-- Migration autosuffisante : les extensions requises sont créées si absentes
-- (la CI et tout environnement neuf n’ont pas notre init.sql).
CREATE EXTENSION IF NOT EXISTS postgis;

-- CreateEnum
CREATE TYPE "CategoryKind" AS ENUM ('EQUIPMENT', 'COMPONENT_TYPE');

-- CreateEnum
CREATE TYPE "AssetStatus" AS ENUM ('IN_SERVICE', 'OUT_OF_SERVICE', 'UNDER_MAINTENANCE');

-- AlterTable
ALTER TABLE "User" ADD COLUMN     "activationExpiresAt" TIMESTAMP(3),
ADD COLUMN     "activationToken" TEXT,
ADD COLUMN     "phone" TEXT;

-- CreateTable
CREATE TABLE "Category" (
    "id" UUID NOT NULL,
    "kind" "CategoryKind" NOT NULL,
    "name" TEXT NOT NULL,
    "isActive" BOOLEAN NOT NULL DEFAULT true,

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

-- CreateTable
CREATE TABLE "Location" (
    "id" UUID NOT NULL,
    "name" TEXT NOT NULL,
    "parentId" UUID,
    "address" TEXT,
    "city" TEXT,
    "guardianName" TEXT,
    "guardianPhone" TEXT,
    "latitude" DOUBLE PRECISION,
    "longitude" DOUBLE PRECISION,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "Asset" (
    "id" UUID NOT NULL,
    "reference" TEXT NOT NULL,
    "brand" TEXT NOT NULL,
    "model" TEXT,
    "serialNumber" TEXT,
    "commissionedAt" TIMESTAMP(3),
    "loadKg" INTEGER,
    "floors" INTEGER,
    "status" "AssetStatus" NOT NULL DEFAULT 'IN_SERVICE',
    "categoryId" UUID NOT NULL,
    "locationId" UUID NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "AssetComponent" (
    "id" UUID NOT NULL,
    "assetId" UUID NOT NULL,
    "typeId" UUID NOT NULL,
    "designation" TEXT,

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

-- CreateTable
CREATE TABLE "Team" (
    "id" UUID NOT NULL,
    "name" TEXT NOT NULL,
    "description" TEXT,

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

-- CreateTable
CREATE TABLE "_TeamToUser" (
    "A" UUID NOT NULL,
    "B" UUID NOT NULL,

    CONSTRAINT "_TeamToUser_AB_pkey" PRIMARY KEY ("A","B")
);

-- CreateIndex
CREATE UNIQUE INDEX "Category_kind_name_key" ON "Category"("kind", "name");

-- CreateIndex
CREATE INDEX "Location_parentId_idx" ON "Location"("parentId");

-- CreateIndex
CREATE UNIQUE INDEX "Asset_reference_key" ON "Asset"("reference");

-- CreateIndex
CREATE INDEX "Asset_locationId_idx" ON "Asset"("locationId");

-- CreateIndex
CREATE INDEX "Asset_categoryId_idx" ON "Asset"("categoryId");

-- CreateIndex
CREATE INDEX "AssetComponent_assetId_idx" ON "AssetComponent"("assetId");

-- CreateIndex
CREATE UNIQUE INDEX "Team_name_key" ON "Team"("name");

-- CreateIndex
CREATE INDEX "_TeamToUser_B_index" ON "_TeamToUser"("B");

-- CreateIndex
CREATE UNIQUE INDEX "User_activationToken_key" ON "User"("activationToken");

-- AddForeignKey
ALTER TABLE "Location" ADD CONSTRAINT "Location_parentId_fkey" FOREIGN KEY ("parentId") REFERENCES "Location"("id") ON DELETE SET NULL ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "Asset" ADD CONSTRAINT "Asset_categoryId_fkey" FOREIGN KEY ("categoryId") REFERENCES "Category"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "Asset" ADD CONSTRAINT "Asset_locationId_fkey" FOREIGN KEY ("locationId") REFERENCES "Location"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "AssetComponent" ADD CONSTRAINT "AssetComponent_assetId_fkey" FOREIGN KEY ("assetId") REFERENCES "Asset"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "AssetComponent" ADD CONSTRAINT "AssetComponent_typeId_fkey" FOREIGN KEY ("typeId") REFERENCES "Category"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "_TeamToUser" ADD CONSTRAINT "_TeamToUser_A_fkey" FOREIGN KEY ("A") REFERENCES "Team"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "_TeamToUser" ADD CONSTRAINT "_TeamToUser_B_fkey" FOREIGN KEY ("B") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;


-- ————— PostGIS (hors périmètre Prisma, décision modèle R1) —————
-- Position générée depuis latitude/longitude : rien à synchroniser côté app,
-- la colonne est prête pour les requêtes spatiales (affectation auto, backlog).
ALTER TABLE "Location"
  ADD COLUMN "position" geography(Point, 4326)
  GENERATED ALWAYS AS (ST_SetSRID(ST_MakePoint("longitude", "latitude"), 4326)::geography) STORED;

CREATE INDEX "Location_position_gix" ON "Location" USING GIST ("position");