-- CreateEnum
CREATE TYPE "ActivityKind" AS ENUM ('PROJECT_CREATED', 'PROJECT_UPDATED', 'STATUS_CHANGED', 'NOTE_ADDED', 'NOTE_UPDATED', 'NOTE_DELETED', 'TASK_ADDED', 'TASK_MOVED', 'TASK_DELETED', 'TASKS_IMPORTED', 'REPO_LINKED', 'REPO_COMMITS', 'SYNC_FAILED');

-- CreateTable
CREATE TABLE "Activity" (
    "id" TEXT NOT NULL,
    "projectId" TEXT NOT NULL,
    "userId" TEXT,
    "kind" "ActivityKind" NOT NULL,
    "summary" TEXT NOT NULL,
    "meta" JSONB,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateIndex
CREATE INDEX "Activity_projectId_createdAt_idx" ON "Activity"("projectId", "createdAt");

-- AddForeignKey
ALTER TABLE "Activity" ADD CONSTRAINT "Activity_projectId_fkey" FOREIGN KEY ("projectId") REFERENCES "Project"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "Activity" ADD CONSTRAINT "Activity_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE SET NULL ON UPDATE CASCADE;