/*
Copyright © 2023 NAME HERE <EMAIL ADDRESS>
*/
package cmd

import (
	"encoding/json"
	"fmt"
	"log"

	"github.com/GitHubSecurityLab/gh-mrva/models"
	"github.com/GitHubSecurityLab/gh-mrva/utils"
	"github.com/spf13/cobra"
)

var statusCmd = &cobra.Command{
	Use:   "status",
	Short: "Checks the status of a given session.",
	Long:  `Checks the status of a given session.`,
	Run: func(cmd *cobra.Command, args []string) {
		sessionStatus()
	},
}

func init() {
	rootCmd.AddCommand(statusCmd)
	statusCmd.Flags().StringVarP(&sessionNameFlag, "session", "s", "", "Selects the named session")
	statusCmd.Flags().StringVarP(&sessionPrefixFlag, "prefix", "p", "", "Select all sessions starting with a given prefix")
	statusCmd.Flags().BoolVarP(&jsonFlag, "json", "j", false, "Output in JSON format (default: false)")
}

func sessionStatus() {

	var err error
	var sessions []string

	if sessionNameFlag != "" {
		sessions = []string{sessionNameFlag}
	} else if sessionPrefixFlag != "" {
		sessions, err = utils.GetSessionsStartingWith(sessionPrefixFlag)
		if err != nil {
			log.Fatal(err)
		}
	} else {
		fmt.Println("Please specify a session name or prefix")
		return
	}

	var sessionResults []models.Results

	for _, session := range sessions {
		controller, runs, _, err := utils.LoadSession(session)
		if err != nil {
			fmt.Printf("Error loading session %s\n", session)
			log.Fatal(err)
		}
		if len(runs) == 0 {
			fmt.Printf("No runs found for run name %s\n", session)
			continue
		}

		var results models.Results

		global_status := "succeeded"

		for _, run := range runs {
			if err != nil {
				log.Fatal(err)
			}
			runDetails, err := utils.GetRunDetails(controller, run.Id)
			if err != nil {
				log.Fatal(err)
			}

			status := runDetails["status"].(string)
			if status != "succeeded" {
				global_status = "in_progress"
			}
			var failure_reason string
			if status == "failed" {
				failure_reason = runDetails["failure_reason"].(string)
			} else {
				failure_reason = ""
			}

			results.Name = session
			results.Runs = append(results.Runs, models.RunStatus{
				Id:            run.Id,
				Query:         run.Query,
				QueryId:       run.QueryId,
				Status:        status,
				FailureReason: failure_reason,
			})

			for _, repo := range runDetails["scanned_repositories"].([]interface{}) {
				if repo.(map[string]interface{})["analysis_status"].(string) == "succeeded" {
					results.TotalSuccessfulScans += 1
					if repo.(map[string]interface{})["result_count"].(float64) > 0 {
						results.TotalRepositoriesWithFindings += 1
						results.TotalFindingsCount += int(repo.(map[string]interface{})["result_count"].(float64))
						repoInfo := repo.(map[string]interface{})["repository"].(map[string]interface{})
						results.ResositoriesWithFindings = append(results.ResositoriesWithFindings, models.RepoWithFindings{
							Nwo:     repoInfo["full_name"].(string),
							Query:   run.Query,
							QueryId: run.QueryId,
							Count:   int(repo.(map[string]interface{})["result_count"].(float64)),
							RunId:   run.Id,
							Stars:   int(repoInfo["stargazers_count"].(float64)),
						})
					}
				} else if repo.(map[string]interface{})["analysis_status"].(string) == "failed" {
					results.TotalFailedScans += 1
				}
			}

			skipped_repositories := runDetails["skipped_repositories"].(map[string]interface{})
			access_mismatch_repos := skipped_repositories["access_mismatch_repos"].(map[string]interface{})
			not_found_repos := skipped_repositories["not_found_repos"].(map[string]interface{})
			no_codeql_db_repos := skipped_repositories["no_codeql_db_repos"].(map[string]interface{})
			over_limit_repos := skipped_repositories["over_limit_repos"].(map[string]interface{})
			total_skipped_repos := access_mismatch_repos["repository_count"].(float64) + not_found_repos["repository_count"].(float64) + no_codeql_db_repos["repository_count"].(float64) + over_limit_repos["repository_count"].(float64)

			results.TotalSkippedAccessMismatchRepositories += int(access_mismatch_repos["repository_count"].(float64))
			results.TotalSkippedNotFoundRepositories += int(not_found_repos["repository_count"].(float64))
			results.TotalSkippedNoDatabaseRepositories += int(no_codeql_db_repos["repository_count"].(float64))
			results.TotalSkippedOverLimitRepositories += int(over_limit_repos["repository_count"].(float64))
			results.TotalSkippedRepositories += int(total_skipped_repos)
		}
		results.Status = global_status
		sessionResults = append(sessionResults, results)
	}

	if jsonFlag {
		data, err := json.MarshalIndent(sessionResults, "", "  ")
		if err != nil {
			log.Fatal(err)
		}
		fmt.Println(string(data))
	} else {
		for _, results := range sessionResults {
			fmt.Println("Run name:", sessionNameFlag)
			fmt.Println("Status:", results.Status)
			fmt.Println("Total runs:", len(results.Runs))
			fmt.Println("Total successful scans:", results.TotalSuccessfulScans)
			fmt.Println("Total failed scans:", results.TotalFailedScans)
			fmt.Println("Total skipped repositories:", results.TotalSkippedRepositories)
			fmt.Println("Total skipped repositories due to access mismatch:", results.TotalSkippedAccessMismatchRepositories)
			fmt.Println("Total skipped repositories due to not found:", results.TotalSkippedNotFoundRepositories)
			fmt.Println("Total skipped repositories due to no database:", results.TotalSkippedNoDatabaseRepositories)
			fmt.Println("Total skipped repositories due to over limit:", results.TotalSkippedOverLimitRepositories)
			fmt.Println("Total repositories with findings:", results.TotalRepositoriesWithFindings)
			fmt.Println("Total findings:", results.TotalFindingsCount)
			fmt.Println("Repositories with findings:")
			for _, repo := range results.ResositoriesWithFindings {
				fmt.Printf("  %s (%s): %d\n", repo.Nwo, repo.QueryId, repo.Count)
			}
		}
	}
}