feat: add pieces per model

back-end/src/services/model.service.ts

@@ -1,6 +1,8 @@
 import { new_client } from '../db/db_client';
 import { Model } from '../types/model';
-import { Either, eitherLeft, eitherRight } from '../utils/utils';
+import { Either, eitherLeft, eitherRight, Pair, createPair } from '../utils/utils';
+import { Piece } from '../types/piece';
+import { getPiece } from './pieces.service';
 
 type DBModel = {
 	id_modele: number;
@@ -10,13 +12,27 @@ type DBModel = {
 	id_modele_2: number;
 };
 
-function db2Model(data: DBModel) {
+async function getPiecesFromModel(id_model: number): Promise<Array<Pair<Piece, number>>> {
+  const client = new_client();
+  const res = await client.query(`SELECT * FROM necessiter WHERE id_modele = $1;`, [ id_model ]);
+  const arr: Array<Pair<Piece, number>> = new Array();
+  for (let i = 0; i < res.rows.length; ++i) {
+    const piece: Either<Piece, string> = await getPiece(res.rows[i]['id_piece']);
+    if (piece.hasRight)
+      continue;
+    arr.push(createPair(piece.left, res.rows[i]['quantite_necessiter'] as number));
+  }
+  return arr;
+}
+
+async function db2Model(data: DBModel) {
 	const model: Model = {
 		id: data.id_modele,
 		name: data.nom_modele,
 		url: data.url_notice_modele,
 		creator: data.id_membre,
 		inheritFrom: data.id_modele_2,
+    pieces: await getPiecesFromModel(data.id_modele)
 	};
 
 	return model;
@@ -33,7 +49,7 @@ const getModel = async (idOrName: number | string): Promise<Either<Model, string
   if (res.rows.length === 0) {
     return eitherRight<Model, string>("Does not exist.");
   }
-  const model = db2Model(res.rows[0]);
+  const model = await db2Model(res.rows[0]);
 
   return eitherLeft<Model, string>(model);
 }
@@ -42,8 +58,8 @@ const getAllModels = async () => {
   const client = new_client();
 
   const res = await client.query("SELECT * FROM modeles");
-
-  return res.rows.map(db2Model);
+  console.log("he");
+  return Promise.all(res.rows.map(async (el) => { return await db2Model(el) }));
 }
 
 const getAllModelsFromFans = async () => {
@@ -53,7 +69,7 @@ const getAllModelsFromFans = async () => {
 		"SELECT * FROM modeles WHERE id_membre IS NOT NULL"
 	);
 
-  return res.rows.map(db2Model);
+  return Promise.all(res.rows.map(async (el) => { return await db2Model(el) }));
 }
 
 const getAllBuildableModels = async (id_member: number) => {
@@ -64,7 +80,7 @@ const getAllBuildableModels = async (id_member: number) => {
 		[id_member]
 	);
 
-  return res.rows.map(db2Model);
+  return Promise.all(res.rows.map(async (el) => { return await db2Model(el) }));
 }
 
 const getAllModelsByNote = async () => {
@@ -74,7 +90,7 @@ const getAllModelsByNote = async () => {
 		"SELECT modeles.*, AVG(note_noter) as note_moyenne FROM noter JOIN modeles on noter.id_modele = modeles.id_modele GROUP BY modeles.id_modele ORDER BY note_moyenne DESC;"
 	);
 
-  return res.rows.map(db2Model);
+  return Promise.all(res.rows.map(async (el) => { return await db2Model(el) }));
 }
 
 const createModel = async (name: string, url: string, creator: number, inheritFrom: number): Promise<Either<Model, string>> => {
@@ -93,7 +109,7 @@ const createModel = async (name: string, url: string, creator: number, inheritFr
   if (res.rows.length === 0) {
     return eitherRight<Model, string>("Something went wrong");
   }
-  const model: Model = db2Model(res.rows[0]);
+  const model: Model = await db2Model(res.rows[0]);
   return eitherLeft<Model, string>(model);
 }
 

back-end/src/templates/model.ejs

@@ -21,6 +21,14 @@
 		url         : <%= model.url %>
 		creator     : <%= model.creator %>
 		inheritFrom : <%= model.inheritFrom %>
+        pièces      :
+    <% model.pieces.forEach(function(pair) { %>
+			<li>
+				<a href="/pieces/<%=pair.first.id_piece%>">
+					n°<%=pair.first.id_piece%> en <%=pair.second%> exemplaires
+				</a>
+			</li>
+		  <% }); %>
 	</pre>
 </body>
 

back-end/src/types/model.ts

@@ -1,9 +1,13 @@
+import { Pair } from '../utils/utils';
+import { Piece } from './piece';
+
 type Model = {
   id: number;
   name: string;
 	url: string;
 	creator: number;
 	inheritFrom: number;
+  pieces: Array<Pair<Piece, number>>
 };
 
 export { Model };