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lila-chat
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Check if new name is already taken before changing

pull/5/head
~erin 2021-07-16 14:13:21 -04:00
parent 1b242075d7
commit 839f60724d
Signed by: erin
GPG Key ID: DA70E064A8C70F44
1 changed files with 19 additions and 5 deletions
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24
src/main.rs
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@ -152,7 +152,7 @@ fn check_pin(name: &str, pin: i32) -> String {
return format!("User {} does not exist.", name.to_string());
}
// Change a users pin
// Change a users pin/name
#[post("/api/users/change/<name>/<pin>/<new_name>/<new_pin>")]
fn change(name: &str, pin: i32, new_name: &str, new_pin: i32) -> String {
let mut users: Vec<User> = read_json();
@ -162,10 +162,24 @@ fn change(name: &str, pin: i32, new_name: &str, new_pin: i32) -> String {
for i in 0..users.len() {
if users[i].name == name { // make sure name exists
if users[i].pin_hashed == hashed_pin_input { // check if pin is correct
users[i].name = new_name.to_string();
users[i].pin_hashed = sha1::Sha1::from(&new_pin.to_string()).digest().to_string();
write_json(&users);
return format!("User previously known as {} is now called {}. New pin hash is {}.", name.to_string(), users[i].name.to_string(), users[i].pin_hashed);
// Check wether to change name or name+pin
if users[i].name == new_name {
users[i].pin_hashed = sha1::Sha1::from(&new_pin.to_string()).digest().to_string();
write_json(&users);
return format!("User {}'s new pin hash is {}.", name.to_string(), users[i].pin_hashed);
} else {
// check if new name already exists
for n in &users {
if n.name == new_name {
return format!("New name {} is already taken!", new_name);
} else {
users[i].name = new_name.to_string();
users[i].pin_hashed = sha1::Sha1::from(&new_pin.to_string()).digest().to_string();
write_json(&users);
return format!("User previously known as {} is now {}. Pin hash, if different, is {}", name.to_string(), users[i].name.to_string(), users[i].pin_hashed.to_string());
}
}
}
} else {
return format!("Incorrect pin for user {}!", name.to_string());
}