137 lines
4.1 KiB
Zig
137 lines
4.1 KiB
Zig
const std = @import("std");
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const Api = @import("artifacts-api");
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const Allocator = std.mem.Allocator;
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pub const Brain = @import("./brain.zig");
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pub const TaskGraph = @import("./task_graph.zig");
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const Artificer = @This();
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const expiration_margin: u64 = 100 * std.time.ns_per_ms; // 100ms
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const server_down_retry_interval = 5; // minutes
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server: Api.Server,
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characters: std.ArrayList(Brain),
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task_graph: TaskGraph,
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paused_until: ?i64 = null, // ms
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pub fn init(allocator: Allocator, token: []const u8) !Artificer {
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var server = try Api.Server.init(allocator);
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errdefer server.deinit();
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try server.setToken(token);
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var characters = std.ArrayList(Brain).init(allocator);
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errdefer characters.deinit(); // TODO: Add character deinit
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const chars = try server.listMyCharacters();
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defer chars.deinit();
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for (chars.items) |char| {
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try characters.append(try Brain.init(allocator, char.name));
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}
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return Artificer{
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.server = server,
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.characters = characters,
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.task_graph = TaskGraph.init(allocator)
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};
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}
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pub fn deinit(self: *Artificer) void {
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for (self.characters.items) |brain| {
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brain.deinit();
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}
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self.characters.deinit();
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self.server.deinit();
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}
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pub fn step(self: *Artificer) !void {
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if (self.paused_until) |paused_until| {
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if (std.time.milliTimestamp() < paused_until) {
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return;
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}
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self.paused_until = null;
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}
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runNextActions(self.characters.items, &self.server) catch |err| switch (err) {
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Api.FetchError.ServerUnavailable => {
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self.paused_until = std.time.milliTimestamp() + std.time.ms_per_min * server_down_retry_interval;
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std.log.warn("Server is down, retrying in {}min", .{ server_down_retry_interval });
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return;
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},
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else => return err
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};
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for (self.characters.items) |*brain| {
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if (brain.task != null) {
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try brain.step(&self.server);
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continue;
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}
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const character = self.server.store.getCharacter(brain.name).?;
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if (character.task) |taskmaster_task| {
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if (taskmaster_task.total > taskmaster_task.progress) {
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switch (taskmaster_task.type) {
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.monsters => {
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const monster_code = self.server.store.getCode(taskmaster_task.target_id).?;
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const maps = try self.server.getMaps(.{ .code = monster_code });
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defer maps.deinit();
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if (maps.items.len > 0) {
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const resource_map: Api.Map = maps.items[0];
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std.debug.print("fight at {}\n", .{resource_map.position});
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brain.task = .{
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.fight = .{
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.at = resource_map.position,
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.until = .{ .quantity = taskmaster_task.total - taskmaster_task.progress },
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}
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};
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}
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},
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.crafts => {},
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.resources => {},
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}
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}
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} else {
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brain.task = .{ .accept_task = .{} };
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}
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}
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}
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pub fn nextStepAt(self: *Artificer) i64 {
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if (self.paused_until) |paused_until| {
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return paused_until;
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}
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return earliestCooldown(self.characters.items, &self.server) orelse 0;
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}
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fn earliestCooldown(characters: []Brain, api: *Api.Server) ?i64 {
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var earliest_cooldown: ?i64 = null;
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for (characters) |*brain| {
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if (brain.action_queue.items.len == 0) continue;
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const cooldown = brain.cooldown(api);
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if (earliest_cooldown == null or earliest_cooldown.? > cooldown) {
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earliest_cooldown = cooldown;
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}
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}
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return earliest_cooldown;
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}
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fn runNextActions(characters: []Brain, api: *Api.Server) !void {
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for (characters) |*brain| {
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if (brain.action_queue.items.len == 0) continue;
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const cooldown = brain.cooldown(api);
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if (std.time.milliTimestamp() >= cooldown) {
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try brain.performNextAction(api);
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}
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}
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}
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