1 files changed, 84 insertions, 0 deletions
diff --git a/src/server/mining.rs b/src/server/mining.rs
new file mode 100644
index 0000000..9aa054f
--- /dev/null
+++ b/src/server/mining.rs
@@ -0,0 +1,84 @@
+extern crate serde_json;
+
+use std::io::BufRead;
+use std::io::Write;
+use std::collections::HashMap;
+
+use ship::Ship;
+use math::distance;
+use mass::{Mass, MassType};
+use connection::Connection;
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct ServerData {
+    has_astroid_target  : bool,
+    is_within_range     : bool,
+    mining_range        : f64,
+    mining_status       : bool,
+}
+
+impl Connection {
+    pub fn server_mining(&mut self, masses : &mut HashMap<String, Box<Mass>>) -> bool {
+        let masses_clone = masses.clone();
+        let mass = masses.get_mut(&self.name).unwrap();
+        let ship = mass.downcast_mut::<Ship>().unwrap();
+
+        let target = match ship.recv_target() {
+            Some(name) => masses_clone.get(&name),
+            None => None,
+        };
+
+        let has_astroid_target = match target {
+            Some(target) => match target.recv_mass_type() {
+                MassType::Ship => false,
+                MassType::Astroid => true,
+            },
+            None => false,
+        };
+
+        let is_within_range = match has_astroid_target {
+            true => match target {
+                Some(target) => match ship.recv_mining_range() > distance(ship.position(), target.position()) {
+                    true => true,
+                    false => false,
+                },
+                None => false,
+            }
+            false => false,
+        };
+
+        let send = serde_json::to_string(&ServerData {
+                                            has_astroid_target  : has_astroid_target,
+                                            is_within_range     : is_within_range,
+                                            mining_range        : ship.recv_mining_range(),
+                                            mining_status       : ship.recv_mining_status(),
+                                         }).unwrap() + "\n";
+
+        match self.stream.write(send.as_bytes()) {
+            Ok(_result) => (),
+            Err(_error) => return false,
+        }
+
+        let mut recv = String::new();
+        match self.buff_r.read_line(&mut recv) {
+            Ok(result) => match recv.as_bytes() {
+                b"F\n" => {
+                    if is_within_range {
+                        match ship.recv_mining_status() {
+                            true => ship.stop_mining(),
+                            false => ship.start_mining(),
+                        }
+                    }
+                },
+                _ => {
+                    if result == 0 {
+                        return false
+                    }
+                },
+            }
+            Err(_error) => (),
+        }
+
+        true
+    }
+}