reads color_theme = "current" out of its own themes directory, and
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# Neovim loads whatever theme.lua its plugin directory holds. Neovim is only
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# linked when that directory already exists: Blob ships no Neovim config, so
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# creating the tree would be inventing a layout the user has not chosen.
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link_app_themes() {
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link_theme_file btop.theme "$config_dir/btop/themes/current.theme" "btop theme"
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link_theme_file gtk.css "$config_dir/gtk-3.0/gtk.css" "gtk-3.0 theme"
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link_theme_file gtk.css "$config_dir/gtk-4.0/gtk.css" "gtk-4.0 theme"
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if [[ -d $config_dir/nvim/lua/plugins ]]; then
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link_theme_file neovim.lua "$config_dir/nvim/lua/plugins/theme.lua" "neovim theme"
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else
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say "SKIP neovim theme (no ~/.config/nvim/lua/plugins)"
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fi
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}
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