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extern crate json;
extern crate rand;
extern crate serde;
extern crate serde_json;
#[macro_use]
extern crate serde_derive;
mod actions;
mod math;
mod files;
mod ships;
mod placement;
mod shooting;
mod state;
mod knowledge;
use actions::*;
use math::*;
use files::*;
use ships::*;
use placement::*;
use shooting::*;
use state::*;
use knowledge::*;
use std::path::PathBuf;
pub fn write_move(working_dir: PathBuf) -> Result<(), String> {
let state_json = read_file(&working_dir)?;
let is_place_phase = state_json["Phase"] == 1;
let map_size = State::map_size_from_json(&state_json)?;
let (action, knowledge) = if is_place_phase {
placement(map_size)
}
else {
let state = State::new(&state_json)?;
shoot(&state)?
};
write_knowledge(&knowledge)
.map_err(|e| format!("Failed to write knowledge to file. Error: {}", e))?;
write_action(&working_dir, is_place_phase, action)
.map_err(|e| format!("Failed to write action to file. Error: {}", e))?;
println!("Knowledge:\n{}\n\n", serde_json::to_string(&knowledge).unwrap_or(String::from("")));
Ok(())
}
fn placement(map_size: u16) -> (Action, Knowledge) {
let action = place_ships_randomly(map_size);
let knowledge = Knowledge::new(map_size, action.clone());
(action, knowledge)
}
fn shoot(state: &State) -> Result<(Action, Knowledge), String> {
let old_knowledge = read_knowledge()?;
let knowledge = old_knowledge.resolve_last_action(&state);
let action = shoot_smartly(&knowledge);
Ok((action.clone(), knowledge.with_action(action)))
}
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