Add config printing, explain mode, completions, and docs

src/cli.rs

@@ -2,13 +2,13 @@ use std::path::PathBuf;
 use std::str::FromStr;
 
 use clap::{Parser, ValueEnum};
-use serde::Deserialize;
+use serde::{Deserialize, Serialize};
 
 #[derive(Parser, Debug)]
 #[command(name = "mov-renamarr", version, about = "Rename movie files into Radarr-compatible naming")]
 pub struct Cli {
-    #[arg(long, value_name = "DIR")]
-    pub input: PathBuf,
+    #[arg(long, value_name = "DIR", required_unless_present_any = ["completions"])]
+    pub input: Option<PathBuf>,
 
     #[arg(long, value_name = "DIR")]
     pub output: Option<PathBuf>,
@@ -34,6 +34,9 @@ pub struct Cli {
     #[arg(long)]
     pub dry_run: bool,
 
+    #[arg(long)]
+    pub dry_run_summary: bool,
+
     #[arg(long = "move", conflicts_with = "rename_in_place")]
     pub move_files: bool,
 
@@ -102,11 +105,20 @@ pub struct Cli {
     #[arg(long, alias = "offline")]
     pub no_lookup: bool,
 
+    #[arg(long)]
+    pub explain: bool,
+
+    #[arg(long)]
+    pub print_config: bool,
+
+    #[arg(long, value_enum)]
+    pub completions: Option<CompletionShell>,
+
     #[arg(long)]
     pub verbose: bool,
 }
 
-#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize)]
+#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "lowercase")]
 pub enum ProviderChoice {
     Auto,
@@ -115,7 +127,7 @@ pub enum ProviderChoice {
     Both,
 }
 
-#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize)]
+#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "lowercase")]
 pub enum ReportFormat {
     Text,
@@ -123,7 +135,7 @@ pub enum ReportFormat {
     Csv,
 }
 
-#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize)]
+#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "lowercase")]
 pub enum ColorMode {
     Auto,
@@ -131,7 +143,7 @@ pub enum ColorMode {
     Never,
 }
 
-#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize)]
+#[derive(Clone, Debug, ValueEnum, Eq, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "lowercase")]
 pub enum LlmMode {
     Off,
@@ -139,6 +151,13 @@ pub enum LlmMode {
     Assist,
 }
 
+#[derive(Clone, Debug, ValueEnum, Eq, PartialEq)]
+pub enum CompletionShell {
+    Bash,
+    Zsh,
+    Fish,
+}
+
 #[derive(Clone, Debug, Eq, PartialEq)]
 pub enum JobsArg {
     Auto,