Adding update-atuin, improving update-nvim

_home/private_dot_local/bin/executable_update-atuin

@@ -0,0 +1,32 @@
+#! /usr/bin/env bash
+
+set -e
+
+BASE_0=${BASE_0:-$0}
+BASE_SHELL=$(basename "$SHELL")
+
+#! /usr/bin/env bash
+
+_update-atuin() { (
+    set -e
+
+    local LatestURL="$(
+        get-github-release.sh \
+            atuinsh/atuin \
+            latest atuin-x86_64-unknown-linux-musl.tar.gz \
+            | grep -E 'tar\.gz$'
+    )"
+    local dlPath="$(mktemp --directory --suffix atuin)"
+    local appPath="$HOME/.local/bin"
+    printf 'Downloading from %s... ' "${LatestURL#*/download/}"
+    curl -sLO --output-dir "$dlPath" "$LatestURL" && printf 'Done'
+    printf '\n'
+    ( cd "$dlPath"; curl -sL "$LatestURL.sha256" | sha256sum --check )
+    ( cd "$appPath"; tar zxf "$dlPath"/*.tar.gz --strip-components=1 --no-anchored 'atuin' )
+    rm -R "$dlPath"
+
+    printf '%s\n' \
+        'atuin binary installed, please restart you shell'
+); }
+
+_update-atuin "${@}"

_home/private_dot_local/bin/executable_update-nvim

@@ -10,19 +10,48 @@ _update-nvim() {
         neovim/neovim latest appimage \
         | grep appimage\$
     )"
-    local appPath="${HOME}/.local/bin/nvim.AppImage"
+    local appDir="${HOME}/.local/bin"
+    if [ "$USER" = "root" ]; then
+        appDir="${HOME}/usr-local-bin"
+        while umount --types overlay /usr/local/bin 2>/dev/null; do
+            :
+        done
+        mkdir -pm 755 "$appDir" \
+            && mount -t overlay overlay -o "lowerdir=$appDir:/usr/local/bin" /usr/local/bin
+        update-alternatives --remove vim.tiny /usr/bin/vim.tiny
+    fi
+    local appPath="${appDir}/nvim.AppImage"
 
-    rm "${HOME}/.local/bin/"{nvim.AppImage,nvim,vi,vim} 2>/dev/null || true
+    rm "${appDir}/"{nvim.AppImage,nvim,vi,vim,vim.tiny,vimdiff} 2>/dev/null || true
 
     printf 'Downloading from %s... ' "${LatestURL#*/download/}"
     curl -sLo "$appPath" "$LatestURL" && printf 'Done'
     printf '\n'
     chmod +x "$appPath"
 
-    ln -rs "$appPath" "${HOME}/.local/bin/nvim" 
+    ln -rs "$appPath" "${appDir}/nvim"
-    ln -rs "$appPath" "${HOME}/.local/bin/vi" 
+    ln -rs "$appPath" "${appDir}/vi"
-    ln -rs "$appPath" "${HOME}/.local/bin/vim" 
+    ln -rs "$appPath" "${appDir}/vim"
+    ln -rs "$appPath" "${appDir}/vim.tiny"
+    ln -rs "$appPath" "${appDir}/vimdiff"
+
+    if [ "$USER" = "root" ]; then
+        update-alternatives --install /usr/bin/editor editor "$appPath" 110
+        update-alternatives --install /usr/bin/edit edit "$appPath" 110
+        update-alternatives --install /usr/bin/ex ex "$appPath" 110
+        update-alternatives --install /usr/bin/vi vi "$appPath" 110
+        update-alternatives --install /usr/bin/view view "$appPath" 110
+        update-alternatives --install /usr/bin/vim vim "$appPath" 110
+        update-alternatives --install /usr/bin/vimdiff vimdiff "$appPath" 110
+        update-alternatives --set editor "$appPath"
+        update-alternatives --set edit "$appPath"
+        update-alternatives --set ex "$appPath"
+        update-alternatives --set vi "$appPath"
+        update-alternatives --set view "$appPath"
+        update-alternatives --set vim "$appPath"
+        update-alternatives --set vimdiff "$appPath"
+
+    fi
 }
 
 _update-nvim "${@}"
-