from flask import (
    Blueprint,
    render_template,
    request,
    redirect,
    url_for,
    flash, jsonify
)
from app.constants.messages import SuccessMessage, ErrorMessage

from app.models.subcontractor_model import Subcontractor
from app.services.subcontractor_rate_service import SubcontractorRateService
from app.services.client_rate_service import ClientRateService

engi_bp = Blueprint(
    "engineering",
    __name__,
    url_prefix="/engi"
)


    
@engi_bp.route("/")
def engineering_master():

    return render_template(
        "engineering/index.html",
        title="Engineering Masters"
    )
    
#---------------------- Client rate model -------------------------------
@engi_bp.route("/client-rate", methods=["GET", "POST"])
def client_rate_master():

    if request.method == "POST":
        result = ClientRateService.save_or_update(request.form)
        if result["success"]:
            flash(result["message"], "success")
            return redirect(url_for("engineering.client_rate_master"))
        else:
            flash(result["message"], "danger")

    rates = ClientRateService.get_all_rates()

    return render_template(
        "engineering/client_rate.html",
        title="Client Rate Master",
        rates=rates
    )

@engi_bp.route("/client-rate/edit/<int:rate_id>", methods=["GET", "POST"])
def client_edit_rate(rate_id):

    if request.method == "POST":

        result = ClientRateService.save_or_update(request.form)

        if result["success"]:
            flash(result["message"], "success")
            return redirect(url_for("engineering.client_rate_master"))

        flash(result["message"], "danger")

    rate = ClientRateService.get_rate(rate_id)

    rates = ClientRateService.get_all_rates()

    return render_template(
        "engineering/client_rate.html",
        rate=rate,
        rates=rates
    )

@engi_bp.route("/client-rate/delete/<int:rate_id>")
def client_delete_rate(rate_id):
    ClientRateService.delete_rate(rate_id)
    flash("Rate deleted successfully.", "success")
    return redirect(url_for("engineering.client_rate_master"))



# -------------------- Sub-Contractor -------------------------------------
@engi_bp.route("/subcontractor-rate", methods=["GET", "POST"])
def subcontractor_rate_master():

    subcontractors = Subcontractor.query.filter_by(status="Active").all()

    if request.method == "POST":
        result = SubcontractorRateService.save_or_update(request.form)
        if result["success"]:
            flash(result["message"], "success")
            return redirect(url_for("engineering.subcontractor_rate_master"))
        else:
            flash(result["message"], "danger")

    rates = SubcontractorRateService.get_all_rates()

    return render_template(
        "engineering/contractor_rate.html",
        title="Subcontractor Rate Master",
        subcontractors=subcontractors,
        rates=rates
    )

@engi_bp.route("/subcontractor-rate/edit/<int:rate_id>", methods=["GET", "POST"])
def subcontractor_edit_rate(rate_id):

    subcontractors = Subcontractor.query.filter_by(status="Active").all()

    if request.method == "POST":

        result = SubcontractorRateService.save_or_update(request.form)

        if result["success"]:
            flash(result["message"], "success")
            return redirect(url_for("engineering.subcontractor_rate_master"))

        flash(result["message"], "danger")

    rate = SubcontractorRateService.get_rate(rate_id)

    rates = SubcontractorRateService.get_all_rates()

    return render_template(
        "engineering/contractor_rate.html",
        subcontractors=subcontractors,
        rate=rate,
        rates=rates
    )

@engi_bp.route("/subcontractor-rate/delete/<int:rate_id>")
def subcontractor_delete_rate(rate_id):
    SubcontractorRateService.delete_rate(rate_id)
    flash("Rate deleted successfully.", "success")
    return redirect(url_for("engineering.subcontractor_rate_master"))


@engi_bp.route("/check-rate")
def check_rate():

    exists = SubcontractorRateService.check_duplicate(
        subcontractor_id=request.args.get("subcontractor_id"),
        category=request.args.get("category"),
        item_name=request.args.get("item_name"),
        rate_id=request.args.get("rate_id")
    )

    return jsonify({
        "exists": exists
    })