feat(admin/api): add roles endpoint with GET and POST

Add tables for role-based access control and academic entities.
Includes modules, UEs, notes, and adjustments.
Update students and mobility tables to reference new primary keys.
This enables richer data modeling for the application.

databases/schema.ts

@@ -1,28 +1,95 @@
 import {
   date,
+  doublePrecision,
   integer,
   pgTable,
+  primaryKey,
   serial,
   text,
 } from "npm:drizzle-orm/pg-core";
 
-export const promotions = pgTable("promotions", {
+export const roles = pgTable("roles", {
   id: serial("id").primaryKey(),
-  endyear: integer("endyear"),
+  nom: text("nom").notNull(),
-  current: integer("current"),
+});
+
+export const permissions = pgTable("permissions", {
+  id: text("id").primaryKey(),
+  nom: text("nom").notNull(),
+});
+
+export const rolePermissions = pgTable("role_permissions", {
+  idRole: integer("idRole").notNull().references(() => roles.id),
+  idPermission: text("idPermission").notNull().references(() => permissions.id),
+}, (t) => ({
+  pk: primaryKey({ columns: [t.idRole, t.idPermission] }),
+}));
+
+export const users = pgTable("users", {
+  id: text("id").primaryKey(),
+  nom: text("nom").notNull(),
+  prenom: text("prenom").notNull(),
+  idRole: integer("idRole").references(() => roles.id),
+});
+
+export const promotions = pgTable("promotions", {
+  id: text("idPromo").primaryKey(),
+  annee: text("annee"),
 });
 
 export const students = pgTable("students", {
-  userId: text("userId").primaryKey(),
+  numEtud: serial("numEtud").primaryKey(),
-  firstName: text("firstName"),
+  nom: text("nom").notNull(),
-  lastName: text("lastName"),
+  prenom: text("prenom").notNull(),
-  mail: text("mail"),
+  idPromo: text("idPromo").references(() => promotions.id),
-  promotionId: integer("promotionId").references(() => promotions.id),
 });
 
+export const modules = pgTable("modules", {
+  id: text("id").primaryKey(),
+  nom: text("nom").notNull(),
+});
+
+export const enseignements = pgTable("enseignements", {
+  idProf: text("idProf").notNull().references(() => users.id),
+  idModule: text("idModule").notNull().references(() => modules.id),
+  idPromo: text("idPromo").notNull().references(() => promotions.id),
+}, (t) => ({
+  pk: primaryKey({ columns: [t.idProf, t.idModule, t.idPromo] }),
+}));
+
+export const ues = pgTable("ues", {
+  id: serial("id").primaryKey(),
+  nom: text("nom").notNull(),
+});
+
+export const ueModules = pgTable("ue_modules", {
+  idModule: text("idModule").notNull().references(() => modules.id),
+  idUE: integer("idUE").notNull().references(() => ues.id),
+  idPromo: text("idPromo").notNull().references(() => promotions.id),
+  coeff: doublePrecision("coeff").notNull(),
+}, (t) => ({
+  pk: primaryKey({ columns: [t.idModule, t.idUE, t.idPromo] }),
+}));
+
+export const notes = pgTable("notes", {
+  numEtud: integer("numEtud").notNull().references(() => students.numEtud),
+  idModule: text("idModule").notNull().references(() => modules.id),
+  note: doublePrecision("note").notNull(),
+}, (t) => ({
+  pk: primaryKey({ columns: [t.numEtud, t.idModule] }),
+}));
+
+export const ajustements = pgTable("ajustements", {
+  numEtud: integer("numEtud").notNull().references(() => students.numEtud),
+  idUE: integer("idUE").notNull().references(() => ues.id),
+  valeur: doublePrecision("valeur").notNull(),
+}, (t) => ({
+  pk: primaryKey({ columns: [t.numEtud, t.idUE] }),
+}));
+
 export const mobility = pgTable("mobility", {
   id: serial("id").primaryKey(),
-  studentId: text("studentId").references(() => students.userId),
+  studentId: integer("studentId").references(() => students.numEtud),
   startDate: date("startDate"),
   endDate: date("endDate"),
   weeksCount: integer("weeksCount"),

routes/(apps)/admin/api/roles.ts

@@ -0,0 +1,64 @@
+import { FreshContext, Handlers } from "$fresh/server.ts";
+import { db } from "$root/databases/db.ts";
+import { rolePermissions, roles } from "$root/databases/schema.ts";
+import { AuthenticatedState } from "$root/defaults/interfaces.ts";
+import { eq } from "npm:drizzle-orm";
+
+async function getRoleWithPermissions(
+  id: number,
+): Promise<{ id: number; nom: string; permissions: string[] } | null> {
+  const role = await db
+    .select()
+    .from(roles)
+    .where(eq(roles.id, id))
+    .then((rows) => rows[0] ?? null);
+
+  if (!role) return null;
+
+  const perms = await db
+    .select({ idPermission: rolePermissions.idPermission })
+    .from(rolePermissions)
+    .where(eq(rolePermissions.idRole, id));
+
+  return { id: role.id, nom: role.nom, permissions: perms.map((p) => p.idPermission) };
+}
+
+export const handler: Handlers<null, AuthenticatedState> = {
+  // #65 GET /roles
+  async GET(
+    _request: Request,
+    _context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    const allRoles = await db.select().from(roles);
+
+    const result = await Promise.all(
+      allRoles.map((r) => getRoleWithPermissions(r.id)),
+    );
+
+    return new Response(JSON.stringify(result), {
+      headers: { "content-type": "application/json" },
+    });
+  },
+
+  // #66 POST /roles
+  async POST(
+    request: Request,
+    _context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    const body: { nom: string } = await request.json();
+
+    if (!body.nom) {
+      return new Response(null, { status: 400 });
+    }
+
+    const [created] = await db
+      .insert(roles)
+      .values({ nom: body.nom })
+      .returning();
+
+    return new Response(
+      JSON.stringify({ id: created.id, nom: created.nom, permissions: [] }),
+      { status: 201, headers: { "content-type": "application/json" } },
+    );
+  },
+};

routes/(apps)/notes/api/ues.ts

@@ -0,0 +1,19 @@
+import { Handlers } from "$fresh/server.ts";
+import { db } from "../../../../databases/db.ts";
+import { ues } from "../../../../databases/schema.ts";
+
+export const handler: Handlers = {
+  async GET() {
+    try {
+      const result = await db.select().from(ues);
+
+      return new Response(JSON.stringify(result), {
+        status: 200,
+        headers: { "Content-Type": "application/json" },
+      });
+    } catch (error) {
+      console.error("Error fetching UEs:", error);
+      return new Response("Failed to fetch data", { status: 500 });
+    }
+  },
+};