import { defineSchema, defineTable } from "convex/server";
import { v } from "convex/values";
import { authTables } from "@convex-dev/auth/server";

// Override the default users table to store NO personal data (GDPR compliance)
// User profile info (name, email, etc.) must be fetched from Zitadel OIDC userinfo endpoint
const minimalAuthTables = {
  ...authTables,
  // Override users table - only store what's required for auth to function
  users: defineTable({
    // No name, email, image, or any PII stored
    // The auth system needs this table to exist but we strip all profile data
  }),
};

export default defineSchema({
  ...minimalAuthTables,

  // Card printings with perceptual hashes
  cards: defineTable({
    scryfallId: v.string(),
    oracleId: v.string(),
    name: v.string(),
    setCode: v.string(),
    collectorNumber: v.string(),
    rarity: v.string(),
    artist: v.optional(v.string()),
    imageUri: v.optional(v.string()),
    hash: v.bytes(),              // 24-byte perceptual hash
    hashVersion: v.number(),      // Algorithm version for migrations
    updatedAt: v.number(),
  })
    .index("by_scryfall", ["scryfallId"])
    .index("by_oracle", ["oracleId"])
    .index("by_name", ["name"])
    .index("by_updated", ["updatedAt"]),

  // Oracle cards (abstract game cards)
  oracles: defineTable({
    oracleId: v.string(),
    name: v.string(),
    manaCost: v.optional(v.string()),
    cmc: v.optional(v.number()),
    typeLine: v.optional(v.string()),
    oracleText: v.optional(v.string()),
    colors: v.optional(v.array(v.string())),
    colorIdentity: v.optional(v.array(v.string())),
    keywords: v.optional(v.array(v.string())),
    power: v.optional(v.string()),
    toughness: v.optional(v.string()),
  })
    .index("by_oracle", ["oracleId"])
    .index("by_name", ["name"]),

  // MTG sets
  sets: defineTable({
    setId: v.string(),
    code: v.string(),
    name: v.string(),
    setType: v.optional(v.string()),
    releasedAt: v.optional(v.string()),
    cardCount: v.optional(v.number()),
    iconSvgUri: v.optional(v.string()),
  })
    .index("by_set", ["setId"])
    .index("by_code", ["code"]),

  // User collections
  collections: defineTable({
    userId: v.id("users"),
    cardId: v.id("cards"),
    quantity: v.number(),
    isFoil: v.boolean(),
    addedAt: v.number(),
  })
    .index("by_user", ["userId"])
    .index("by_user_card", ["userId", "cardId", "isFoil"]),

  // Scan history
  scanHistory: defineTable({
    userId: v.id("users"),
    cardId: v.optional(v.id("cards")),
    confidence: v.number(),
    scannedAt: v.number(),
    addedToCollection: v.boolean(),
  }).index("by_user", ["userId"]),

  // Sync metadata
  metadata: defineTable({
    key: v.string(),
    value: v.string(),
  }).index("by_key", ["key"]),
});