package web

import (
	"fmt"
	"log"
	root "marmic/servicetrade-toolbox"
	"marmic/servicetrade-toolbox/internal/api"
	"net/http"
	"net/url"
)

func JobsHandler(w http.ResponseWriter, r *http.Request) {
	session, ok := r.Context().Value("session").(*api.Session)
	if !ok {
		http.Error(w, "Unauthorized", http.StatusUnauthorized)
		return
	}

	tmpl := root.WebTemplates
	data := map[string]interface{}{
		"Title": "Jobs",
	}

	switch r.URL.Path {
	case "/jobs":
		// Fetch and display search results only
		jobs, err := handleJobSearch(r, session)
		if err != nil {
			log.Printf("Error in job search: %v", err)
			data["Error"] = true
			data["ErrorMsg"] = "Failed to fetch jobs. Please try again later."
		} else {
			data["Jobs"] = jobs
		}
		err = tmpl.ExecuteTemplate(w, "job_search_results", data)
		if err != nil {
			log.Printf("Template execution error: %v", err)
			http.Error(w, "Internal Server Error", http.StatusInternalServerError)
		}

	case "/jobs/documents":
		// Fetch jobs and uploaded documents
		jobs, err := handleJobSearch(r, session)
		if err != nil {
			log.Printf("Error in job search: %v", err)
			data["Error"] = true
			data["ErrorMsg"] = "Failed to fetch jobs. Please try again later."
		} else {
			data["Jobs"] = jobs
		}

		err = tmpl.ExecuteTemplate(w, "job_document_management", data)
		if err != nil {
			log.Printf("Template execution error: %v", err)
			http.Error(w, "Internal Server Error", http.StatusInternalServerError)
		}

	default:
		http.Error(w, "Not Found", http.StatusNotFound)
	}
}

func handleJobSearch(r *http.Request, session *api.Session) ([]api.Job, error) {
	queryParams := r.URL.Query()
	cleanedParams := url.Values{}
	log.Printf("Searching jobs with filters: %v", queryParams)

	for key, values := range queryParams {
		for _, value := range values {
			if value != "" {
				cleanedParams.Add(key, value)
			}
		}
	}

	jobs, err := session.SearchJobs(cleanedParams)
	if err != nil {
		return nil, fmt.Errorf("error fetching jobs: %w", err)
	}

	return jobs, nil
}