init: pulseform v2 — Express/Prisma/React/SCSS/R3F stack

backend/prisma/schema.prisma

@@ -0,0 +1,225 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+// ─── Enums ───────────────────────────────────────────────────────────────────
+
+enum Role {
+  USER
+  COACH
+  ADMIN
+}
+
+enum Difficulty {
+  BEGINNER
+  INTERMEDIATE
+  ADVANCED
+}
+
+enum GroupRole {
+  MEMBER
+  COACH
+  ADMIN
+}
+
+enum FriendStatus {
+  PENDING
+  ACCEPTED
+  REJECTED
+}
+
+// ─── User ────────────────────────────────────────────────────────────────────
+
+model User {
+  id        String   @id @default(uuid())
+  username  String   @unique
+  email     String   @unique
+  password  String
+  role      Role     @default(USER)
+  avatar    String?
+  bio       String?
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  programs         Program[]
+  histories        History[]
+  groupMemberships GroupMember[]
+  sentRequests     FriendRequest[] @relation("SentRequests")
+  receivedRequests FriendRequest[] @relation("ReceivedRequests")
+  rewards          UserReward[]
+
+  @@map("users")
+}
+
+// ─── Exercise ────────────────────────────────────────────────────────────────
+
+model Exercise {
+  id           String     @id @default(uuid())
+  name         String
+  description  String?
+  difficulty   Difficulty @default(BEGINNER)
+  modelPath    String?
+  muscleGroups String[]
+  createdAt    DateTime   @default(now())
+  updatedAt    DateTime   @updatedAt
+
+  programExercises ProgramExercise[]
+  historyEntries   HistoryEntry[]
+
+  @@map("exercises")
+}
+
+// ─── Program ─────────────────────────────────────────────────────────────────
+
+model Program {
+  id          String   @id @default(uuid())
+  name        String
+  description String?
+  isPublic    Boolean  @default(false)
+  createdAt   DateTime @default(now())
+  updatedAt   DateTime @updatedAt
+
+  authorId String
+  author   User   @relation(fields: [authorId], references: [id], onDelete: Cascade)
+
+  exercises ProgramExercise[]
+  groups    GroupProgram[]
+
+  @@map("programs")
+}
+
+model ProgramExercise {
+  id          String @id @default(uuid())
+  sets        Int
+  reps        Int?
+  durationSec Int?
+  order       Int    @default(0)
+
+  programId  String
+  program    Program  @relation(fields: [programId], references: [id], onDelete: Cascade)
+  exerciseId String
+  exercise   Exercise @relation(fields: [exerciseId], references: [id], onDelete: Cascade)
+
+  @@unique([programId, exerciseId])
+  @@map("program_exercises")
+}
+
+// ─── History ─────────────────────────────────────────────────────────────────
+
+model History {
+  id      String   @id @default(uuid())
+  date    DateTime @default(now())
+  notes   String?
+
+  userId String
+  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  entries HistoryEntry[]
+
+  @@map("histories")
+}
+
+model HistoryEntry {
+  id          String @id @default(uuid())
+  sets        Int
+  reps        Int?
+  weightKg    Float?
+  durationSec Int?
+
+  historyId  String
+  history    History  @relation(fields: [historyId], references: [id], onDelete: Cascade)
+  exerciseId String
+  exercise   Exercise @relation(fields: [exerciseId], references: [id], onDelete: Cascade)
+
+  @@map("history_entries")
+}
+
+// ─── Group ───────────────────────────────────────────────────────────────────
+
+model Group {
+  id          String   @id @default(uuid())
+  name        String
+  description String?
+  isPublic    Boolean  @default(false)
+  createdAt   DateTime @default(now())
+  updatedAt   DateTime @updatedAt
+
+  members  GroupMember[]
+  programs GroupProgram[]
+
+  @@map("groups")
+}
+
+model GroupMember {
+  role     GroupRole @default(MEMBER)
+  joinedAt DateTime  @default(now())
+
+  groupId String
+  group   Group  @relation(fields: [groupId], references: [id], onDelete: Cascade)
+  userId  String
+  user    User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  @@id([groupId, userId])
+  @@map("group_members")
+}
+
+model GroupProgram {
+  addedAt DateTime @default(now())
+
+  groupId   String
+  group     Group   @relation(fields: [groupId], references: [id], onDelete: Cascade)
+  programId String
+  program   Program @relation(fields: [programId], references: [id], onDelete: Cascade)
+
+  @@id([groupId, programId])
+  @@map("group_programs")
+}
+
+// ─── Friends ─────────────────────────────────────────────────────────────────
+
+model FriendRequest {
+  id        String       @id @default(uuid())
+  status    FriendStatus @default(PENDING)
+  createdAt DateTime     @default(now())
+  updatedAt DateTime     @updatedAt
+
+  senderId   String
+  sender     User   @relation("SentRequests", fields: [senderId], references: [id], onDelete: Cascade)
+  receiverId String
+  receiver   User   @relation("ReceivedRequests", fields: [receiverId], references: [id], onDelete: Cascade)
+
+  @@unique([senderId, receiverId])
+  @@map("friend_requests")
+}
+
+// ─── Rewards ─────────────────────────────────────────────────────────────────
+
+model Reward {
+  id          String  @id @default(uuid())
+  name        String
+  description String
+  iconPath    String?
+  condition   String
+
+  users UserReward[]
+
+  @@map("rewards")
+}
+
+model UserReward {
+  earnedAt DateTime @default(now())
+
+  userId   String
+  user     User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+  rewardId String
+  reward   Reward @relation(fields: [rewardId], references: [id], onDelete: Cascade)
+
+  @@id([userId, rewardId])
+  @@map("user_rewards")
+}
+