Add specs + Prisma schema for the documented data model (#3)

* Add project specs, gitignore the source PDF

specs/batch-cooking-architecture.md and specs/batch-cooking-modele.md
are the clean markdown transcription of "Projet batch cooking.pdf"
(a scanned/image-only PDF, no extractable text). The PDF itself is
gitignored — source working document, not meant to be committed.

* Add Prisma schema for the documented data model

Models every table from specs/batch-cooking-modele.md: users/household
(user_profiles, house, diet, allergy, category), planning (planning,
planning_item), and recipes (recipe, ingredients, step, tech_step,
tech_step_mapping, sources).

Two deliberate deviations from the literal spec doc, per project
discussion:

- recipe_ingredient (recipe <-> ingredients) carries quantity + unit.
  The spec describes a plain many-to-many with no extra fields, but a
  shopping list / batch-cooking calculation needs quantities.
- step is modeled one-to-many from recipe (not many-to-many as labeled
  in the doc): the documented `order` column only makes sense scoped
  to a single recipe, which isn't reconcilable with steps being
  shared across recipes.

Everything else follows the doc as-is, including field nullability
choices made where the doc doesn't specify (e.g. user_profiles.house_id
optional, recipe.source_id optional) and onDelete behavior (Cascade
for owned child records, SetNull for optional references) — first
draft, not meant as final production hardening.

Verified: `prisma validate`, `prisma generate`, and a real
`prisma migrate dev` against a local Postgres (via docker-compose) —
the migration applies cleanly and produces the expected schema.

README: documents the migrate command and a Postgres port-conflict
gotcha hit during validation (a native Postgres service on this
machine was already bound to 5432, intercepting the Docker container's
connections).

* Add COMMENT ON for every table and column in the init migration

Descriptions pulled from specs/batch-cooking-modele.md's per-table
field tables. The two tables not in the original spec (join tables
recipe_ingredient, user_profile_allergy) get a comment explaining
why they exist.

Amends the still-unmerged init migration directly rather than adding
a follow-up migration, since it hasn't been applied anywhere but this
local dev database.

Verified: `prisma migrate reset --force` reapplies cleanly, and a
query against pg_description confirms every column of every project
table has a comment (only Prisma's own internal _prisma_migrations
table is uncommented, out of scope).
This commit is contained in:
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7 changed files with 810 additions and 1 deletions

3
.gitignore vendored
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@ -141,3 +141,6 @@ dist
vite.config.js.timestamp-*
vite.config.ts.timestamp-*
.vite/
# Project docs not meant to be committed
Projet batch cooking.pdf

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@ -58,6 +58,9 @@ hors du repo).
# Base de données Postgres locale
docker compose up -d
# Applique le schéma (première fois / après un changement de prisma/schema.prisma)
pnpm --filter api exec prisma migrate dev
# Backend (http://localhost:3000)
pnpm dev:api
@ -65,6 +68,13 @@ pnpm dev:api
pnpm dev:web
```
> **Conflit de port possible sur `5432`** : si tu as déjà un Postgres natif installé
> sur ta machine (service Windows, Homebrew, etc.), il peut occuper le port 5432 et
> intercepter les connexions à la place du conteneur Docker (symptôme : Prisma
> renvoie `P1000: Authentication failed` alors que les identifiants sont corrects).
> Dans ce cas, mets `POSTGRES_PORT=5433` (ou autre) dans ton `.env` **et** adapte le
> port dans la `DATABASE_URL` de `apps/api/.env`.
## Qualité / Tests
```bash

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@ -0,0 +1,271 @@
-- CreateTable
CREATE TABLE "house" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
CONSTRAINT "house_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "house" IS 'Foyer regroupant un ou plusieurs profils utilisateurs et leurs plannings.';
COMMENT ON COLUMN "house"."id" IS 'Identifiant';
COMMENT ON COLUMN "house"."name" IS 'Nom du foyer';
-- CreateTable
CREATE TABLE "diet" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
CONSTRAINT "diet_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "diet" IS 'Régime alimentaire pouvant être suivi par un profil utilisateur.';
COMMENT ON COLUMN "diet"."id" IS 'Identifiant';
COMMENT ON COLUMN "diet"."name" IS 'Nom du régime alimentaire';
-- CreateTable
CREATE TABLE "category" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
CONSTRAINT "category_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "category" IS 'Table d''énumération, destinée à grandir au fil du projet (portera notamment les nuances liées aux allergies).';
COMMENT ON COLUMN "category"."id" IS 'Identifiant';
COMMENT ON COLUMN "category"."name" IS 'Nom de la catégorie';
-- CreateTable
CREATE TABLE "allergy" (
"id" SERIAL NOT NULL,
"cat_id" INTEGER NOT NULL,
CONSTRAINT "allergy_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "allergy" IS 'Allergie, rattachée à une catégorie. Associée à user_profiles en many-to-many (table de jointure simple, sans champ additionnel).';
COMMENT ON COLUMN "allergy"."id" IS 'Identifiant';
COMMENT ON COLUMN "allergy"."cat_id" IS 'FK → category';
-- CreateTable
CREATE TABLE "user_profiles" (
"id" SERIAL NOT NULL,
"first_name" TEXT NOT NULL,
"last_name" TEXT NOT NULL,
"email" TEXT NOT NULL,
"house_id" INTEGER,
"diet_id" INTEGER,
CONSTRAINT "user_profiles_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "user_profiles" IS 'Profil utilisateur, rattaché à un foyer et éventuellement à un régime alimentaire.';
COMMENT ON COLUMN "user_profiles"."id" IS 'Identifiant';
COMMENT ON COLUMN "user_profiles"."first_name" IS 'Prénom';
COMMENT ON COLUMN "user_profiles"."last_name" IS 'Nom';
COMMENT ON COLUMN "user_profiles"."email" IS 'Email';
COMMENT ON COLUMN "user_profiles"."house_id" IS 'FK → house';
COMMENT ON COLUMN "user_profiles"."diet_id" IS 'FK → diet';
-- CreateTable
CREATE TABLE "user_profile_allergy" (
"user_profile_id" INTEGER NOT NULL,
"allergy_id" INTEGER NOT NULL,
CONSTRAINT "user_profile_allergy_pkey" PRIMARY KEY ("user_profile_id","allergy_id")
);
COMMENT ON TABLE "user_profile_allergy" IS 'Table de jointure simple pour l''association many-to-many user_profiles ↔ allergy (sans champ additionnel, non présente telle quelle dans la spec d''origine).';
COMMENT ON COLUMN "user_profile_allergy"."user_profile_id" IS 'FK → user_profiles';
COMMENT ON COLUMN "user_profile_allergy"."allergy_id" IS 'FK → allergy';
-- CreateTable
CREATE TABLE "planning" (
"id" SERIAL NOT NULL,
"start_date" DATE NOT NULL,
"finish_date" DATE NOT NULL,
"house_id" INTEGER NOT NULL,
CONSTRAINT "planning_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "planning" IS 'Planning de repas d''un foyer sur une période donnée.';
COMMENT ON COLUMN "planning"."id" IS 'Identifiant';
COMMENT ON COLUMN "planning"."start_date" IS 'Date de début';
COMMENT ON COLUMN "planning"."finish_date" IS 'Date de fin';
COMMENT ON COLUMN "planning"."house_id" IS 'FK → house';
-- CreateTable
CREATE TABLE "planning_item" (
"id" SERIAL NOT NULL,
"planning_id" INTEGER NOT NULL,
"week_day" TEXT NOT NULL,
"meal" TEXT NOT NULL,
"recipe_id" INTEGER NOT NULL,
CONSTRAINT "planning_item_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "planning_item" IS 'Entrée d''un planning : une recette assignée à un jour et un repas donnés.';
COMMENT ON COLUMN "planning_item"."id" IS 'Identifiant';
COMMENT ON COLUMN "planning_item"."planning_id" IS 'FK → planning';
COMMENT ON COLUMN "planning_item"."week_day" IS 'Jour de la semaine';
COMMENT ON COLUMN "planning_item"."meal" IS 'Repas concerné';
COMMENT ON COLUMN "planning_item"."recipe_id" IS 'FK → recipe';
-- CreateTable
CREATE TABLE "sources" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
"url" TEXT,
CONSTRAINT "sources_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "sources" IS 'Source d''origine d''une recette (site, livre, etc.), utilisée par le pipeline d''import.';
COMMENT ON COLUMN "sources"."id" IS 'Identifiant';
COMMENT ON COLUMN "sources"."name" IS 'Nom de la source';
COMMENT ON COLUMN "sources"."url" IS 'URL';
-- CreateTable
CREATE TABLE "recipe" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
"source_id" INTEGER,
"description" TEXT,
"picture" TEXT,
CONSTRAINT "recipe_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "recipe" IS 'Recette de cuisine. Associée à ingredients en many-to-many (voir recipe_ingredient).';
COMMENT ON COLUMN "recipe"."id" IS 'Identifiant';
COMMENT ON COLUMN "recipe"."name" IS 'Nom de la recette';
COMMENT ON COLUMN "recipe"."source_id" IS 'FK → sources';
COMMENT ON COLUMN "recipe"."description" IS 'Description';
COMMENT ON COLUMN "recipe"."picture" IS 'Image';
-- CreateTable
CREATE TABLE "ingredients" (
"id" SERIAL NOT NULL,
"name" TEXT NOT NULL,
"icon" TEXT,
"alternate_recipe" INTEGER,
CONSTRAINT "ingredients_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "ingredients" IS 'Ingrédient pouvant entrer dans la composition d''une ou plusieurs recettes.';
COMMENT ON COLUMN "ingredients"."id" IS 'Identifiant';
COMMENT ON COLUMN "ingredients"."name" IS 'Nom';
COMMENT ON COLUMN "ingredients"."icon" IS 'Icône';
COMMENT ON COLUMN "ingredients"."alternate_recipe" IS 'FK → recipe (recette alternative, ex: faire soi-même plutôt qu''acheter)';
-- CreateTable
CREATE TABLE "recipe_ingredient" (
"recipe_id" INTEGER NOT NULL,
"ingredient_id" INTEGER NOT NULL,
"quantity" DECIMAL(10,2) NOT NULL,
"unit" TEXT NOT NULL,
CONSTRAINT "recipe_ingredient_pkey" PRIMARY KEY ("recipe_id","ingredient_id")
);
COMMENT ON TABLE "recipe_ingredient" IS 'Association recipe ↔ ingredients enrichie d''une quantité et d''une unité (non présent dans la spec d''origine, nécessaire pour les listes de courses / le calcul batch-cooking).';
COMMENT ON COLUMN "recipe_ingredient"."recipe_id" IS 'FK → recipe';
COMMENT ON COLUMN "recipe_ingredient"."ingredient_id" IS 'FK → ingredients';
COMMENT ON COLUMN "recipe_ingredient"."quantity" IS 'Quantité de l''ingrédient nécessaire pour la recette';
COMMENT ON COLUMN "recipe_ingredient"."unit" IS 'Unité de mesure de la quantité (g, ml, pièce...)';
-- CreateTable
CREATE TABLE "tech_step" (
"id" SERIAL NOT NULL,
CONSTRAINT "tech_step_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "tech_step" IS 'Technique culinaire réutilisable (ex: éplucher, mixer, cuire...), référencée par les étapes de recette.';
COMMENT ON COLUMN "tech_step"."id" IS 'Identifiant';
-- CreateTable
CREATE TABLE "tech_step_mapping" (
"id" SERIAL NOT NULL,
"tech_step_id" INTEGER NOT NULL,
"expression" TEXT NOT NULL,
"weight" INTEGER NOT NULL,
CONSTRAINT "tech_step_mapping_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "tech_step_mapping" IS 'Utilisé par le pipeline d''import de recette pour détecter automatiquement la technique correspondant à une instruction brute (expression = motif texte, weight = score de correspondance).';
COMMENT ON COLUMN "tech_step_mapping"."id" IS 'Identifiant';
COMMENT ON COLUMN "tech_step_mapping"."tech_step_id" IS 'FK → tech_step';
COMMENT ON COLUMN "tech_step_mapping"."expression" IS 'Expression';
COMMENT ON COLUMN "tech_step_mapping"."weight" IS 'Poids';
-- CreateTable
CREATE TABLE "step" (
"id" SERIAL NOT NULL,
"recipe_id" INTEGER NOT NULL,
"description" TEXT NOT NULL,
"picture" TEXT,
"order" INTEGER NOT NULL,
"tech_step_id" INTEGER,
CONSTRAINT "step_pkey" PRIMARY KEY ("id")
);
COMMENT ON TABLE "step" IS 'Étape d''une recette. Appartient à exactement une recette (one-to-many depuis recipe) : le champ order n''a de sens que dans le contexte d''une recette donnée — voir specs/batch-cooking-modele.md pour la formulation d''origine (many-to-many).';
COMMENT ON COLUMN "step"."id" IS 'Identifiant';
COMMENT ON COLUMN "step"."recipe_id" IS 'FK → recipe';
COMMENT ON COLUMN "step"."description" IS 'Description de l''étape';
COMMENT ON COLUMN "step"."picture" IS 'Image';
COMMENT ON COLUMN "step"."order" IS 'Ordre dans la recette';
COMMENT ON COLUMN "step"."tech_step_id" IS 'FK → tech_step';
-- CreateIndex
CREATE UNIQUE INDEX "user_profiles_email_key" ON "user_profiles"("email");
-- AddForeignKey
ALTER TABLE "allergy" ADD CONSTRAINT "allergy_cat_id_fkey" FOREIGN KEY ("cat_id") REFERENCES "category"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "user_profiles" ADD CONSTRAINT "user_profiles_house_id_fkey" FOREIGN KEY ("house_id") REFERENCES "house"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "user_profiles" ADD CONSTRAINT "user_profiles_diet_id_fkey" FOREIGN KEY ("diet_id") REFERENCES "diet"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "user_profile_allergy" ADD CONSTRAINT "user_profile_allergy_user_profile_id_fkey" FOREIGN KEY ("user_profile_id") REFERENCES "user_profiles"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "user_profile_allergy" ADD CONSTRAINT "user_profile_allergy_allergy_id_fkey" FOREIGN KEY ("allergy_id") REFERENCES "allergy"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "planning" ADD CONSTRAINT "planning_house_id_fkey" FOREIGN KEY ("house_id") REFERENCES "house"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "planning_item" ADD CONSTRAINT "planning_item_planning_id_fkey" FOREIGN KEY ("planning_id") REFERENCES "planning"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "planning_item" ADD CONSTRAINT "planning_item_recipe_id_fkey" FOREIGN KEY ("recipe_id") REFERENCES "recipe"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "recipe" ADD CONSTRAINT "recipe_source_id_fkey" FOREIGN KEY ("source_id") REFERENCES "sources"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "ingredients" ADD CONSTRAINT "ingredients_alternate_recipe_fkey" FOREIGN KEY ("alternate_recipe") REFERENCES "recipe"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "recipe_ingredient" ADD CONSTRAINT "recipe_ingredient_recipe_id_fkey" FOREIGN KEY ("recipe_id") REFERENCES "recipe"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "recipe_ingredient" ADD CONSTRAINT "recipe_ingredient_ingredient_id_fkey" FOREIGN KEY ("ingredient_id") REFERENCES "ingredients"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "tech_step_mapping" ADD CONSTRAINT "tech_step_mapping_tech_step_id_fkey" FOREIGN KEY ("tech_step_id") REFERENCES "tech_step"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "step" ADD CONSTRAINT "step_recipe_id_fkey" FOREIGN KEY ("recipe_id") REFERENCES "recipe"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- AddForeignKey
ALTER TABLE "step" ADD CONSTRAINT "step_tech_step_id_fkey" FOREIGN KEY ("tech_step_id") REFERENCES "tech_step"("id") ON DELETE SET NULL ON UPDATE CASCADE;

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@ -0,0 +1,3 @@
# Please do not edit this file manually
# It should be added in your version-control system (i.e. Git)
provider = "postgresql"

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@ -7,4 +7,203 @@ datasource db {
url = env("DATABASE_URL")
}
// Models will be added once the data model is specified.
// -----------------------------------------------------------------------------
// Users & household
// See specs/batch-cooking-modele.md for the source data model documentation.
// -----------------------------------------------------------------------------
model House {
id Int @id @default(autoincrement())
name String
members UserProfile[]
plannings Planning[]
@@map("house")
}
model Diet {
id Int @id @default(autoincrement())
name String
users UserProfile[]
@@map("diet")
}
/// Enumeration-style table, meant to grow over time (e.g. allergy nuances).
model Category {
id Int @id @default(autoincrement())
name String
allergies Allergy[]
@@map("category")
}
model Allergy {
id Int @id @default(autoincrement())
categoryId Int @map("cat_id")
category Category @relation(fields: [categoryId], references: [id])
users UserProfileAllergy[]
@@map("allergy")
}
model UserProfile {
id Int @id @default(autoincrement())
firstName String @map("first_name")
lastName String @map("last_name")
email String @unique
houseId Int? @map("house_id")
dietId Int? @map("diet_id")
house House? @relation(fields: [houseId], references: [id], onDelete: SetNull)
diet Diet? @relation(fields: [dietId], references: [id], onDelete: SetNull)
allergies UserProfileAllergy[]
@@map("user_profiles")
}
/// Explicit join table for the user_profiles <-> allergy association
/// (documented in the spec as a plain many-to-many, no extra fields).
model UserProfileAllergy {
userProfileId Int @map("user_profile_id")
allergyId Int @map("allergy_id")
userProfile UserProfile @relation(fields: [userProfileId], references: [id], onDelete: Cascade)
allergy Allergy @relation(fields: [allergyId], references: [id], onDelete: Cascade)
@@id([userProfileId, allergyId])
@@map("user_profile_allergy")
}
// -----------------------------------------------------------------------------
// Planning
// -----------------------------------------------------------------------------
model Planning {
id Int @id @default(autoincrement())
startDate DateTime @map("start_date") @db.Date
finishDate DateTime @map("finish_date") @db.Date
houseId Int @map("house_id")
house House @relation(fields: [houseId], references: [id], onDelete: Cascade)
items PlanningItem[]
@@map("planning")
}
model PlanningItem {
id Int @id @default(autoincrement())
planningId Int @map("planning_id")
weekDay String @map("week_day")
meal String
recipeId Int @map("recipe_id")
planning Planning @relation(fields: [planningId], references: [id], onDelete: Cascade)
recipe Recipe @relation(fields: [recipeId], references: [id])
@@map("planning_item")
}
// -----------------------------------------------------------------------------
// Recipes
// -----------------------------------------------------------------------------
model Source {
id Int @id @default(autoincrement())
name String
url String?
recipes Recipe[]
@@map("sources")
}
model Recipe {
id Int @id @default(autoincrement())
name String
sourceId Int? @map("source_id")
description String?
picture String?
source Source? @relation(fields: [sourceId], references: [id], onDelete: SetNull)
ingredients RecipeIngredient[]
steps Step[]
planningItems PlanningItem[]
/// Ingredients for which this recipe is offered as a make-it-yourself alternative.
alternateFor Ingredient[] @relation("IngredientAlternateRecipe")
@@map("recipe")
}
model Ingredient {
id Int @id @default(autoincrement())
name String
icon String?
alternateRecipeId Int? @map("alternate_recipe")
alternateRecipe Recipe? @relation("IngredientAlternateRecipe", fields: [alternateRecipeId], references: [id], onDelete: SetNull)
recipes RecipeIngredient[]
@@map("ingredients")
}
/// recipe <-> ingredients association. The spec documents this as a plain
/// many-to-many, but a shopping list / batch-cooking calculation needs a
/// quantity per recipe, so this join table carries quantity + unit
/// (project decision, not in the original spec doc).
model RecipeIngredient {
recipeId Int @map("recipe_id")
ingredientId Int @map("ingredient_id")
quantity Decimal @db.Decimal(10, 2)
unit String
recipe Recipe @relation(fields: [recipeId], references: [id], onDelete: Cascade)
ingredient Ingredient @relation(fields: [ingredientId], references: [id], onDelete: Cascade)
@@id([recipeId, ingredientId])
@@map("recipe_ingredient")
}
model TechStep {
id Int @id @default(autoincrement())
steps Step[]
mappings TechStepMapping[]
@@map("tech_step")
}
/// Used by the recipe-import pipeline to auto-detect which technique a raw
/// instruction step corresponds to (expression = text pattern, weight = match score).
model TechStepMapping {
id Int @id @default(autoincrement())
techStepId Int @map("tech_step_id")
expression String
weight Int
techStep TechStep @relation(fields: [techStepId], references: [id], onDelete: Cascade)
@@map("tech_step_mapping")
}
/// Modeled as one-to-many (a step belongs to exactly one recipe), not the
/// many-to-many noted in the spec doc: `order` only makes sense scoped to a
/// single recipe, which isn't reconcilable with steps being shared across
/// recipes. See specs/batch-cooking-modele.md for the original wording.
model Step {
id Int @id @default(autoincrement())
recipeId Int @map("recipe_id")
description String
picture String?
order Int
techStepId Int? @map("tech_step_id")
recipe Recipe @relation(fields: [recipeId], references: [id], onDelete: Cascade)
techStep TechStep? @relation(fields: [techStepId], references: [id], onDelete: SetNull)
@@map("step")
}

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@ -0,0 +1,72 @@
# Architecture technique — Projet Batch-cooking
> Documentation de l'architecture serveur/client de l'application.
---
## Vue d'ensemble
L'application repose sur une architecture **client-serveur** classique :
- Un **serveur** exposant une **API** (échanges standards) et un canal **websocket** (communication temps réel)
- Plusieurs **clients** (Client 1, Client 2, Client 3...) connectés simultanément au serveur
- Une base de données **PostgreSQL**
```mermaid
flowchart TB
subgraph SERVER["Server"]
WS["Web socket"]
API["API"]
CALC["Calcul batch-cooking<br/><i>(TODO)</i>"]
IMPORT["Import d'une recette"]
IMP1["Import depuis source"]
IMP2["Traduction en étapes"]
IMP3["Sauvegarde"]
DB[("Database<br/>PostgreSQL")]
IMPORT --> IMP1 --> IMP2 --> IMP3 --> DB
CALC --> WS
end
C1["Client 1"]
C2["Client 2"]
C3["Client 3"]
API <--> C1
API <--> C2
API <--> C3
WS --> C1
WS --> C2
WS --> C3
style SERVER fill:none,stroke:#888,stroke-width:1px
```
---
## Composants
### API
Point d'entrée principal pour les échanges entre les clients et le serveur (requêtes classiques).
### Web socket
Canal de communication temps réel entre le serveur et les clients connectés.
### Module « Calcul batch-cooking »
Logique de calcul du batch-cooking (optimisation du planning/des recettes selon le planning). **Statut : TODO — reste à développer.**
### Module « Import d'une recette »
Pipeline d'ajout d'une recette, en trois étapes :
1. **Import depuis source** — récupération de la recette (via `sources`)
2. **Traduction en étapes** — découpage en `step` / `tech_step`
3. **Sauvegarde** — persistance en base de données
### Database (PostgreSQL)
Stockage de l'ensemble des données de l'application (voir le modèle de données pour le détail des tables).
---
## Notes
- Le module de calcul batch-cooking est le principal chantier restant côté serveur (TODO).
- Le websocket est utilisé pour la communication temps réel, en complément de l'API.

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# Modèle de données — Projet Batch-cooking
> Documentation du schéma de données de l'application de planification de batch-cooking.
---
## Vue d'ensemble
Le modèle s'articule autour de trois grands pôles :
- **Utilisateurs & foyer**`user_profiles`, `house`, `diet`, `allergy`, `category`
- **Planification**`planning`, `planning_item`
- **Recettes**`recipe`, `ingredients`, `step`, `tech_step`, `tech_step_mapping`, `sources`
---
## Schéma entité-relation
```mermaid
erDiagram
USER_PROFILES }o--|| HOUSE : "vit dans"
USER_PROFILES }o--|| DIET : "suit"
HOUSE ||--o{ PLANNING : "planifie"
PLANNING ||--o{ PLANNING_ITEM : "contient"
PLANNING_ITEM }o--|| RECIPE : "utilise"
RECIPE }o--|| SOURCES : "vient de"
CATEGORY ||--o{ ALLERGY : "classe"
USER_PROFILES }o--o{ ALLERGY : "a"
RECIPE }o--o{ INGREDIENTS : "compose de"
RECIPE }o--o{ STEP : "compose de"
STEP }o--|| TECH_STEP : "utilise"
TECH_STEP ||--o{ TECH_STEP_MAPPING : "mappe"
INGREDIENTS }o--|| RECIPE : "recette alternative"
USER_PROFILES {
int id PK
string first_name
string last_name
string email
int house_id FK
int diet_id FK
}
HOUSE {
int id PK
string name
}
PLANNING {
int id PK
date start_date
date finish_date
int house_id FK
}
PLANNING_ITEM {
int id PK
int planning_id FK
string week_day
string meal
int recipe_id FK
}
DIET {
int id PK
string name
}
ALLERGY {
int id PK
int cat_id FK
}
CATEGORY {
int id PK
string name
}
INGREDIENTS {
int id PK
string name
string icon
int alternate_recipe FK
}
RECIPE {
int id PK
string name
int source_id FK
string description
string picture
}
STEP {
int id PK
string description
string picture
int order
int tech_step_id FK
}
TECH_STEP {
int id PK
}
TECH_STEP_MAPPING {
int id PK
int tech_step_id FK
string expression
int weight
}
SOURCES {
int id PK
string name
string url
}
```
*(Rendu sur les visualiseurs markdown compatibles mermaid — GitHub, VS Code, Obsidian, etc.)*
---
## Tables
### `user_profiles`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `first_name` | Prénom |
| `last_name` | Nom |
| `email` | Email |
| `house_id` | FK → `house` |
| `diet_id` | FK → `diet` |
### `house`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom du foyer |
### `diet`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom du régime alimentaire |
### `allergy`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `cat_id` | FK → `category` |
Associée à `user_profiles` en many-to-many (table de jointure simple, sans champ additionnel).
### `category`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom de la catégorie |
Table d'énumération, destinée à grandir au fil du projet (portera notamment les nuances liées aux allergies).
### `planning`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `start_date` | Date de début |
| `finish_date` | Date de fin |
| `house_id` | FK → `house` |
### `planning_item`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `planning_id` | FK → `planning` |
| `week_day` | Jour de la semaine |
| `meal` | Repas concerné |
| `recipe_id` | FK → `recipe` |
### `recipe`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom de la recette |
| `source_id` | FK → `sources` |
| `description` | Description |
| `picture` | Image |
Associée à `ingredients` en many-to-many.
### `ingredients`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom |
| `icon` | Icône |
| `alternate_recipe` | FK → `recipe` (recette alternative) |
### `step`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `description` | Description de l'étape |
| `picture` | Image |
| `order` | Ordre dans la recette |
| `tech_step_id` | FK → `tech_step` |
Associée à `recipe` en many-to-many.
### `tech_step`
| Champ | Description |
|---|---|
| `id` | Identifiant |
### `tech_step_mapping`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `tech_step_id` | FK → `tech_step` |
| `expression` | Expression |
| `weight` | Poids |
### `sources`
| Champ | Description |
|---|---|
| `id` | Identifiant |
| `name` | Nom de la source |
| `url` | URL |
---
## Relations
### Many-to-one (clés étrangères)
| Table source | Champ FK | Table cible |
|---|---|---|
| `user_profiles` | `house_id` | `house` |
| `user_profiles` | `diet_id` | `diet` |
| `planning` | `house_id` | `house` |
| `planning_item` | `planning_id` | `planning` |
| `planning_item` | `recipe_id` | `recipe` |
| `allergy` | `cat_id` | `category` |
| `ingredients` | `alternate_recipe` | `recipe` |
| `recipe` | `source_id` | `sources` |
| `step` | `tech_step_id` | `tech_step` |
| `tech_step_mapping` | `tech_step_id` | `tech_step` |
### Many-to-many (associations)
| Table A | Table B | Détail |
|---|---|---|
| `user_profiles` | `allergy` | Table de jointure simple |
| `recipe` | `ingredients` | Composition d'une recette |
| `step` | `recipe` | Étapes d'une recette |
---
## Règles de modélisation
- Toute relation qualifiée d'**« association »** entre deux tables est une relation **many-to-many**.
- `category` est une table d'énumération, amenée à grandir au fur et à mesure du projet.