-- Finance module tables

CREATE TABLE IF NOT EXISTS income_categories (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  tree_id UUID NOT NULL DEFAULT gen_random_uuid(),
  name VARCHAR(200) NOT NULL,
  categories JSONB NOT NULL DEFAULT '[]',
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW()
);

CREATE UNIQUE INDEX IF NOT EXISTS income_categories_org_tree_idx ON income_categories(organization_id, tree_id);

CREATE TABLE IF NOT EXISTS expense_categories (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  tree_id UUID NOT NULL DEFAULT gen_random_uuid(),
  name VARCHAR(200) NOT NULL,
  categories JSONB NOT NULL DEFAULT '[]',
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW()
);

CREATE UNIQUE INDEX IF NOT EXISTS expense_categories_org_tree_idx ON expense_categories(organization_id, tree_id);

CREATE TABLE IF NOT EXISTS income_category_overrides (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  record_id VARCHAR(100) NOT NULL,
  category_id VARCHAR(100) NOT NULL,
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, record_id)
);

CREATE INDEX IF NOT EXISTS income_overrides_org_record_idx ON income_category_overrides(organization_id, record_id);

CREATE TABLE IF NOT EXISTS expense_category_overrides (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  record_id VARCHAR(100) NOT NULL,
  category_id VARCHAR(100) NOT NULL,
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, record_id)
);

CREATE INDEX IF NOT EXISTS expense_overrides_org_record_idx ON expense_category_overrides(organization_id, record_id);

CREATE TABLE IF NOT EXISTS auto_detect_trees (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  context VARCHAR(20) NOT NULL CHECK (context IN ('income', 'expense')),
  tree_id UUID NOT NULL DEFAULT gen_random_uuid(),
  name VARCHAR(200) NOT NULL,
  config JSONB NOT NULL DEFAULT '{}',
  is_primary BOOLEAN NOT NULL DEFAULT false,
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, context, tree_id)
);

CREATE INDEX IF NOT EXISTS auto_detect_trees_org_idx ON auto_detect_trees(organization_id, context);

CREATE TABLE IF NOT EXISTS node_tags (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  name VARCHAR(100) NOT NULL,
  color VARCHAR(20) NOT NULL DEFAULT '#2563eb',
  created_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, name)
);

CREATE INDEX IF NOT EXISTS node_tags_org_idx ON node_tags(organization_id);

CREATE TABLE IF NOT EXISTS node_tag_assignments (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  node_id VARCHAR(100) NOT NULL,
  tag_id INTEGER NOT NULL REFERENCES node_tags(id) ON DELETE CASCADE,
  context VARCHAR(20) NOT NULL CHECK (context IN ('income', 'expense')),
  created_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, node_id, tag_id, context)
);

CREATE INDEX IF NOT EXISTS node_tag_assignments_org_idx ON node_tag_assignments(organization_id, context, node_id);

CREATE TABLE IF NOT EXISTS finance_table_settings (
  id SERIAL PRIMARY KEY,
  organization_id INTEGER NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
  section VARCHAR(20) NOT NULL CHECK (section IN ('income', 'expense')),
  visible_cols JSONB NOT NULL DEFAULT '[]',
  col_order JSONB NOT NULL DEFAULT '[]',
  created_at TIMESTAMP DEFAULT NOW(),
  updated_at TIMESTAMP DEFAULT NOW(),
  UNIQUE(organization_id, section)
);