package api

import (
	"net/http"

	"github.com/gin-gonic/gin"

	"booklib/cmd/webui/handlers"
	"booklib/internal/config"
	"booklib/internal/redispkg"
	"booklib/internal/scanner"
	"booklib/internal/store"
)

func NewRouter(cfg *config.Config, st *store.Store, rdb *redispkg.R, sc *scanner.Scanner) *gin.Engine {
	gin.SetMode(gin.ReleaseMode)
	h := handlers.New(cfg, st, rdb, sc)
	r := gin.New()
	if e := r.SetTrustedProxies(cfg.TrustedProxies); e != nil {
		panic(e)
	}
	r.Use(gin.Recovery())
	g := r.Group("/api")
	g.GET("/healthz", func(c *gin.Context) { c.String(http.StatusOK, "ok") })
	g.POST("/auth/login", h.Login)

	p := g.Group("", h.AuthMw())
	p.GET("/auth/me", h.Me)

	users := p.Group("/users", h.AdminOnly())
	users.GET("", h.ListUsers)
	users.POST("", h.CreateUser)
	users.DELETE("/:id", h.DeleteUser)

	libs := p.Group("/libraries")
	libs.GET("", h.ListLibraries)
	libs.POST("", h.AdminOnly(), h.CreateLibrary)
	libs.POST("/:id/scan", h.AdminOnly(), h.ScanLibrary)
	libs.POST("/:id/upload", h.AdminOnly(), h.Upload)
	libs.POST("/:id/upload/init", h.AdminOnly(), h.UploadInit)

	uploads := p.Group("/uploads", h.AdminOnly())
	uploads.GET("/:uid", h.UploadStatus)
	uploads.POST("/:uid/complete", h.UploadComplete)
	uploads.PUT("/:uid/parts/:index", h.UploadPart)

	p.GET("/books", h.ListBooks)
	p.GET("/books/:id", h.GetBook)
	p.DELETE("/books/:id", h.AdminOnly(), h.DeleteBook)
	p.GET("/books/:id/cover", h.ServeCover)
	p.GET("/books/:id/file", h.ServeFile)
	p.GET("/books/:id/pages", h.PagesCount)
	p.GET("/books/:id/pages/:n", h.Page)
	p.PUT("/books/:id/progress", h.PutProgress)
	p.GET("/progress", h.ListProgress)
	p.GET("/books/:id/bookmarks", h.ListBookmarks)
	p.POST("/books/:id/bookmarks", h.CreateBookmark)
	p.PATCH("/bookmarks/:id", h.PatchBookmark)
	p.DELETE("/bookmarks/:id", h.DeleteBookmark)
	return r
}