115 lines
3.8 KiB
Ruby
115 lines
3.8 KiB
Ruby
# frozen_string_literal: true
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class MigrateAxModifiersToFk < ActiveRecord::Migration[8.0]
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# Old AX_MAPPING from WeaponProcessor stored internal integer values (0, 1, 2...)
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# We need to map: old internal_value => game_skill_id => weapon_stat_modifier.id
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OLD_INTERNAL_TO_GAME_SKILL_ID = {
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2 => 1588, # HP
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0 => 1589, # ATK
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1 => 1590, # DEF
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3 => 1591, # C.A. DMG
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4 => 1592, # Multiattack Rate
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9 => 1593, # Debuff Resistance
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13 => 1594, # Elemental ATK
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10 => 1595, # Healing
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5 => 1596, # Double Attack Rate
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6 => 1597, # Triple Attack Rate
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8 => 1599, # C.A. DMG Cap
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12 => 1600, # Stamina
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11 => 1601, # Enmity
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15 => 1719, # Supplemental Skill DMG
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16 => 1720, # Supplemental C.A. DMG
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17 => 1721, # Elemental DMG Reduction
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14 => 1722 # Normal ATK DMG Cap
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}.freeze
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def up
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# Build lookup: old_internal_value -> new FK id
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modifier_by_game_skill_id = WeaponStatModifier.pluck(:game_skill_id, :id).to_h
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old_to_new_id = OLD_INTERNAL_TO_GAME_SKILL_ID.transform_values do |game_skill_id|
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modifier_by_game_skill_id[game_skill_id]
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end
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# Use raw SQL to query old integer columns (ax_modifier1, ax_modifier2)
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# and update the new FK columns (ax_modifier1_id, ax_modifier2_id)
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# Migrate CollectionWeapon
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execute <<-SQL.squish
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UPDATE collection_weapons
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SET ax_modifier1_id = CASE ax_modifier1
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#{old_to_new_id.map { |old_val, new_id| "WHEN #{old_val} THEN #{new_id}" }.join(' ')}
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END
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WHERE ax_modifier1 IS NOT NULL
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SQL
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execute <<-SQL.squish
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UPDATE collection_weapons
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SET ax_modifier2_id = CASE ax_modifier2
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#{old_to_new_id.map { |old_val, new_id| "WHEN #{old_val} THEN #{new_id}" }.join(' ')}
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END
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WHERE ax_modifier2 IS NOT NULL
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SQL
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# Migrate GridWeapon
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execute <<-SQL.squish
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UPDATE grid_weapons
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SET ax_modifier1_id = CASE ax_modifier1
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#{old_to_new_id.map { |old_val, new_id| "WHEN #{old_val} THEN #{new_id}" }.join(' ')}
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END
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WHERE ax_modifier1 IS NOT NULL
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SQL
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execute <<-SQL.squish
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UPDATE grid_weapons
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SET ax_modifier2_id = CASE ax_modifier2
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#{old_to_new_id.map { |old_val, new_id| "WHEN #{old_val} THEN #{new_id}" }.join(' ')}
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END
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WHERE ax_modifier2 IS NOT NULL
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SQL
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end
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def down
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# Build reverse lookup: new FK id -> old internal value
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modifier_by_game_skill_id = WeaponStatModifier.pluck(:game_skill_id, :id).to_h
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game_skill_id_to_internal = OLD_INTERNAL_TO_GAME_SKILL_ID.invert
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new_id_to_old = modifier_by_game_skill_id.each_with_object({}) do |(game_skill_id, new_id), hash|
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old_val = game_skill_id_to_internal[game_skill_id]
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hash[new_id] = old_val if old_val
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end
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return if new_id_to_old.empty?
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# Reverse: copy FK back to old integer columns
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execute <<-SQL.squish
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UPDATE collection_weapons
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SET ax_modifier1 = CASE ax_modifier1_id
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#{new_id_to_old.map { |new_id, old_val| "WHEN #{new_id} THEN #{old_val}" }.join(' ')}
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END
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WHERE ax_modifier1_id IS NOT NULL
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SQL
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execute <<-SQL.squish
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UPDATE collection_weapons
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SET ax_modifier2 = CASE ax_modifier2_id
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#{new_id_to_old.map { |new_id, old_val| "WHEN #{new_id} THEN #{old_val}" }.join(' ')}
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END
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WHERE ax_modifier2_id IS NOT NULL
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SQL
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execute <<-SQL.squish
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UPDATE grid_weapons
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SET ax_modifier1 = CASE ax_modifier1_id
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#{new_id_to_old.map { |new_id, old_val| "WHEN #{new_id} THEN #{old_val}" }.join(' ')}
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END
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WHERE ax_modifier1_id IS NOT NULL
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SQL
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execute <<-SQL.squish
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UPDATE grid_weapons
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SET ax_modifier2 = CASE ax_modifier2_id
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#{new_id_to_old.map { |new_id, old_val| "WHEN #{new_id} THEN #{old_val}" }.join(' ')}
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END
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WHERE ax_modifier2_id IS NOT NULL
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SQL
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end
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end
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