-- CreateTable
CREATE TABLE "exchange_currency_rate_snapshots" (
    "id" SERIAL NOT NULL,
    "uuid" TEXT NOT NULL,
    "base_currency" VARCHAR(3) NOT NULL,
    "effective_date" DATE NOT NULL,
    "quoted_at" TIMESTAMP(3) NOT NULL,
    "next_update_at" TIMESTAMP(3),
    "provider" VARCHAR(255) NOT NULL,
    "documentation" VARCHAR(500) NOT NULL,
    "terms_of_use" VARCHAR(500) NOT NULL,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "exchange_currency_rate_snapshots_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "exchange_currency_rates" (
    "id" SERIAL NOT NULL,
    "snapshot_id" INTEGER NOT NULL,
    "quote_currency" VARCHAR(3) NOT NULL,
    "rate" DECIMAL(24,10) NOT NULL,

    CONSTRAINT "exchange_currency_rates_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "exchange_pricing_currency_policies" (
    "country_code" VARCHAR(2) NOT NULL,
    "currency_code" VARCHAR(3) NOT NULL,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "exchange_pricing_currency_policies_pkey" PRIMARY KEY ("country_code")
);

-- CreateIndex
CREATE UNIQUE INDEX "exchange_currency_rate_snapshots_uuid_key" ON "exchange_currency_rate_snapshots"("uuid");

-- CreateIndex
CREATE INDEX "exchange_currency_rate_snapshots_effective_date_idx" ON "exchange_currency_rate_snapshots"("effective_date");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_currency_rate_snapshots_base_currency_effective_da_key" ON "exchange_currency_rate_snapshots"("base_currency", "effective_date");

-- CreateIndex
CREATE INDEX "exchange_currency_rates_quote_currency_idx" ON "exchange_currency_rates"("quote_currency");

-- CreateIndex
CREATE UNIQUE INDEX "exchange_currency_rates_snapshot_id_quote_currency_key" ON "exchange_currency_rates"("snapshot_id", "quote_currency");

-- CreateIndex
CREATE INDEX "exchange_pricing_currency_policies_currency_code_idx" ON "exchange_pricing_currency_policies"("currency_code");

-- AddForeignKey
ALTER TABLE "exchange_currency_rates" ADD CONSTRAINT "exchange_currency_rates_snapshot_id_fkey" FOREIGN KEY ("snapshot_id") REFERENCES "exchange_currency_rate_snapshots"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- Seed pricing currencies for countries already present in Optovia data.
INSERT INTO "exchange_pricing_currency_policies" ("country_code", "currency_code", "updated_at") VALUES
  ('AE', 'AED', CURRENT_TIMESTAMP),
  ('AO', 'AOA', CURRENT_TIMESTAMP),
  ('BF', 'XOF', CURRENT_TIMESTAMP),
  ('BI', 'BIF', CURRENT_TIMESTAMP),
  ('BJ', 'XOF', CURRENT_TIMESTAMP),
  ('BW', 'BWP', CURRENT_TIMESTAMP),
  ('CD', 'CDF', CURRENT_TIMESTAMP),
  ('CF', 'XAF', CURRENT_TIMESTAMP),
  ('CG', 'XAF', CURRENT_TIMESTAMP),
  ('CI', 'XOF', CURRENT_TIMESTAMP),
  ('CM', 'XAF', CURRENT_TIMESTAMP),
  ('CN', 'CNY', CURRENT_TIMESTAMP),
  ('CV', 'CVE', CURRENT_TIMESTAMP),
  ('DJ', 'DJF', CURRENT_TIMESTAMP),
  ('DZ', 'DZD', CURRENT_TIMESTAMP),
  ('EG', 'EGP', CURRENT_TIMESTAMP),
  ('ET', 'ETB', CURRENT_TIMESTAMP),
  ('GA', 'XAF', CURRENT_TIMESTAMP),
  ('GH', 'GHS', CURRENT_TIMESTAMP),
  ('GM', 'GMD', CURRENT_TIMESTAMP),
  ('GN', 'GNF', CURRENT_TIMESTAMP),
  ('GQ', 'XAF', CURRENT_TIMESTAMP),
  ('GW', 'XOF', CURRENT_TIMESTAMP),
  ('KE', 'KES', CURRENT_TIMESTAMP),
  ('KM', 'KMF', CURRENT_TIMESTAMP),
  ('KZ', 'KZT', CURRENT_TIMESTAMP),
  ('LR', 'LRD', CURRENT_TIMESTAMP),
  ('LS', 'LSL', CURRENT_TIMESTAMP),
  ('LY', 'LYD', CURRENT_TIMESTAMP),
  ('MA', 'MAD', CURRENT_TIMESTAMP),
  ('MG', 'MGA', CURRENT_TIMESTAMP),
  ('ML', 'XOF', CURRENT_TIMESTAMP),
  ('MR', 'MRU', CURRENT_TIMESTAMP),
  ('MU', 'MUR', CURRENT_TIMESTAMP),
  ('MW', 'MWK', CURRENT_TIMESTAMP),
  ('MZ', 'MZN', CURRENT_TIMESTAMP),
  ('NA', 'NAD', CURRENT_TIMESTAMP),
  ('NE', 'XOF', CURRENT_TIMESTAMP),
  ('NG', 'NGN', CURRENT_TIMESTAMP),
  ('PL', 'PLN', CURRENT_TIMESTAMP),
  ('RU', 'RUB', CURRENT_TIMESTAMP),
  ('RW', 'RWF', CURRENT_TIMESTAMP),
  ('SC', 'SCR', CURRENT_TIMESTAMP),
  ('SD', 'SDG', CURRENT_TIMESTAMP),
  ('SL', 'SLE', CURRENT_TIMESTAMP),
  ('SN', 'XOF', CURRENT_TIMESTAMP),
  ('SO', 'SOS', CURRENT_TIMESTAMP),
  ('SS', 'SSP', CURRENT_TIMESTAMP),
  ('ST', 'STN', CURRENT_TIMESTAMP),
  ('SZ', 'SZL', CURRENT_TIMESTAMP),
  ('TD', 'XAF', CURRENT_TIMESTAMP),
  ('TG', 'XOF', CURRENT_TIMESTAMP),
  ('TN', 'TND', CURRENT_TIMESTAMP),
  ('TZ', 'TZS', CURRENT_TIMESTAMP),
  ('UG', 'UGX', CURRENT_TIMESTAMP),
  ('ZA', 'ZAR', CURRENT_TIMESTAMP),
  ('ZM', 'ZMW', CURRENT_TIMESTAMP),
  ('ZW', 'ZWG', CURRENT_TIMESTAMP);