launch_hungarian_migration_scripted_effect

launch_hungarian_migration_scripted_effect = {
	$INVADER$ = {
		#If Hungary already exists, just tell us it's getting a name change.
		if = {
			limit = {
				title:k_hungary = { is_title_created = yes }
			}
			custom_tooltip = launch_hungarian_migration_scripted_effect.tt.pannonia_renamed
			title:k_hungary = { set_title_name = k_hungary }
		}
		#Otherwise, if Hungary doesn't exist, create & acquire it _whilst_ giving it a name change.
		else_if = {
			limit = {
				title:k_hungary = { is_title_created = no }
			}
			custom_tooltip = launch_hungarian_migration_scripted_effect.tt.pannonia_renamed_and_usurped
			hidden_effect = {
				create_title_and_vassal_change = {
					type = created
					save_scope_as = change
					add_claim_on_loss = no
				}
				title:k_hungary = {
					change_title_holder = {
						holder = $INVADER$
						change = scope:change
					}
				}
				resolve_title_and_vassal_change = scope:change
				title:k_hungary = { set_title_name = k_hungary }
			}
		}

		#If $INVADER$ has both k_hungary & any other kingdom-tier title, destroy the excess titles.
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.destroy_other_kingdoms
		hidden_effect = {
			if = {
				limit = {
					has_title = title:k_hungary
					any_held_title = {
						title_tier >= kingdom
						count >= 2
					}
				}
				every_held_title = {
					title_tier >= kingdom
					limit = {
						NOT = { this = title:k_hungary }
					}
					save_temporary_scope_as = excess_kingdom
					$INVADER$ = { destroy_title = scope:excess_kingdom }
				}
			}
		}

		#Replace all Avar territories within Pannonia with Mogyer, excepting Keve & Krasso.
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.mogyers_move_to_pannonia
		hidden_effect = {
			every_sub_realm_county = {
				limit = {
					title_capital_county.title_province = { geographical_region = custom_hungary }
					culture = culture:avar
					NOR = {
						this = title:c_keve
						this = title:c_krasso
						holder = {
							AND = {
								is_ai = no
								has_culture = prev.culture
							}
						}
					}
				}
				set_county_culture = culture:mogyer
				#Switch 'em to $INVADER$'s faith if unreformed & $INVADER$ is any Magyar pagan.
				if = {
					limit = {
						$INVADER$.faith.religion = religion:magyar_religion
						faith = { has_doctrine_parameter = unreformed }
					}
					set_county_faith = $INVADER$.faith
					set_county_rite = $INVADER$.rite
				}
			}
		}

		#Replace all Mogyer territories outside of the Pannonian Basin
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.mogyers_outside_pannonia
		hidden_effect = {
			every_sub_realm_county = {
				limit = {
					NOT = {
						title_capital_county.title_province = { geographical_region = custom_hungary }
					}
					culture = culture:mogyer
				}
				set_county_culture = culture:pecheneg
			}
			#Switch 'em to Tengri if Magyar pagan.
			every_sub_realm_county = {
				limit = {
					NOT = {
						title_capital_county.title_province = { geographical_region = custom_hungary }
					}
					culture = culture:pecheneg
					religion = religion:magyar_religion
				}
				set_county_faith = faith:tengri_pagan
			}
		}

		#All territory outside Pannonia is given to new holders and/or made independent.
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.territory_outside_pannonia.non_mogyer_vassals
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.territory_outside_pannonia.mogyer_vassals
		custom_tooltip = launch_hungarian_migration_scripted_effect.tt.territory_outside_pannonia.former_territories
		hidden_effect = {
			#All direct vassal non-Mogyers are given their independence, unless they hold land within Pannonia.
			every_vassal = {
				limit = {
					NOT = { culture = culture:mogyer }

As written in game/common/scripted_effects/00_decisions_effects.txt.