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Add scrapbook_entries table migration #73373

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24 changes: 24 additions & 0 deletions dashboard/db/migrate/20260513120000_create_scrapbook_entries.rb
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
class CreateScrapbookEntries < ActiveRecord::Migration[7.0]
def change
create_table :scrapbook_entries do |t|
t.references :user, null: false, foreign_key: true, type: :integer
# An entry is keyed either by (script_id, level_id) for in-curriculum
# levels, or by channel_id for standalone projects. Both keyings are
# nullable; the model enforces that exactly one is present.
t.integer :script_id
t.integer :level_id
t.string :channel_id
# Image bytes live in S3; these columns hold only the bare filename
# reference (see Scrapbook::ImageStore).
t.string :before_asset_url
t.string :after_asset_url
t.text :entry_text
t.timestamps
end
# MySQL treats NULL as distinct, so each unique index only constrains rows
# whose key columns are non-NULL: the script_level rows ignore the channel
# index and vice versa.
add_index :scrapbook_entries, [:user_id, :script_id, :level_id], unique: true
add_index :scrapbook_entries, [:user_id, :channel_id], unique: true
end
end
16 changes: 16 additions & 0 deletions dashboard/db/schema.rb
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Expand Up @@ -2203,6 +2203,21 @@
t.index ["zip"], name: "index_schools_on_zip"
end

create_table "scrapbook_entries", charset: "utf8mb4", collation: "utf8mb4_unicode_ci", force: :cascade do |t|
t.integer "user_id", null: false
t.integer "script_id"
t.integer "level_id"
t.string "channel_id"
t.string "before_asset_url"
t.string "after_asset_url"
t.text "entry_text"
t.datetime "created_at", null: false
t.datetime "updated_at", null: false
t.index ["user_id", "channel_id"], name: "index_scrapbook_entries_on_user_id_and_channel_id", unique: true
t.index ["user_id", "script_id", "level_id"], name: "index_scrapbook_entries_on_user_id_and_script_id_and_level_id", unique: true
t.index ["user_id"], name: "index_scrapbook_entries_on_user_id"
end

create_table "script_levels", id: :integer, charset: "utf8mb3", collation: "utf8mb3_unicode_ci", force: :cascade do |t|
t.integer "script_id", null: false
t.integer "chapter"
Expand Down Expand Up @@ -2969,6 +2984,7 @@
add_foreign_key "school_infos", "schools"
add_foreign_key "school_stats_by_years", "schools"
add_foreign_key "schools", "school_districts"
add_foreign_key "scrapbook_entries", "users"
add_foreign_key "scripts", "unit_groups", column: "original_unit_group_id"
add_foreign_key "section_instructors", "users", column: "instructor_id"
add_foreign_key "section_instructors", "users", column: "invited_by_id"
Expand Down
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