-- AlterTable: Add missing User settings columns
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "goalFallbackType" TEXT NOT NULL DEFAULT 'quote';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "goalDefaultSentence" TEXT NOT NULL DEFAULT 'goal of the week';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "dateLayout" TEXT NOT NULL DEFAULT 'right';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "dateAlignment" TEXT NOT NULL DEFAULT 'center';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "hourLabelFormat" TEXT NOT NULL DEFAULT 'short';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "showSubHourSlots" BOOLEAN NOT NULL DEFAULT true;
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "allDayPosition" TEXT NOT NULL DEFAULT 'below';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "cwColor" TEXT DEFAULT '#333333';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "cwFontFamily" TEXT DEFAULT 'Inter';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "cwFontSize" TEXT DEFAULT '1.125rem';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "cwFontWeight" TEXT DEFAULT '700';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "yearColor" TEXT DEFAULT '#333333';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "yearFontFamily" TEXT DEFAULT 'Inter';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "yearFontSize" TEXT DEFAULT '1.125rem';
ALTER TABLE "User" ADD COLUMN IF NOT EXISTS "yearFontWeight" TEXT DEFAULT '700';

-- AlterTable: Add missing SomedayList columns
ALTER TABLE "SomedayList" ADD COLUMN IF NOT EXISTS "externalId" TEXT;
ALTER TABLE "SomedayList" ADD COLUMN IF NOT EXISTS "externalProvider" TEXT;
ALTER TABLE "SomedayList" ADD COLUMN IF NOT EXISTS "lastSyncedAt" TIMESTAMP(3);

-- AlterTable: Add missing Task columns
ALTER TABLE "Task" ADD COLUMN IF NOT EXISTS "parentTaskId" TEXT;
ALTER TABLE "Task" ADD COLUMN IF NOT EXISTS "deletedAt" TIMESTAMP(3);

-- CreateTable: WeeklyGoal
CREATE TABLE IF NOT EXISTS "WeeklyGoal" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "weekStart" TIMESTAMP(3) NOT NULL,
    "text" TEXT NOT NULL DEFAULT 'your goal of this week',
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable: CachedCalendarEvent
CREATE TABLE IF NOT EXISTS "CachedCalendarEvent" (
    "id" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "externalId" TEXT NOT NULL,
    "connectionId" TEXT NOT NULL,
    "provider" TEXT NOT NULL,
    "calendarId" TEXT NOT NULL,
    "calendarTitle" TEXT NOT NULL,
    "calendarColor" TEXT,
    "title" TEXT NOT NULL,
    "description" TEXT,
    "location" TEXT,
    "startDateTime" TIMESTAMP(3),
    "startDate" TEXT,
    "endDateTime" TIMESTAMP(3),
    "endDate" TEXT,
    "weekStart" TIMESTAMP(3) NOT NULL,
    "syncedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateIndexes for WeeklyGoal
CREATE UNIQUE INDEX IF NOT EXISTS "WeeklyGoal_userId_weekStart_key" ON "WeeklyGoal"("userId", "weekStart");
CREATE INDEX IF NOT EXISTS "WeeklyGoal_userId_idx" ON "WeeklyGoal"("userId");

-- CreateIndexes for CachedCalendarEvent
CREATE UNIQUE INDEX IF NOT EXISTS "CachedCalendarEvent_userId_externalId_provider_key" ON "CachedCalendarEvent"("userId", "externalId", "provider");
CREATE INDEX IF NOT EXISTS "CachedCalendarEvent_userId_startDateTime_idx" ON "CachedCalendarEvent"("userId", "startDateTime");
CREATE INDEX IF NOT EXISTS "CachedCalendarEvent_userId_startDate_idx" ON "CachedCalendarEvent"("userId", "startDate");
CREATE INDEX IF NOT EXISTS "CachedCalendarEvent_connectionId_weekStart_idx" ON "CachedCalendarEvent"("connectionId", "weekStart");

-- CreateIndex for Task
CREATE INDEX IF NOT EXISTS "Task_parentTaskId_idx" ON "Task"("parentTaskId");
CREATE INDEX IF NOT EXISTS "Task_userId_deletedAt_idx" ON "Task"("userId", "deletedAt");

-- AddForeignKeys (idempotent)
DO $$ BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM information_schema.table_constraints
    WHERE constraint_name = 'Task_parentTaskId_fkey'
  ) THEN
    ALTER TABLE "Task" ADD CONSTRAINT "Task_parentTaskId_fkey" FOREIGN KEY ("parentTaskId") REFERENCES "Task"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;

DO $$ BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM information_schema.table_constraints
    WHERE constraint_name = 'WeeklyGoal_userId_fkey'
  ) THEN
    ALTER TABLE "WeeklyGoal" ADD CONSTRAINT "WeeklyGoal_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;

DO $$ BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM information_schema.table_constraints
    WHERE constraint_name = 'CachedCalendarEvent_connectionId_fkey'
  ) THEN
    ALTER TABLE "CachedCalendarEvent" ADD CONSTRAINT "CachedCalendarEvent_connectionId_fkey" FOREIGN KEY ("connectionId") REFERENCES "CalendarConnection"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;

DO $$ BEGIN
  IF NOT EXISTS (
    SELECT 1 FROM information_schema.table_constraints
    WHERE constraint_name = 'CachedCalendarEvent_userId_fkey'
  ) THEN
    ALTER TABLE "CachedCalendarEvent" ADD CONSTRAINT "CachedCalendarEvent_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
  END IF;
END $$;

-- Fix Task_somedayListId_fkey to use SET NULL on delete (idempotent)
ALTER TABLE "Task" DROP CONSTRAINT IF EXISTS "Task_somedayListId_fkey";
ALTER TABLE "Task" ADD CONSTRAINT "Task_somedayListId_fkey" FOREIGN KEY ("somedayListId") REFERENCES "SomedayList"("id") ON DELETE SET NULL ON UPDATE CASCADE;