package handlers

import (
	"fmt"
	"go.uber.org/zap"
	"net/http"
	"time"
)

func (h *Handlers) IndexPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Homepage"}
	user := getJwtUser(r)
	if user != nil {
		data["User"] = user

		// Yandex OAuth
		yaData, err := h.dal.YaDisk.GetByUserID(r.Context(), user.UserID)
		if err != nil {
			h.reportError(w, err, http.StatusInternalServerError)
			return
		}

		if yaData == nil {
			data["YandexUrl"] = h.YaDisk.GenerateOAuthUrl()
		} else if yaData.Token() == nil {
			data["YandexUrl"] = h.YaDisk.GenerateOAuthUrl()
		} else {
			templates, err := h.dal.Template.GetListByUserIDAndStorage(r.Context(), user.UserID, "yadisk")
			if err != nil {
				h.logger.Error("ErrorHandler", zap.Error(err))
			}
			data["YaDiskTemplates"] = templates
		}

		// Google OAuth
		googleData, err := h.dal.GDisk.GetByUserID(r.Context(), user.UserID)
		if err != nil {
			h.reportError(w, err, http.StatusInternalServerError)
			return
		}

		if googleData == nil {
			data["GoogleUrl"] = h.GDisk.GenerateOAuthUrl()
		} else if googleData.Token() == nil {
			data["GoogleUrl"] = h.GDisk.GenerateOAuthUrl()
		} else {
			templates, err := h.dal.Template.GetListByUserIDAndStorage(r.Context(), user.UserID, "gdisk")
			if err != nil {
				h.logger.Error("ErrorHandler", zap.Error(err))
			}
			data["GDiskTemplates"] = templates
		}

		// Amo OAuth
		amoInfo, err := h.dal.Amo.GetByUserID(r.Context(), user.UserID)
		if err != nil {
			h.reportError(w, err, 500)
		}

		if amoInfo == nil {
			data["AmoUrl"] = h.Amo.GenerateOAuthUrl()
		}
	}

	err := execTemplate("index.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) RegistrationPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Registration"}

	user := getJwtUser(r)
	if user != nil {
		data["User"] = user
	}

	err := execTemplate("registration.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) LoginPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Login"}
	user := getJwtUser(r)
	if user != nil {
		data["User"] = user
	}

	err := execTemplate("login.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) YaDiskPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Yandex Disk"}

	user := getJwtUser(r)
	if user != nil {
		data["User"] = user
		// Yandex OAuth
		yaData, err := h.dal.YaDisk.GetByUserID(r.Context(), user.UserID)
		if err != nil {
			h.reportError(w, err, http.StatusInternalServerError)
			return
		}

		if yaData == nil {
			data["YandexUrl"] = h.YaDisk.GenerateOAuthUrl()
		} else if yaData.Token() == nil {
			data["YandexUrl"] = h.YaDisk.GenerateOAuthUrl()
		} else {
			client := h.YaDisk.NewClient(yaData.Token())

			disk, err := client.GetDisk()
			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			data["YaDiskInfo"] = disk

			YaDisk, err := h.dal.YaDisk.GetByUserID(r.Context(), user.UserID)

			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			data["YaDisk"] = YaDisk

			templateFolderData, err := client.GetResources(YaDisk.TemplateFolder)
			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			var templateFolder []map[string]interface{}

			for _, item := range templateFolderData.Embedded.Items {
				dataItem := map[string]interface{}{
					"Name": item.Name,
					"Size": item.Size,
					"File": item.File,
				}
				template, err := h.dal.Template.GetByFilenameAndUserID(r.Context(), item.Name, user.UserID)
				if err != nil {
					h.logger.Error("ErrorHandler", zap.Error(err))
				}

				if template != nil {
					dataItem["Event"] = template.Name
				} else {
					dataItem["Event"] = "Nil"
				}

				templateFolder = append(templateFolder, dataItem)
			}

			if templateFolder != nil {
				data["YaDiskTemplateFolder"] = templateFolder
			}

			saveFolderData, err := client.GetResources(YaDisk.SaveFolder)
			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			var saveFolder []map[string]interface{}

			for _, item := range saveFolderData.Embedded.Items {
				saveFolder = append(templateFolder, map[string]interface{}{
					"Name": item.Name,
					"Size": templateFolderData.Size,
					"File": templateFolderData.File,
				})
			}

			if saveFolder != nil {
				data["YaDiskTemplateFolder"] = templateFolder
			}
		}
	}

	err := execTemplate("YaDisk.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) GDiskPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Google Disk"}

	user := getJwtUser(r)
	if user != nil {

		// Google OAuth
		googleData, err := h.dal.GDisk.GetByUserID(r.Context(), user.UserID)
		if err != nil {
			h.reportError(w, err, http.StatusInternalServerError)
			return
		}

		if googleData == nil {
			data["GoogleUrl"] = h.GDisk.GenerateOAuthUrl()
		} else if googleData.Token() == nil {
			data["GoogleUrl"] = h.GDisk.GenerateOAuthUrl()
		} else {
			gDiskInfo, err := h.dal.GDisk.GetByUserID(r.Context(), user.UserID)

			if time.Now().After(gDiskInfo.ExpiresIn) {
				fmt.Println("Token expired")
				//h.GDisk.GetToken()
			}

			client, err := h.GDisk.NewClient(r.Context(), googleData.Token())
			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			client.GetDisk()

			//disk, err := client.GetDisk()
			//if err != nil {
			//	h.reportError(w, err, 500)
			//	return
			//}
			//
			//
			//data["GoogleDiskInfo"] = disk
			//
			gDisk, err := h.dal.GDisk.GetByUserID(r.Context(), user.UserID)

			if err != nil {
				h.reportError(w, err, 500)
				return
			}

			data["GDisk"] = gDisk

			//// Test Upload file
			//err = client.UploadFile("./tmp/downloaded/62ac67a1471fd0f7892353bf_Test.docx", "application/msword",
			//	gDisk.SaveFolderID)
			//if err != nil {
			//	h.reportError(w, err, 500)
			//	return
			//}
			//
			//// Test Download file
			//err = client.DownloadFile("./test.docx", "1ceECJFwRdBcXmFIrKhdGksTfEcPNZHzO")
			//if err != nil {
			//	h.reportError(w, err, 500)
			//	return
			//}
			//
			//templateFolderData, err := client.GetResourceByName(GDisk.TemplateFolder)
			//if err != nil {
			//	h.reportError(w, err, 500)
			//	return
			//}
			//
			//var templateFolder []map[string]interface{}
			//
			//for _, item := range templateFolderData.Embedded.Items {
			//	dataItem := map[string]interface{}{
			//		"Name": item.Name,
			//		"Size": item.Size,
			//		"File": item.File,
			//	}
			//	template, err := h.dal.Template.GetByFilenameAndUserID(r.Context(), item.Name, user.UserID)
			//	if err != nil {
			//		h.logger.Error("ErrorHandler", zap.Error(err))
			//	}
			//
			//	if template != nil {
			//		dataItem["Event"] = template.Name
			//	} else {
			//		dataItem["Event"] = "Nil"
			//	}
			//
			//	templateFolder = append(templateFolder, dataItem)
			//}
			//
			//if templateFolder != nil {
			//	data["GDiskTemplateFolder"] = templateFolder
			//}
			//
			//saveFolderData, err := client.GetResourceByName(GDisk.SaveFolder)
			//if err != nil {
			//	h.reportError(w, err, 500)
			//	return
			//}
			//
			//var saveFolder []map[string]interface{}
			//
			//for _, item := range saveFolderData.Embedded.Items {
			//	saveFolder = append(templateFolder, map[string]interface{}{
			//		"Name": item.Name,
			//		"Size": templateFolderData.Size,
			//		"File": templateFolderData.File,
			//	})
			//}
			//
			//if saveFolder != nil {
			//	data["GDiskTemplateFolder"] = templateFolder
			//}
		}
	}

	err := execTemplate("gdisk.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) AmoPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Amo CRM"}

	user := getJwtUser(r)

	if user != nil {

	}

	//resp := map[string]interface{}{}
	//err := json.NewDecoder(r.Body).Decode(&resp)
	//if err != nil {
	//	h.reportError(w, err, 500)
	//	return
	//}

	err := execTemplate("amo.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) LogoutPage(w http.ResponseWriter, r *http.Request) {
	data := map[string]interface{}{"Title": "Logout"}
	err := execTemplate("logout.gohtml", data, w)
	if err != nil {
		h.reportError(w, err, 500)
	}
}

func (h *Handlers) PageNotFound(w http.ResponseWriter, r *http.Request) {
	sendResponse(w, 404, "404 - Page not found / Страница не найдена")
}