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extern crate json;
extern crate rand;
mod actions;
mod math;
mod files;
mod ships;
use actions::*;
use math::*;
use files::*;
use ships::*;
use std::path::PathBuf;
pub fn write_move(working_dir: PathBuf) -> Result<(), String> {
let state = read_file(&working_dir)?;
let is_place_phase = state["Phase"] == 1;
let map_dimension = state["MapDimension"]
.as_u16()
.ok_or("Did not find the map dimension in the state json file")?;
let action = if is_place_phase {
place_ships()
}
else {
shoot_randomly(map_dimension)
};
write_action(&working_dir, is_place_phase, action)
.map_err(|e| format!("Failed to write action to file. Error: {}", e))?;
Ok(())
}
fn place_ships() -> Action {
let ships = vec!(
(Ship::Battleship, Point::new(1, 0), Orientation::North),
(Ship::Carrier, Point::new(3, 1), Orientation::East),
(Ship::Cruiser, Point::new(4, 2), Orientation::North),
(Ship::Destroyer, Point::new(7, 3), Orientation::North),
(Ship::Submarine, Point::new(1, 8), Orientation::East)
);
Action::PlaceShips(ships)
}
fn shoot_randomly(map_dimension: u16) -> Action {
Action::Shoot(random_point(map_dimension))
}
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