generator client {
  provider        = "prisma-client"
  output          = "../src/generated/prisma"
  previewFeatures = ["typedSql"]
}

datasource db {
  provider = "postgresql"
}

model GridRegion {
  id               String             @id @default(uuid()) @db.Uuid
  name             String
  code             String             @unique
  iso              String
  boundary         Unsupported("geography(MultiPolygon, 4326)")
  createdAt        DateTime           @default(now()) @map("created_at") @db.Timestamptz
  datacenters      Datacenter[]
  electricityPrices ElectricityPrice[]
  generationMixes  GenerationMix[]

  @@map("grid_regions")
}

model Datacenter {
  id         String     @id @default(uuid()) @db.Uuid
  name       String
  operator   String
  location   Unsupported("geography(Point, 4326)")
  capacityMw Float      @map("capacity_mw")
  status     String
  yearOpened Int        @map("year_opened")
  regionId   String     @map("region_id") @db.Uuid
  region     GridRegion @relation(fields: [regionId], references: [id])
  createdAt  DateTime   @default(now()) @map("created_at") @db.Timestamptz

  @@map("datacenters")
}

model ElectricityPrice {
  id        String     @id @default(uuid()) @db.Uuid
  regionId  String     @map("region_id") @db.Uuid
  region    GridRegion @relation(fields: [regionId], references: [id])
  priceMwh  Float      @map("price_mwh")
  demandMw  Float      @map("demand_mw")
  timestamp DateTime   @db.Timestamptz
  source    String

  @@unique([regionId, timestamp])
  @@index([regionId, timestamp])
  @@map("electricity_prices")
}

model CommodityPrice {
  id        String   @id @default(uuid()) @db.Uuid
  commodity String
  price     Float
  unit      String
  timestamp DateTime @db.Timestamptz
  source    String

  @@unique([commodity, timestamp])
  @@index([commodity, timestamp])
  @@map("commodity_prices")
}

model GenerationMix {
  id           String     @id @default(uuid()) @db.Uuid
  regionId     String     @map("region_id") @db.Uuid
  region       GridRegion @relation(fields: [regionId], references: [id])
  fuelType     String     @map("fuel_type")
  generationMw Float      @map("generation_mw")
  timestamp    DateTime   @db.Timestamptz

  @@unique([regionId, fuelType, timestamp])
  @@index([regionId, timestamp])
  @@map("generation_mix")
}