# Author(s): Doolittle

#Adds a target to the target array
ai_cyber_add_target = {
	if = {
		limit = { is_debug = yes }
		log = "[PREV.GetTag] is attempting to add [THIS.GetTag] as a cyber target."
	}
	if = {
		limit = {
			NOT = { is_in_array = { array = PREV.cyber_active_targets value = THIS } }
			PREV = { check_variable = { cyber_active_targets^num < cyber_max_targets } }
		}
		if = {
			limit = { is_debug = yes }
			log = "[PREV.GetTag]'s attempt was a success, adding [THIS.GetTag] to the target array."
		}
		add_to_array = { PREV.cyber_active_targets = THIS }
	}
}

#Do a sweep over the array, and remove a single target
#As soon as a valid target is found, exit the loop and clear it
#if not target is found, just run through clean
ai_cyber_maintenance = {
	set_variable = { cyber_remove_target_var = 0 }
	for_each_loop = {
		array = cyber_active_targets
		value = v
		var:v = {
			if = {
				limit = {
					NOT = { has_war_with = PREV }
					PREV = { NOT = { check_variable = { ai_attitude_hostile_weight@PREV > ai_attitude_friendly_weight@PREV } } }
					NOT = { is_in_array = { array = PREV.cyber_op_target_nation value = THIS } }
				}
				set_variable = { PREV.cyber_remove_target_var = THIS }
				set_temp_variable = { break = 1 }
			}
		}
	}
	if = {
		limit = { NOT = { check_variable = { cyber_remove_target_var = 0 } } }
		remove_from_array = { array = cyber_active_targets value = cyber_remove_target_var }
		set_variable = { cyber_remove_target_var = 0 }
	}
}

#check if you were attacked recently and know who did it
#if you know, add them as a target for retaliation
ai_cyber_reactive_add = {
	for_each_loop = {
		array = global.cyber_capable_nations
		value = v
		var:v = {
			if = {
				limit = {
					is_valid_ai_cyber_target = yes
					PREV = { has_country_flag = recent_cyber_attack_from_@PREV }
				}
				log = "[PREV.GetTag] is conducting a reactive add of [THIS.GetTag]"
				ai_cyber_add_target = yes
			}
		}
	}
}

#Checks if you meet the criteria to be added as a target
#if they do, add them as a target
look_and_add = {
	var:v = {
		if = {
			limit = {
				is_valid_ai_cyber_target = yes
				PREV = { check_variable = { ai_attitude_hostile_weight@PREV > ai_attitude_friendly_weight@PREV } }
			}
			ai_cyber_add_target = yes
		}
	}
}

#Scans regional powers first, then the existing-order remainder of each regional array
ai_cyber_regional_scan = {
	if = {
		limit = { is_debug = yes }
		log = "[THIS.GetTag] is starting regional scan for targets"
	}
	if = {
		limit = { NOT = { has_country_flag = ai_cyber_regional_scan_cooldown } }
		set_country_flag = { flag = ai_cyber_regional_scan_cooldown days = 90 value = 1 }

		if = {
			limit = { has_country_flag = european_nation_flag }
			for_each_loop = {
				array = global.european_nations
				value = v
				break = b
				look_and_add = yes
			}
		}
		else_if = {
			limit = { has_country_flag = asian_nation_flag }
			for_each_loop = {
				array = global.asian_nations
				value = v
				break = b
				look_and_add = yes
			}
		}
		else_if = {
			limit = { has_country_flag = middle_east_nation_flag }
			for_each_loop = {
				array = global.middle_eastern_nations
				value = v
				break = b
				look_and_add = yes
			}
		}
		else_if = {
			limit = { has_country_flag = african_nation_flag }
			for_each_loop = {
				array = global.sub_saharan_nations
				value = v
				break = b
				look_and_add = yes
			}
		}
		else = {
			for_each_loop = {
				array = global.american_nations
				value = v
				break = b
				look_and_add = yes
			}
		}
	}
}

#Sweeps over the majors array, then adds targets. This makes it so that majors are always valid potential targets
ai_majors_scan = {
	if = {
		limit = { is_debug = yes }
		log = "[THIS.GetTag] is starting majors scan for targets"
	}
	for_each_loop = {
		array = global.majors
		value = v

		var:v = {
			if = {
				limit = {
					is_valid_ai_cyber_target = yes
					PREV = {
						check_variable = { ai_attitude_hostile_weight@PREV > ai_attitude_friendly_weight@PREV }
						has_opinion = {
							target = PREV
							value < -10
						}
					}
				}
				ai_cyber_add_target = yes
			}
		}
	}
}

# Cycles the monthly loop for cyberwarfare operations
ai_cyber_monthly = {
	if = {
		limit = { is_debug = yes }
		log = "[THIS.GetTag] has started the cyberwarfare loop"
	}
	ai_cyber_maintenance = yes

	#TODO: Filter this better. How should an AI choose between global targets vs regional targets?
	#If the target list is not full, lets find more targets
	if = {
		limit = { cyber_target_array_not_full = yes }
		ai_cyber_reactive_add = yes
		ai_cyber_regional_scan = yes
		ai_majors_scan = yes
	}

	#now lets conduct attacks, if we can
	if = {
		limit = {
			check_variable = { cyber_ongoing_operations < cyber_op_max_targets }
			command_power > 5
			check_variable = { cyber_active_targets^num > 0 }
		}
		set_variable = { cyber_op_target = 0 }

		# Wartime strike. Targets at war are the highest priority, so they get hit first
		random_scope_in_array = {
			array = cyber_active_targets
			limit = { has_war_with = PREV }
			set_variable = { PREV.cyber_op_target = THIS }
		}
		if = {
			limit = { NOT = { check_variable = { cyber_op_target = 0 } } }
			random = {
				chance = 90
				ai_cyber_select_and_launch = yes
			}
		}

		# People we *really* dont like get hit second
		if = {
			limit = {
				check_variable = { cyber_op_target = 0 }
				OR = {
					threat > 0.2
					check_variable = { enemies^num > 0 }
				}
			}
			random_scope_in_array = {
				array = cyber_active_targets
				limit = { PREV = { has_opinion = { target = PREV value < -50 } } }
				set_variable = { PREV.cyber_op_target = THIS }
			}
			if = {
				limit = { NOT = { check_variable = { cyber_op_target = 0 } } }
				random = {
					chance = 60
					ai_cyber_select_and_launch = yes
				}
			}
		}

		# anyone else gets hit third, and is far less likely to be hit
		if = {
			limit = {
				check_variable = { cyber_op_target = 0 }
				OR = {
					threat > 0.2
					check_variable = { enemies^num > 0 }
				}
			}
			random_scope_in_array = {
				array = cyber_active_targets
				set_variable = { PREV.cyber_op_target = THIS }
			}
			if = {
				limit = { NOT = { check_variable = { cyber_op_target = 0 } } }
				random = {
					chance = 20
					ai_cyber_select_and_launch = yes
				}
			}
		}
	}

	ai_cyber_defensive = yes

	random = {
		chance = 5
		ai_cyber_investment = yes
	}
}

# Selects and executes the operation
# This rates based on war, tier of nations capabilites, all the fun stuff
ai_cyber_select_and_launch = {
	set_variable = { cyber_op_type = 0 }

	if = {
		limit = {
			has_cyber_capability_4 = yes
			command_power > 35
		}
		random = {
			chance = 30
			random_list = {
				1 = {
					modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_crit_tracking_attack_by_@PREV } }
					add_command_power = -35
					set_variable = { cyber_op_type = 5 }
				}
				1 = {
					modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_zero_day_strike_tracking_attack_by_@PREV } }
					add_command_power = -35
					set_variable = { cyber_op_type = 15 }
				}
				1 = {
					modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_deception_campaign_tracking_attack_by_@PREV } }
					add_command_power = -35
					set_variable = { cyber_op_type = 14 }
				}
			}
		}
	}

	if = {
		limit = {
			check_variable = { cyber_op_type = 0 }
			has_cyber_capability_3 = yes
			command_power > 20
		}
		random_list = {
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_infra_tracking_attack_by_@PREV } }
				add_command_power = -20
				set_variable = { cyber_op_type = 4 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_financial_system_attack_tracking_attack_by_@PREV } }
				add_command_power = -20
				set_variable = { cyber_op_type = 11 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_logistics_disruption_tracking_attack_by_@PREV } }
				add_command_power = -20
				set_variable = { cyber_op_type = 12 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_sleeper_network_tracking_attack_by_@PREV } }
				add_command_power = -20
				set_variable = { cyber_op_type = 13 }
			}
		}
	}

	if = {
		limit = {
			check_variable = { cyber_op_type = 0 }
			has_cyber_capability_2 = yes
			command_power > 10
		}
		random_list = {
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_economic_tracking_attack_by_@PREV } }
				add_command_power = -10
				set_variable = { cyber_op_type = 2 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_propaganda_tracking_attack_by_@PREV } }
				add_command_power = -10
				set_variable = { cyber_op_type = 3 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_election_interference_tracking_attack_by_@PREV } }
				add_command_power = -10
				set_variable = { cyber_op_type = 8 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_industrial_espionage_tracking_attack_by_@PREV } }
				add_command_power = -10
				set_variable = { cyber_op_type = 9 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_comms_intercept_tracking_attack_by_@PREV } }
				add_command_power = -10
				set_variable = { cyber_op_type = 10 }
			}
		}
	}

	if = {
		limit = {
			check_variable = { cyber_op_type = 0 }
			command_power > 5
		}
		random_list = {
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_gps_tracking_attack_by_@PREV } }
				add_command_power = -5
				set_variable = { cyber_op_type = 1 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_sigint_surveillance_tracking_attack_by_@PREV } }
				add_command_power = -5
				set_variable = { cyber_op_type = 6 }
			}
			1 = {
				modifier = { factor = 0  var:cyber_op_target = { has_country_flag = is_under_radar_spoofing_tracking_attack_by_@PREV } }
				add_command_power = -5
				set_variable = { cyber_op_type = 7 }
			}
		}
	}

	if = {
		limit = { NOT = { check_variable = { cyber_op_type = 0 } } }
		cyber_launch_operation = yes
	}
}

# Runs the defensive operations, if a nation is able to run them
ai_cyber_defensive = {
	if = {
		limit = {
			has_cyber_capability_1 = yes
			command_power > 5
			has_war = yes
			check_variable = { cyber_ongoing_operations < cyber_max_targets }
			NOT = { has_idea = cyber_network_hardening_active }
		}
		add_command_power = -5
		set_variable = { cyber_op_type = 16 }
		set_variable = { cyber_op_target = THIS }
		cyber_launch_operation = yes
		add_timed_idea = { idea = cyber_network_hardening_active days = 120 }
	}

	if = {
		limit = {
			has_cyber_capability_2 = yes
			command_power > 10
			check_variable = { cyber_ongoing_operations < cyber_max_targets }
			NOT = { has_idea = cyber_counter_intrusion_active }
			OR = {
				has_idea = cyber_sigint_surveillance_malus
				has_idea = cyber_comms_intercept_malus
				has_idea = cyber_sleeper_network_malus
			}
		}
		add_command_power = -10
		set_variable = { cyber_op_type = 17 }
		set_variable = { cyber_op_target = THIS }
		cyber_launch_operation = yes
		add_timed_idea = { idea = cyber_counter_intrusion_active days = 30 }
	}

	if = {
		limit = {
			has_cyber_capability_3 = yes
			command_power > 20
			check_variable = { cyber_ongoing_operations < cyber_max_targets }
			NOT = { has_idea = cyber_attribution_hunt_active }
			OR = {
				has_idea = cyber_gps_jamming_malus
				has_idea = cyber_economic_disruption_malus
				has_idea = cyber_propaganda_ops_malus
				has_idea = cyber_infrastructure_damage_malus
				has_idea = cyber_critical_strike_malus
				has_idea = cyber_sigint_surveillance_malus
				has_idea = cyber_radar_spoofing_malus
				has_idea = cyber_election_interference_malus
				has_idea = cyber_industrial_espionage_malus
				has_idea = cyber_comms_intercept_malus
				has_idea = cyber_financial_system_attack_malus
				has_idea = cyber_logistics_disruption_malus
				has_idea = cyber_sleeper_network_malus
				has_idea = cyber_deception_campaign_malus
				has_idea = cyber_zero_day_strike_malus
			}
		}
		random = {
			chance = 15
			add_command_power = -20
			set_variable = { cyber_op_type = 18 }
			set_variable = { cyber_op_target = THIS }
			cyber_launch_operation = yes
			add_timed_idea = { idea = cyber_attribution_hunt_active days = 60 }
		}
	}
}

# Has the AI invest in their offensive and defensive capabilities via the "menu"
ai_cyber_investment = {
	if = {
		limit = {
			command_power > 75
			NOT = { has_country_flag = ai_cyber_invested_flag }
		}
		set_country_flag = { flag = ai_cyber_invested_flag days = 90 value = 1 }
		if = {
			limit = { has_war = yes }
			random_list = {
				7 = {
					add_command_power = -25
					add_to_variable = { cyber_offense_investment = 2 }
					calculate_cyber_capability = yes
				}
				3 = {
					add_command_power = -25
					add_to_variable = { cyber_defense_investment = 2 }
					calculate_cyber_capability = yes
				}
			}
		}
		else = {
			random_list = {
				1 = {
					add_command_power = -25
					add_to_variable = { cyber_offense_investment = 2 }
					calculate_cyber_capability = yes
				}
				1 = {
					add_command_power = -25
					add_to_variable = { cyber_defense_investment = 2 }
					calculate_cyber_capability = yes
				}
			}
		}
	}
}