Gustavo "Guz" L de Mello
eb53285f03
This should make the router be just about HTML rendering, paramaters validation and routing.
124 lines
2.7 KiB
Go
124 lines
2.7 KiB
Go
package router
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import (
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"errors"
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"html/template"
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"io/fs"
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"log/slog"
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"net/http"
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"forge.capytal.company/capytalcode/project-comicverse/service"
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"forge.capytal.company/loreddev/x/smalltrip"
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"forge.capytal.company/loreddev/x/smalltrip/exception"
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"forge.capytal.company/loreddev/x/smalltrip/middleware"
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"forge.capytal.company/loreddev/x/tinyssert"
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)
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type router struct {
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service service.Service
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templates *template.Template
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staticFiles fs.FS
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cache bool
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assert tinyssert.Assertions
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log *slog.Logger
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}
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func New(cfg Config) (http.Handler, error) {
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if cfg.Service == nil {
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return nil, errors.New("service is nil")
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}
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if cfg.Templates == nil {
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return nil, errors.New("templates is nil")
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}
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if cfg.StaticFiles == nil {
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return nil, errors.New("static files is nil")
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}
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if cfg.Assertions == nil {
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return nil, errors.New("assertions is nil")
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}
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if cfg.Logger == nil {
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return nil, errors.New("logger is nil")
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}
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r := &router{
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templates: cfg.Templates,
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staticFiles: cfg.StaticFiles,
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cache: !cfg.DisableCache,
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assert: cfg.Assertions,
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log: cfg.Logger,
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}
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return r.setup(), nil
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}
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type Config struct {
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Service service.Service
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Templates *template.Template
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StaticFiles fs.FS
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DisableCache bool
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Assertions tinyssert.Assertions
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Logger *slog.Logger
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}
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func (router *router) setup() http.Handler {
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router.assert.NotNil(router.log)
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router.assert.NotNil(router.staticFiles)
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log := router.log
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log.Debug("Initializing router")
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r := smalltrip.NewRouter(
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smalltrip.WithAssertions(router.assert),
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smalltrip.WithLogger(log.WithGroup("smalltrip")),
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)
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r.Use(middleware.Logger(log.WithGroup("requests")))
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if router.cache {
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r.Use(middleware.Cache())
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} else {
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r.Use(middleware.DisableCache())
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}
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r.Use(exception.PanicMiddleware())
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r.Use(exception.Middleware())
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r.Handle("/static", http.StripPrefix("/static/", http.FileServerFS(router.staticFiles)))
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r.HandleFunc("/dashboard", router.dashboard)
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r.HandleFunc("GET /projects", router.listProjects)
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r.HandleFunc("POST /projects", router.newProject)
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return r
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}
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func (router *router) dashboard(w http.ResponseWriter, r *http.Request) {
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router.assert.NotNil(router.templates)
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router.assert.NotNil(w)
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router.assert.NotNil(r)
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w.WriteHeader(http.StatusOK)
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err := router.templates.ExecuteTemplate(w, "dashboard", nil)
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if err != nil {
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exception.InternalServerError(err).ServeHTTP(w, r)
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}
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}
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func (router *router) listProjects(w http.ResponseWriter, r *http.Request) {
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router.assert.NotNil(router.templates)
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router.assert.NotNil(w)
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router.assert.NotNil(r)
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}
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func (router *router) newProject(w http.ResponseWriter, r *http.Request) {
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router.assert.NotNil(router.templates)
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router.assert.NotNil(w)
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router.assert.NotNil(r)
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}
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