package wizard

import (
	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/db/model"
	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/iface"
	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/store"
	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/util"
	"github.com/mymmrac/telego"
	tu "github.com/mymmrac/telego/telegoutil"
	"net/http"
	"net/url"
	"strings"
	"time"
)

type RedmineSetup struct {
	iface.Base
	Redmine *store.RedmineSetup
}

func NewRedmineSetup(app iface.App, userID, chatID int64, config *store.RedmineSetup) *RedmineSetup {
	return &RedmineSetup{
		Base:    iface.NewBase(app, userID, chatID),
		Redmine: config,
	}
}

func (h *RedmineSetup) Handle(wh telego.Update) error {
	if h.Redmine == nil {
		return nil
	}
	loc := h.Localizer(wh.Message.From.LanguageCode)
	if h.Redmine.URL == "" {
		h.Redmine.URL = h.processURL(wh.Message.Text)
		if h.Redmine.URL == "" {
			_, err := h.App.TG().SendMessage(&telego.SendMessageParams{
				ChatID:    tu.ID(h.ChatID),
				Text:      loc.Message("please_send_redmine_url"),
				ParseMode: telego.ModeMarkdown,
			})
			return err
		}

		_, err := h.App.TG().SendMessage(&telego.SendMessageParams{
			ChatID:    tu.ID(h.ChatID),
			Text:      loc.Template("please_send_redmine_key", map[string]interface{}{"Origin": h.Redmine.URL}),
			ParseMode: telego.ModeMarkdown,
		})
		return err
	}

	if h.Redmine.Key == "" {
		h.Redmine.Key = strings.TrimSpace(wh.Message.Text)
		if h.Redmine.Key == "" {
			_, err := h.App.TG().SendMessage(&telego.SendMessageParams{
				ChatID:    tu.ID(h.ChatID),
				Text:      loc.Template("please_send_redmine_key", map[string]interface{}{"Origin": h.Redmine.URL}),
				ParseMode: telego.ModeMarkdown,
			})
			return err
		}

		if !h.verifyRedmine() {
			_, err := h.App.TG().SendMessage(&telego.SendMessageParams{
				ChatID:    tu.ID(h.ChatID),
				Text:      loc.Message("invalid_redmine_credentials"),
				ParseMode: telego.ModeMarkdown,
				ReplyMarkup: &telego.InlineKeyboardMarkup{InlineKeyboard: [][]telego.InlineKeyboardButton{
					{
						{
							Text:         loc.Message("yes"),
							CallbackData: util.NewRedmineQuestionPayload(h.UserID, h.Redmine.Chat, true).String(),
						},
						{
							Text:         loc.Message("no"),
							CallbackData: util.NewRedmineQuestionPayload(h.UserID, h.Redmine.Chat, false).String(),
						},
					},
				}},
			})

			return err
		}

		chat, err := h.App.DB().ForChat().ByTelegramID(h.Redmine.Chat)
		if err != nil {
			_ = util.SendInternalError(h.App.TG(), h.ChatID, loc)
			return err
		}
		if chat == nil || chat.ID == 0 {
			_ = util.SendInternalError(h.App.TG(), h.ChatID, loc)
			return nil
		}
		integration := &model.Integration{
			Type:   model.RedmineIntegration,
			ChatID: chat.ID,
		}
		integration.StoreRedmine(h.Redmine)
		if err := h.App.DB().ForIntegration().Save(integration); err != nil {
			_ = util.SendInternalError(h.App.TG(), h.ChatID, loc)
			return err
		}

		_, _ = h.App.TG().SendMessage(&telego.SendMessageParams{
			ChatID:    tu.ID(h.ChatID),
			Text:      loc.Message("redmine_was_connected"),
			ParseMode: telego.ModeMarkdown,
		})
		_, err = h.App.TG().SendMessage(&telego.SendMessageParams{
			ChatID:    tu.ID(h.ChatID),
			Text:      loc.Message("should_send_estimated_hours_redmine"),
			ParseMode: telego.ModeMarkdown,
			ReplyMarkup: &telego.InlineKeyboardMarkup{InlineKeyboard: [][]telego.InlineKeyboardButton{
				{
					{
						Text:         loc.Message("yes"),
						CallbackData: util.NewRedmineHoursQuestionPayload(h.UserID, h.Redmine.Chat, true).String(),
					},
					{
						Text:         loc.Message("no"),
						CallbackData: util.NewRedmineHoursQuestionPayload(h.UserID, h.Redmine.Chat, false).String(),
					},
				},
			}},
		})
		return err
	}

	if h.Redmine.SPFieldName == "" && h.Redmine.WaitingForSPField {
		h.Redmine.SPFieldName = strings.TrimSpace(wh.Message.Text)
		if h.Redmine.SPFieldName == "" {
			_, err := h.App.TG().SendMessage(&telego.SendMessageParams{
				ChatID:    tu.ID(h.ChatID),
				Text:      loc.Message("specify_result_field"),
				ParseMode: telego.ModeMarkdown,
			})
			return err
		}

		h.Redmine.WaitingForSPField = false
		chat, err := h.App.DB().ForChat().ByTelegramIDWithIntegrations(h.Redmine.Chat)
		if err != nil {
			return err
		}

		for _, integration := range chat.Integrations {
			if integration.Type == model.RedmineIntegration {
				rs := integration.LoadRedmine()
				rs.SPFieldName = h.Redmine.SPFieldName
				integration.StoreRedmine(rs)
				if err := h.App.DB().ForIntegration().Save(&integration); err != nil {
					return err
				}
				break
			}
		}

		_, _ = h.App.TG().SendMessage(&telego.SendMessageParams{
			ChatID: tu.ID(h.ChatID),
			Text: loc.Template("redmine_poker_will_be_configured",
				map[string]interface{}{"Name": h.Redmine.SPFieldName}),
			ParseMode: telego.ModeMarkdown,
		})
		store.RedmineSetups.Delete(h.ChatID)
		return util.SendSetupDone(h.App.TG(), h.ChatID, loc)
	}

	return nil
}

func (h *RedmineSetup) processURL(input string) string {
	uri, err := url.Parse(strings.TrimSpace(input))
	if err != nil {
		return ""
	}
	return uri.Scheme + "://" + uri.Host
}

func (h *RedmineSetup) verifyRedmine() bool {
	req, err := http.NewRequest(http.MethodGet, h.Redmine.URL+"/issues.json", nil)
	if err != nil {
		return false
	}
	req.Header.Set("X-Redmine-Api-Key", h.Redmine.Key)
	client := &http.Client{Timeout: 5 * time.Second}
	resp, err := client.Do(req)
	if err != nil {
		return false
	}
	return resp.StatusCode == http.StatusOK
}