Files
peakskills/services/skills-service.ts
2025-08-27 12:18:40 +02:00

525 lines
14 KiB
TypeScript

import { getPool } from "./database";
import { SkillCategory, Skill } from "@/lib/types";
export class SkillsService {
/**
* Get all skill categories with their skills
*/
static async getSkillCategories(): Promise<SkillCategory[]> {
const pool = getPool();
// ✅ SOLUTION : Requête optimisée avec sous-requêtes
const query = `
SELECT
sc.id as category_id,
sc.name as category_name,
sc.icon as category_icon,
COALESCE(
json_agg(
json_build_object(
'id', s.id,
'name', s.name,
'description', s.description,
'icon', s.icon,
'importance', s.importance,
'links', COALESCE(
(SELECT json_agg(sl.url ORDER BY sl.id)
FROM skill_links sl
WHERE sl.skill_id = s.id),
'[]'::json
)
) ORDER BY s.name
) FILTER (WHERE s.id IS NOT NULL),
'[]'::json
) as skills
FROM skill_categories sc
LEFT JOIN skills s ON sc.id = s.category_id
GROUP BY sc.id, sc.name, sc.icon
ORDER BY sc.name
`;
try {
const result = await pool.query(query);
return result.rows.map((row) => ({
id: row.category_id,
name: row.category_name,
category: row.category_name,
icon: row.category_icon,
skills: row.skills,
}));
} catch (error) {
console.error("Error fetching skill categories:", error);
throw new Error("Failed to fetch skill categories");
}
}
/**
* Get skills by category
*/
static async getSkillsByCategory(categoryId: string): Promise<Skill[]> {
const pool = getPool();
const query = `
SELECT
s.id,
s.name,
s.description,
s.icon,
s.importance,
COALESCE(
json_agg(sl.url ORDER BY sl.id) FILTER (WHERE sl.url IS NOT NULL),
'[]'::json
) as links
FROM skills s
LEFT JOIN skill_links sl ON s.id = sl.skill_id
WHERE s.category_id = $1
GROUP BY s.id, s.name, s.description, s.icon, s.importance
ORDER BY s.name
`;
try {
const result = await pool.query(query, [categoryId]);
return result.rows.map((row) => ({
id: row.id,
name: row.name,
description: row.description,
icon: row.icon,
importance: row.importance,
links: row.links,
}));
} catch (error) {
console.error("Error fetching skills by category:", error);
throw new Error("Failed to fetch skills by category");
}
}
/**
* Create a new skill category
*/
static async createSkillCategory(category: {
id: string;
name: string;
icon: string;
}): Promise<void> {
const pool = getPool();
const query = `
INSERT INTO skill_categories (id, name, icon)
VALUES ($1, $2, $3)
`;
try {
await pool.query(query, [category.id, category.name, category.icon]);
} catch (error) {
console.error("Error creating skill category:", error);
throw new Error("Failed to create skill category");
}
}
/**
* Create a new skill
*/
static async createSkill(skill: {
id: string;
name: string;
description: string;
icon?: string;
categoryId: string;
links: string[];
importance?: string;
}): Promise<void> {
const pool = getPool();
const client = await pool.connect();
try {
await client.query("BEGIN");
// Insert skill
const skillQuery = `
INSERT INTO skills (id, name, description, icon, category_id, importance)
VALUES ($1, $2, $3, $4, $5, $6)
`;
await client.query(skillQuery, [
skill.id,
skill.name,
skill.description,
skill.icon,
skill.categoryId,
skill.importance || "standard",
]);
// Insert links
if (skill.links.length > 0) {
const linkQuery = `
INSERT INTO skill_links (skill_id, url)
VALUES ($1, $2)
`;
for (const link of skill.links) {
await client.query(linkQuery, [skill.id, link]);
}
}
await client.query("COMMIT");
} catch (error) {
await client.query("ROLLBACK");
console.error("Error creating skill:", error);
throw new Error("Failed to create skill");
} finally {
client.release();
}
}
/**
* Bulk insert skills from JSON data
*/
static async bulkInsertSkillsFromJSON(
skillCategoriesData: SkillCategory[]
): Promise<void> {
const pool = getPool();
const client = await pool.connect();
try {
await client.query("BEGIN");
for (const categoryData of skillCategoriesData) {
const categoryId = categoryData.category.toLowerCase();
// Insert category
const categoryQuery = `
INSERT INTO skill_categories (id, name, icon)
VALUES ($1, $2, $3)
ON CONFLICT (id) DO UPDATE SET
name = EXCLUDED.name,
icon = EXCLUDED.icon
`;
await client.query(categoryQuery, [
categoryId,
categoryData.category,
categoryData.icon,
]);
// Insert skills
for (const skill of categoryData.skills) {
const skillQuery = `
INSERT INTO skills (id, name, description, icon, category_id, importance)
VALUES ($1, $2, $3, $4, $5, $6)
ON CONFLICT (id) DO UPDATE SET
name = EXCLUDED.name,
description = EXCLUDED.description,
icon = EXCLUDED.icon,
category_id = EXCLUDED.category_id,
importance = EXCLUDED.importance
`;
await client.query(skillQuery, [
skill.id,
skill.name,
skill.description,
skill.icon,
categoryId,
skill.importance || "standard",
]);
// Delete existing links
await client.query("DELETE FROM skill_links WHERE skill_id = $1", [
skill.id,
]);
// Insert new links
if (skill.links && skill.links.length > 0) {
const linkQuery = `
INSERT INTO skill_links (skill_id, url)
VALUES ($1, $2)
`;
for (const link of skill.links) {
await client.query(linkQuery, [skill.id, link]);
}
}
}
}
await client.query("COMMIT");
} catch (error) {
await client.query("ROLLBACK");
console.error("Error bulk inserting skills:", error);
throw new Error("Failed to bulk insert skills");
} finally {
client.release();
}
}
/**
* Get all skills with usage count for admin
*/
static async getAllSkillsWithUsage(): Promise<
Array<{
id: string;
name: string;
description: string;
icon: string;
categoryId: string;
category: string;
usageCount: number;
importance: string;
}>
> {
const pool = getPool();
const query = `
SELECT
s.id,
s.name,
s.description,
s.icon,
sc.id as category_id,
sc.name as category_name,
s.importance,
COUNT(DISTINCT se.id) as usage_count
FROM skills s
LEFT JOIN skill_categories sc ON s.category_id = sc.id
LEFT JOIN skill_evaluations se ON s.id = se.skill_id AND se.is_selected = true
GROUP BY s.id, s.name, s.description, s.icon, sc.id, sc.name, s.importance
ORDER BY s.name
`;
try {
const result = await pool.query(query);
return result.rows.map((row) => ({
id: row.id,
name: row.name,
description: row.description || "",
icon: row.icon || "",
categoryId: row.category_id,
category: row.category_name,
usageCount: parseInt(row.usage_count) || 0,
importance: row.importance || "standard",
}));
} catch (error) {
console.error("Error fetching skills with usage:", error);
throw new Error("Failed to fetch skills with usage");
}
}
/**
* Update skill importance
*/
static async updateSkillImportance(
skillId: string,
importance: "incontournable" | "majeure" | "standard"
): Promise<void> {
const pool = getPool();
const query = `
UPDATE skills
SET importance = $1, updated_at = CURRENT_TIMESTAMP
WHERE id = $2
`;
try {
const result = await pool.query(query, [importance, skillId]);
if (result.rowCount === 0) {
throw new Error("Skill not found");
}
} catch (error) {
console.error("Error updating skill importance:", error);
throw new Error("Failed to update skill importance");
}
}
/**
* Create a new skill for admin
*/
static async createSkillForAdmin(data: {
name: string;
categoryId: string;
description?: string;
icon?: string;
importance?: string;
}): Promise<{
id: string;
name: string;
description: string;
icon: string;
categoryId: string;
category: string;
usageCount: number;
importance: string;
}> {
const pool = getPool();
const client = await pool.connect();
try {
await client.query("BEGIN");
// Vérifier si la skill existe déjà
const existingSkill = await client.query(
"SELECT id FROM skills WHERE LOWER(name) = LOWER($1)",
[data.name]
);
if (existingSkill.rows.length > 0) {
throw new Error("Une skill avec ce nom existe déjà");
}
// Créer la nouvelle skill
const result = await client.query(
`INSERT INTO skills (id, name, category_id, description, icon, importance)
VALUES (gen_random_uuid(), $1, $2, $3, $4, $5)
RETURNING id, name, description, icon, category_id, importance`,
[
data.name,
data.categoryId,
data.description || "",
data.icon || "",
data.importance || "standard",
]
);
const newSkill = result.rows[0];
// Récupérer le nom de la catégorie
const categoryResult = await client.query(
"SELECT name FROM skill_categories WHERE id = $1",
[newSkill.category_id]
);
await client.query("COMMIT");
return {
id: newSkill.id,
name: newSkill.name,
description: newSkill.description,
icon: newSkill.icon,
categoryId: newSkill.category_id,
category: categoryResult.rows[0]?.name || "Inconnue",
usageCount: 0,
importance: newSkill.importance,
};
} catch (error) {
await client.query("ROLLBACK");
throw error;
} finally {
client.release();
}
}
/**
* Update a skill for admin
*/
static async updateSkillForAdmin(data: {
id: string;
name: string;
categoryId: string;
description?: string;
icon?: string;
importance?: string;
}): Promise<{
id: string;
name: string;
description: string;
icon: string;
categoryId: string;
category: string;
importance: string;
}> {
const pool = getPool();
const client = await pool.connect();
try {
await client.query("BEGIN");
// Vérifier si la skill existe
const existingSkill = await client.query(
"SELECT id FROM skills WHERE id = $1",
[data.id]
);
if (existingSkill.rows.length === 0) {
throw new Error("Skill non trouvée");
}
// Vérifier si le nom existe déjà (sauf pour cette skill)
const duplicateName = await client.query(
"SELECT id FROM skills WHERE LOWER(name) = LOWER($1) AND id != $2",
[data.name, data.id]
);
if (duplicateName.rows.length > 0) {
throw new Error("Une skill avec ce nom existe déjà");
}
// Mettre à jour la skill
await client.query(
`UPDATE skills
SET name = $1, category_id = $2, description = $3, icon = $4, importance = $5
WHERE id = $6`,
[
data.name,
data.categoryId,
data.description || "",
data.icon || "",
data.importance || "standard",
data.id,
]
);
// Récupérer la skill mise à jour
const result = await client.query(
`SELECT s.id, s.name, s.description, s.icon, s.category_id, sc.name as category_name, s.importance
FROM skills s
LEFT JOIN skill_categories sc ON s.category_id = sc.id
WHERE s.id = $1`,
[data.id]
);
await client.query("COMMIT");
const skill = result.rows[0];
return {
id: skill.id,
name: skill.name,
description: skill.description,
icon: skill.icon,
categoryId: skill.category_id,
category: skill.category_name,
importance: skill.importance,
};
} catch (error) {
await client.query("ROLLBACK");
throw error;
} finally {
client.release();
}
}
/**
* Delete a skill for admin
*/
static async deleteSkillForAdmin(id: string): Promise<void> {
const pool = getPool();
const client = await pool.connect();
try {
await client.query("BEGIN");
// Vérifier si la skill est utilisée
const usageCheck = await client.query(
`SELECT COUNT(*) as count
FROM skill_evaluations se
WHERE se.skill_id = $1 AND se.is_selected = true`,
[id]
);
const usageCount = parseInt(usageCheck.rows[0].count);
if (usageCount > 0) {
throw new Error("Impossible de supprimer une skill qui est utilisée");
}
// Supprimer la skill
await client.query("DELETE FROM skills WHERE id = $1", [id]);
await client.query("COMMIT");
} catch (error) {
await client.query("ROLLBACK");
throw error;
} finally {
client.release();
}
}
}