Extract code in `lib.rs` to `errors.rs` and `purchaser.rs`

Split up the code to get things a bit more organised. I want a function
to create a connection to the MySQL database and I don't want to lump it
in with the rest.

1 files changed, 2 insertions, 69 deletions

diff --git a/license-generator/src/lib.rs b/license-generator/src/lib.rs
index d15a9cc..fd1bfa8 100644
--- a/license-generator/src/lib.rs
+++ b/license-generator/src/lib.rs
@@ -4,73 +4,6 @@ extern crate mysql;
 extern crate rand;
 extern crate sha1;
 
-mod errors {
-    use mysql;
 
-    error_chain! {
-        foreign_links {
-            MySql(mysql::error::Error);
-        }
-    }
-}
-
-use rand::Rng;
-
-use errors::*;
-
-struct Purchaser<'a> {
-    name: &'a str,
-    email: &'a str,
-    secret: Option<String>,
-}
-
-impl<'a> Purchaser<'a> {
-    fn new(name: &'a str, email: &'a str) -> Self {
-        Purchaser {
-            name: name,
-            email: email,
-            secret: None,
-        }
-    }
-
-    fn generate_secret(&mut self) {
-        let mut rng = rand::thread_rng();
-        let random: usize = rng.gen_range(1_000_000_000, std::usize::MAX);
-
-        let source = format!("{}{}{}", self.name, self.email, random);
-        let digest = sha1::Sha1::from(source).hexdigest();
-
-        self.secret = Some(digest);
-    }
-
-    fn insert(&self, cx: &mut mysql::Conn) -> Result<()> {
-        let mut tx = cx.start_transaction(
-            false,  // consistent_snapshot
-            None,   // isolation_level
-            None,   // readonly
-        )?;
-
-        match self.secret {
-            Some(ref s) => {
-                tx.prep_exec("
-                    INSERT INTO purchasers
-                        (name, email, secret)
-                        VALUES
-                        (?, ?, ?)",
-                    (self.name, self.email, s),
-                )?;
-            },
-            None => {
-                tx.prep_exec("
-                    INSERT INTO purchasers
-                        (name, email)
-                        VALUES
-                        (?, ?)",
-                    (self.name, self.email),
-                )?;
-            },
-        }
-
-        Ok(())
-    }
-}
+mod errors;
+mod purchaser;