package main

import (
	"bytes"
	"encoding/json"
	"io"
	"net/http"
	"net/http/httptest"
	"os"
	"testing"

	"gitea.tecamino.com/paadi/memberDB/api"
	"gitea.tecamino.com/paadi/memberDB/models"
	"github.com/gin-gonic/gin"
	"github.com/go-playground/assert/v2"
)

func TestErrors(t *testing.T) {
	dbName := "test.db"
	if _, err := os.Stat(dbName); err == nil {
		t.Log("remove user.db to start test with empty database")
		if err := os.Remove(dbName); err != nil {
			t.Fatal(err)
		}
	}

	t.Log("start member db test")

	t.Log("initialize accessHandler")

	r := gin.Default()

	apiHandler, err := api.NewAPIHandler(nil)
	if err != nil {
		t.Fatal(err)
	}

	v1 := r.Group("v1")
	v1.GET("/events", apiHandler.GetEvent)
	v1.GET("/events/new", apiHandler.StartNewEvent)
	v1.GET("/events/delete", apiHandler.DeleteEvent)
	v1.GET("/members", apiHandler.GetMember)
	v1.GET("/responsible", apiHandler.GetResponsible)

	v1.POST("/database/open", apiHandler.OpenDatabase)
	v1.POST("/members/add", apiHandler.AddNewMember)
	v1.POST("/members/edit", apiHandler.UpdateMember)
	v1.POST("/members/delete", apiHandler.DeleteMember)
	v1.POST("/members/import/csv", apiHandler.ImportCSV)

	v1.POST("/events/attendees/add", apiHandler.AddNewAttendees)
	v1.POST("/events/attendees/delete", apiHandler.DeleteAttendee)

	v1.POST("/responsible/add", apiHandler.AddNewResponsible)
	v1.POST("/responsible/delete", apiHandler.DeleteResponsible)

	type request struct {
		Log         string
		Name        string
		Method      string
		Path        string
		Payload     any
		Cookie      *http.Cookie
		ignoreError bool
	}
	var requests []request

	type payload struct {
		DBPath    string `json:"dbPath,omitempty"`
		Create    bool   `json:"create,omitempty"`
		FirstName string `json:"FirstName,omitempty"`
		LastName  string `json:"lastName,omitempty"`
		Birthday  string `json:"birthday,omitempty"`
	}
	requests = append(requests,

		request{Log: "error db not opened", Name: "error db not opened", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Adrian", LastName: "Zürcher", Birthday: "23.06.1987"}, ignoreError: true},
		request{Log: "open member db", Name: "open member db", Method: "POST", Path: "/v1/database/open", Payload: payload{DBPath: "test.db", Create: true}},
		request{Log: "add new member", Name: "add new member", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Adrian", LastName: "Zürcher", Birthday: "23.06.1987"}, ignoreError: true},
		request{Log: "error first name missing", Name: "error first name missing", Method: "POST", Path: "/v1/members/add", Payload: payload{LastName: "Zürcher", Birthday: "23.06.1987"}, ignoreError: true},
		request{Log: "error last name missing", Name: "error last name missing", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Adrian", Birthday: "23.06.1987"}, ignoreError: true},
		request{Log: "error birthday missing", Name: "error birthday missing", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Paulina", LastName: "Zürcher"}, ignoreError: true},
		request{Log: "error wrong birthday format", Name: "error wrong birthday format", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Paulina", LastName: "Zürcher", Birthday: "213.06.1987"}, ignoreError: true},
	)

	for _, request := range requests {
		if request.Log != "" {
			t.Log(request.Log)

		}
		var bodyReader io.Reader
		if request.Payload != nil {
			jsonBytes, _ := json.Marshal(request.Payload)
			bodyReader = bytes.NewBuffer(jsonBytes)
		}
		req, _ := http.NewRequest(request.Method, request.Path, bodyReader)
		if request.Cookie != nil {
			req.AddCookie(request.Cookie) // attach refresh_token cookie
		}
		w := httptest.NewRecorder()

		r.ServeHTTP(w, req)

		t.Log(request.Name+" response:", w.Body.String())
		if !request.ignoreError {
			assert.Equal(t, http.StatusOK, w.Code)
		}
	}
}
func TestMemberDB(t *testing.T) {
	dbName := "test.db"
	if _, err := os.Stat(dbName); err == nil {
		t.Log("remove user.db to start test with empty database")
		if err := os.Remove(dbName); err != nil {
			t.Fatal(err)
		}
	}

	t.Log("start member db test")

	t.Log("initialize accessHandler")

	r := gin.Default()

	apiHandler, err := api.NewAPIHandler(nil)
	if err != nil {
		t.Fatal(err)
	}

	v1 := r.Group("v1")
	v1.GET("/events", apiHandler.GetEvent)
	v1.GET("/events/new", apiHandler.StartNewEvent)
	v1.GET("/events/delete", apiHandler.DeleteEvent)
	v1.GET("/members", apiHandler.GetMember)
	v1.GET("/responsible", apiHandler.GetResponsible)

	v1.POST("/database/open", apiHandler.OpenDatabase)
	v1.POST("/members/add", apiHandler.AddNewMember)
	v1.POST("/members/edit", apiHandler.EditMember)
	v1.POST("/members/delete", apiHandler.DeleteMember)
	v1.POST("/members/import/csv", apiHandler.ImportCSV)

	v1.POST("/events/attendees/add", apiHandler.AddNewAttendees)
	v1.POST("/events/attendees/delete", apiHandler.DeleteAttendee)

	v1.POST("/responsible/add", apiHandler.AddNewResponsible)
	v1.POST("/responsible/delete", apiHandler.DeleteResponsible)

	type request struct {
		Log         string
		Name        string
		Method      string
		Path        string
		Payload     any
		Cookie      *http.Cookie
		ignoreError bool
	}
	var requests []request

	type payload struct {
		DBPath    string `json:"dbPath,omitempty"`
		Create    bool   `json:"create,omitempty"`
		Ids       []uint `json:"ids,omitempty"`
		FirstName string `json:"FirstName,omitempty"`
		LastName  string `json:"lastName,omitempty"`
		Birthday  string `json:"birthday,omitempty"`
		Group     string `json:"group,omitempty"`
	}

	requests = append(requests,
		request{Log: "open member db", Name: "open member db", Method: "POST", Path: "/v1/database/open", Payload: payload{DBPath: "test.db", Create: true}},

		request{Log: "add new member", Name: "add new member", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Adrian", LastName: "Zürcher", Birthday: "23.06.1987"}},
		request{Log: "add existing member", Name: "add existing member", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Adrian", LastName: "Zürcher", Birthday: "23.06.1987"}, ignoreError: true},
		request{Log: "add new member", Name: "add new member", Method: "POST", Path: "/v1/members/add", Payload: payload{FirstName: "Paulina", LastName: "Zürcher", Birthday: "15.01.1991"}},
		request{Log: "get members", Name: "get members", Method: "GET", Path: "/v1/members"},
		request{Log: "update members", Name: "update members", Method: "POST", Path: "/v1/members/edit?id=1", Payload: payload{Group: "testGroup"}},
		request{Log: "get again members", Name: "get again members", Method: "GET", Path: "/v1/members"},
		request{Log: "delete members", Name: "delete members", Method: "POST", Path: "/v1/members/delete", Payload: payload{Ids: []uint{2, 1}}},
		request{Log: "get again members", Name: "get again members", Method: "GET", Path: "/v1/members"},

		request{Log: "new event", Name: "new event", Method: "GET", Path: "/v1/events/new?name=testEvent"},
		request{Log: "add new attendee", Name: "add new attendee", Method: "POST", Path: "/v1/events/attendees/add", Payload: models.Event{Attendees: models.Persons{{FirstName: "Adi", LastName: "Züri"}}}},
		request{Log: "add another attendee", Name: "add another attendee", Method: "POST", Path: "/v1/events/attendees/add", Payload: models.Event{Attendees: models.Persons{{FirstName: "Pau", LastName: "Züri"}}}},
		request{Log: "get events", Name: "get events", Method: "GET", Path: "/v1/events"},
		request{Log: "add delete attendee", Name: "add delete attendee", Method: "POST", Path: "/v1/events/attendees/delete", Payload: models.Event{Attendees: models.Persons{{FirstName: "Adi", LastName: "Züri"}}}},
		request{Log: "get events", Name: "get events", Method: "GET", Path: "/v1/events"},

		request{Log: "add responsible", Name: "add responsible", Method: "POST", Path: "/v1/responsible/add", Payload: models.Person{FirstName: "Max", LastName: "Muster"}},
		request{Log: "add another responsible", Name: "add another responsible", Method: "POST", Path: "/v1/responsible/add", Payload: models.Person{FirstName: "Hausi", LastName: "Muster"}},
		request{Log: "get responsible", Name: "get responsible", Method: "GET", Path: "/v1/responsible"},
		request{Log: "delete responsible id 1", Name: "delete responsible id 1", Method: "POST", Path: "/v1/responsible/delete", Payload: payload{Ids: []uint{1}}},
		request{Log: "get responsible", Name: "get responsible", Method: "GET", Path: "/v1/responsible"},
	)

	for _, request := range requests {
		if request.Log != "" {
			t.Log(request.Log)

		}
		var bodyReader io.Reader
		if request.Payload != nil {
			jsonBytes, _ := json.Marshal(request.Payload)
			bodyReader = bytes.NewBuffer(jsonBytes)
		}
		req, _ := http.NewRequest(request.Method, request.Path, bodyReader)
		if request.Cookie != nil {
			req.AddCookie(request.Cookie) // attach refresh_token cookie
		}
		w := httptest.NewRecorder()

		r.ServeHTTP(w, req)

		t.Log(request.Name+" response:", w.Body.String())
		if !request.ignoreError {
			assert.Equal(t, http.StatusOK, w.Code)
		}
	}
}