handler_scenario.go

package main

import (
	"context"
	"net/http"
	"time"

	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
	"go.mongodb.org/mongo-driver/mongo/readpref"
)

func handleScenarios(w http.ResponseWriter, r *http.Request) {
	ssid, err := GetSessionID(r)
	if err != nil {
		http.Redirect(w, r, "/signin", http.StatusSeeOther)
		return
	}
	if ssid.AccessLevel == 0 {
		http.Redirect(w, r, "/invalidaccess", http.StatusSeeOther)
		return
	}
	client, err := mongo.NewClient(options.Client().ApplyURI(*flagMongoDBURI))
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()
	err = client.Connect(ctx)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	defer client.Disconnect(ctx)
	err = client.Ping(ctx, readpref.Primary())
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	type recipe struct {
		User
		SearchOption
		Setting          Setting
		Scenarios        []Scenario
		Projectlist      []string
		TasksettingNames []string
		Status           []Status
	}
	rcp := recipe{}
	rcp.Projectlist, err = ProjectlistV2(client)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.TasksettingNames, err = TaskSettingNamesV2(client)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.Status, err = AllStatusV2(client)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.User, err = getUserV2(client, ssid.ID)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.Scenarios, err = allScenarios(client)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	rcp.Setting = CachedAdminSetting
	err = TEMPLATES.ExecuteTemplate(w, "scenarios", rcp)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
}