refactor: rename to viu

viu/cli/commands/completions.py

@@ -0,0 +1,141 @@
+import click
+
+
+@click.command(
+    help="Helper command to get shell completions",
+    epilog="""
+\b
+\b\bExamples:
+    # try to detect your shell and print completions
+    viu completions
+\b
+    # print fish completions
+    viu completions --fish
+\b
+    # print bash completions
+    viu completions --bash
+\b
+    # print zsh completions
+    viu completions --zsh
+""",
+)
+@click.option("--fish", is_flag=True, help="print fish completions")
+@click.option("--zsh", is_flag=True, help="print zsh completions")
+@click.option("--bash", is_flag=True, help="print bash completions")
+def completions(fish, zsh, bash):
+    if not fish or not zsh or not bash:
+        import os
+
+        shell_env = os.environ.get("SHELL", "")
+        if "fish" in shell_env:
+            current_shell = "fish"
+        elif "zsh" in shell_env:
+            current_shell = "zsh"
+        elif "bash" in shell_env:
+            current_shell = "bash"
+        else:
+            current_shell = None
+    else:
+        current_shell = None
+    if fish or (current_shell == "fish" and not zsh and not bash):
+        print(
+            """
+function _viu_completion;
+    set -l response (env _VIU_COMPLETE=fish_complete COMP_WORDS=(commandline -cp) COMP_CWORD=(commandline -t) viu);
+
+    for completion in $response;
+        set -l metadata (string split "," $completion);
+
+        if test $metadata[1] = "dir";
+            __fish_complete_directories $metadata[2];
+        else if test $metadata[1] = "file";
+            __fish_complete_path $metadata[2];
+        else if test $metadata[1] = "plain";
+            echo $metadata[2];
+        end;
+    end;
+end;
+
+complete --no-files --command viu --arguments "(_viu_completion)";
+        """
+        )
+    elif zsh or (current_shell == "zsh" and not bash):
+        print(
+            """
+#compdef viu
+
+_viu_completion() {
+    local -a completions
+    local -a completions_with_descriptions
+    local -a response
+    (( ! $+commands[viu] )) && return 1
+
+    response=("${(@f)$(env COMP_WORDS="${words[*]}" COMP_CWORD=$((CURRENT-1)) _VIU_COMPLETE=zsh_complete viu)}")
+
+    for type key descr in ${response}; do
+        if [[ "$type" == "plain" ]]; then
+            if [[ "$descr" == "_" ]]; then
+                completions+=("$key")
+            else
+                completions_with_descriptions+=("$key":"$descr")
+            fi
+        elif [[ "$type" == "dir" ]]; then
+            _path_files -/
+        elif [[ "$type" == "file" ]]; then
+            _path_files -f
+        fi
+    done
+
+    if [ -n "$completions_with_descriptions" ]; then
+        _describe -V unsorted completions_with_descriptions -U
+    fi
+
+    if [ -n "$completions" ]; then
+        compadd -U -V unsorted -a completions
+    fi
+}
+
+if [[ $zsh_eval_context[-1] == loadautofunc ]]; then
+    # autoload from fpath, call function directly
+    _viu_completion "$@"
+else
+    # eval/source/. command, register function for later
+    compdef _viu_completion viu
+fi
+        """
+        )
+    elif bash or current_shell == "bash":
+        print(
+            """
+_viu_completion() {
+    local IFS=$'\n'
+    local response
+
+    response=$(env COMP_WORDS="${COMP_WORDS[*]}" COMP_CWORD=$COMP_CWORD _VIU_COMPLETE=bash_complete $1)
+
+    for completion in $response; do
+        IFS=',' read type value <<< "$completion"
+
+        if [[ $type == 'dir' ]]; then
+            COMPREPLY=()
+            compopt -o dirnames
+        elif [[ $type == 'file' ]]; then
+            COMPREPLY=()
+            compopt -o default
+        elif [[ $type == 'plain' ]]; then
+            COMPREPLY+=($value)
+        fi
+    done
+
+    return 0
+}
+
+_viu_completion_setup() {
+    complete -o nosort -F _viu_completion viu
+}
+
+_viu_completion_setup;
+        """
+        )
+    else:
+        print("Could not detect shell")