Add searching for players by name or discriminator

src/database.rs

@@ -327,6 +327,42 @@ pub fn get_player(connection: &Connection, player: PlayerId) -> sqlite::Result<P
     })
 }
 
+pub fn get_player_from_discrim(
+    connection: &Connection,
+    discrim: &str,
+) -> sqlite::Result<PlayerData> {
+    let query = "SELECT id, name, prefix FROM players WHERE discrim = ?";
+
+    let mut statement = connection.prepare(&query)?;
+    statement.bind((1, discrim))?;
+    statement.next()?;
+    Ok(PlayerData {
+        id: PlayerId(statement.read::<i64, _>("id")? as u64),
+        name: statement.read::<String, _>("name")?,
+        prefix: statement.read::<Option<String>, _>("prefix")?,
+        discrim: discrim.to_owned(),
+    })
+}
+
+pub fn match_player_name(connection: &Connection, name: &str) -> sqlite::Result<Vec<PlayerData>> {
+    let query = "SELECT * FROM players WHERE name LIKE ?";
+
+    connection
+        .prepare(&query)?
+        .into_iter()
+        .bind((1, &format!("%{}%", name)[..]))?
+        .map(|r| {
+            let r_ = r?;
+            Ok(PlayerData {
+                id: PlayerId(r_.read::<i64, _>("id") as u64),
+                name: r_.read::<&str, _>("name").to_owned(),
+                prefix: r_.read::<Option<&str>, _>("prefix").map(|x| x.to_owned()),
+                discrim: r_.read::<&str, _>("discrim").to_owned(),
+            })
+        })
+        .try_collect()
+}
+
 pub fn get_player_rating_data(
     connection: &Connection,
     dataset: &str,

src/main.rs

@@ -80,13 +80,7 @@ created if it does not already exist."
     Player {
         #[command(subcommand)]
         subcommand: PlayerSC,
-        #[arg(
-            short,
-            long,
-            value_name = "DATASET",
-            global = true,
-            help = "The dataset to access"
-        )]
+        #[arg(short, long, global = true, help = "The dataset to access")]
         dataset: Option<String>,
     },
 }
@@ -465,17 +459,16 @@ fn player_info(dataset: Option<String>, player: String) {
     let connection =
         open_datasets(&config_dir).unwrap_or_else(|_| error("Could not open datasets file", 2));
 
-    let player_id = PlayerId(player.parse::<u64>().unwrap());
-
     let PlayerData {
-        id: _,
+        id,
         name,
         prefix,
         discrim,
-    } = get_player(&connection, player_id).unwrap();
+    } = get_player_from_input(&connection, player)
+        .unwrap_or_else(|_| error("Could not find player", 1));
 
-    let (deviation, volatility, last_played) =
-        get_player_rating_data(&connection, &dataset, player_id).unwrap();
+    let (deviation, volatility, _) = get_player_rating_data(&connection, &dataset, id)
+        .unwrap_or_else(|_| error("Could not find player", 1));
 
     println!();
     if let Some(pre) = prefix {
@@ -487,8 +480,8 @@ fn player_info(dataset: Option<String>, player: String) {
         name, discrim
     );
 
-    println!("\n\x1b[1mID:\x1b[0m {}", player_id.0);
-    println!("\x1b[1mDeviation:\x1b[0m {}", deviation);
+    println!("\x1b[1mID:\x1b[0m {}", id.0);
+    println!("\n\x1b[1mDeviation:\x1b[0m {}", deviation);
     println!("\x1b[1mVolatility:\x1b[0m {}", volatility);
 }
 

src/util.rs

@@ -1,6 +1,10 @@
+use sqlite::*;
 use std::io::{self, Write};
 use std::process::exit;
 
+use crate::database::*;
+use crate::queries::{PlayerData, PlayerId};
+
 pub const SECS_IN_HR: u64 = 3600;
 pub const SECS_IN_DAY: u64 = SECS_IN_HR * 24;
 pub const SECS_IN_WEEK: u64 = SECS_IN_DAY * 7;
@@ -25,3 +29,59 @@ pub fn read_string() -> String {
         .unwrap_or_else(|_| error("Could not read from stdin", 2));
     line.trim().to_owned()
 }
+
+pub enum PlayerInput {
+    Id(PlayerId),
+    Discrim(String),
+    Name(String),
+}
+
+pub fn parse_player_input(input: String) -> PlayerInput {
+    if let Ok(id) = input.parse::<u64>() {
+        PlayerInput::Id(PlayerId(id))
+    } else if input.chars().all(|c| c.is_ascii_hexdigit()) {
+        PlayerInput::Discrim(input)
+    } else {
+        PlayerInput::Name(input)
+    }
+}
+
+pub fn get_player_from_input(connection: &Connection, input: String) -> sqlite::Result<PlayerData> {
+    match parse_player_input(input) {
+        PlayerInput::Id(id) => get_player(connection, id),
+        PlayerInput::Discrim(discrim) => get_player_from_discrim(connection, &discrim),
+        PlayerInput::Name(name) => {
+            let players = match_player_name(connection, &name)?;
+
+            if players.is_empty() {
+                error(&format!("Player {:?} not found", name), 1);
+            } else if players.len() == 1 {
+                Ok(players.into_iter().next().unwrap())
+            } else {
+                println!("\nInput {:?} matches more than one player:\n", name);
+
+                for (i, player) in players.iter().enumerate() {
+                    print!("{} - ", i);
+                    if let Some(pre) = player.prefix.clone() {
+                        print!("\x1b[2m{}\x1b[22m ", pre);
+                    }
+                    println!(
+                        "\x1b[4m\x1b]8;;https://www.start.gg/user/{1}\x1b\\\
+\x1b[1m{0}\x1b[22m\x1b]8;;\x1b\\\x1b[0m ({1})",
+                        player.name, player.discrim
+                    )
+                }
+
+                print!("\nPlayer (0-{}): ", players.len() - 1);
+                let index = read_string()
+                    .parse::<usize>()
+                    .unwrap_or_else(|_| error("Not an integer", 1));
+                if index >= players.len() {
+                    error("Out of range!", 1);
+                }
+
+                Ok(players[index].clone())
+            }
+        }
+    }
+}