feat(config): optional log to file

Gives you the option to disable logging to a file, environment variable takes precedence over
configuration key.

BREAKING CHANGE: `whirlsplash.log.file` configuration key created.

4 files changed, 17 insertions, 6 deletions

diff --git a/Whirl.example.toml b/Whirl.example.toml
index 0edb0b2..aa2d684 100644
--- a/Whirl.example.toml
+++ b/Whirl.example.toml
@@ -14,6 +14,7 @@ enable = true
 level = 1
 everything = false
 test = false
+file = true
 
 [distributor]
 worldsmaster_greeting = "Welcome to Whirlsplash!"
diff --git a/src/config/Whirl.default.toml b/src/config/Whirl.default.toml
index 0edb0b2..aa2d684 100644
--- a/src/config/Whirl.default.toml
+++ b/src/config/Whirl.default.toml
@@ -14,6 +14,7 @@ enable = true
 level = 1
 everything = false
 test = false
+file = true
 
 [distributor]
 worldsmaster_greeting = "Welcome to Whirlsplash!"
diff --git a/src/config/mod.rs b/src/config/mod.rs
index 8e6e053..bc350ea 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -26,6 +26,7 @@ pub struct WhirlsplashLogConfig {
   pub level:      i64,
   pub everything: bool,
   pub test:       bool,
+  pub file:       bool,
 }
 #[derive(Serialize, Deserialize, Debug)]
 pub struct DistributorConfig {
@@ -83,6 +84,7 @@ impl Default for Config {
           level:      1,
           everything: false,
           test:       false,
+          file:       true,
         },
       },
       distributor: DistributorConfig {
diff --git a/src/main.rs b/src/main.rs
index 8182fff..0ec0796 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,7 +3,7 @@
 
 use std::error::Error;
 
-use whirl::{cli::Cli, utils::log::calculate_log_level};
+use whirl::{cli::Cli, config::Config, utils::log::calculate_log_level};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn Error>> {
@@ -12,11 +12,18 @@ async fn main() -> Result<(), Box<dyn Error>> {
 
   // Logging
   dotenv::dotenv().ok();
-  flexi_logger::Logger::with_str(calculate_log_level())
-    .log_to_file()
-    .directory("log")
-    .print_message()
-    .start()?;
+  let logger = flexi_logger::Logger::with_str(calculate_log_level());
+  if std::env::var("LOG_FILE").unwrap_or_else(|_| "true".to_string()) == "false"
+    || !Config::get().whirlsplash.log.file
+  {
+    logger.start()?;
+  } else {
+    logger
+      .print_message()
+      .log_to_file()
+      .directory("log")
+      .start()?;
+  }
 
   // Execution
   Cli::execute(matches).await.unwrap();