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import { Hono } from "hono";
import type { Dal } from "../../../dal";
import type { Services } from "../../../services";
import {
success,
successWithPagination,
handleError,
} from "../../../lib/response";
import {
buildPaginationMeta,
generateId,
generateSlug,
} from "../../../lib/utils";
import { ValidationError, NotFoundError } from "../../../lib/errors";
type Env = {
Bindings: CloudflareBindings;
Variables: {
user: { id: string; name: string; email: string } | null;
session: unknown;
dal: Dal;
services: Services;
};
};
const tags = new Hono<Env>();
// List all tags — mounted at /tags, so path is /all → /api/admin/blogs/tags/all
tags.get("/all", async (c) => {
try {
const dal = c.get("dal");
const limitParam = Number(c.req.query("limit") || 100);
const safeLimit = Math.min(500, Math.max(1, limitParam));
const filters = {
search: c.req.query("search"),
};
const page = Math.max(1, Number(c.req.query("page") || 1));
const offset = (page - 1) * safeLimit;
const [data, total] = await Promise.all([
dal.blogTags.findAll(filters, offset, safeLimit),
dal.blogTags.count(filters),
]);
return successWithPagination(
c,
data,
buildPaginationMeta(total, page, safeLimit),
);
} catch (err) {
return handleError(c, err);
}
});
// Get single tag
tags.get("/:id", async (c) => {
try {
const dal = c.get("dal");
const tag = await dal.blogTags.findById(c.req.param("id"));
if (!tag) {
throw new NotFoundError("Tag not found");
}
return success(c, tag);
} catch (err) {
return handleError(c, err);
}
});
// Create tag
tags.post("/", async (c) => {
try {
const dal = c.get("dal");
const body = await c.req.json();
// Validate required fields
if (!body.name) {
throw new ValidationError("Missing required field: name");
}
// Generate slug from name if not provided
const slug = body.slug || generateSlug(body.name);
// Idempotent: if slug already exists, return the existing tag
const existing = await dal.blogTags.findBySlug(slug);
if (existing) {
return success(c, existing, 200);
}
const tag = await dal.blogTags.create({
id: generateId(),
name: body.name,
slug,
});
return success(c, tag, 201);
} catch (err) {
return handleError(c, err);
}
});
// Update tag
tags.put("/:id", async (c) => {
try {
const dal = c.get("dal");
const body = await c.req.json();
const id = c.req.param("id");
// Check if tag exists
const existing = await dal.blogTags.findById(id);
if (!existing) {
throw new NotFoundError("Tag not found");
}
// If slug is being changed, check for uniqueness
if (body.slug && body.slug !== existing.slug) {
const slugExists = await dal.blogTags.slugExists(body.slug, id);
if (slugExists) {
throw new ValidationError(
`Slug "${body.slug}" already exists. Please provide a unique slug.`,
);
}
}
const updated = await dal.blogTags.update(id, {
name: body.name,
slug: body.slug,
});
return success(c, updated);
} catch (err) {
return handleError(c, err);
}
});
// Delete tag
tags.delete("/:id", async (c) => {
try {
const dal = c.get("dal");
const deleted = await dal.blogTags.delete(c.req.param("id"));
if (!deleted) {
throw new NotFoundError("Tag not found");
}
return success(c, { message: "Tag deleted successfully" });
} catch (err) {
return handleError(c, err);
}
});
export default tags;
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