#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""StudioSoft Invoice — Minimalis Swiss Design (Agustus 2026)"""
from fpdf import FPDF
import os

OUTDIR = os.path.dirname(os.path.abspath(__file__))

COMPANY = "CV. KREASI STUDIOSOFT"
COMP_ALAMAT = "Jl. Mangga 3 E-346 B. Pondok Tjandra. Sidoarjo"
COMP_TELP = "031-71847536 / 081935000624"

BANKS = [
    ("BCA", "Rungkut Mapan, Surabaya", "6750379638", "Uky Yanuhandoko S. Kom"),
    ("Mandiri", "Bratang Binangun, Surabaya", "142-00-1068384-4", "Uky Yanuhandoko S. Kom"),
]

INVOICE_NO = 101
YEAR = "2026"
MONTH_ROMAN = "VIII"
TGL_KOTA = "Surabaya, 1 Agustus 2026"
PERIODE = "Agustus 2026"
TERMIN = "100% Maintenance Fee / Monthly"

# item per client (hanya daftar item utama, tanpa deskripsi)
ITEMS_DEFAULT = ["Website Maintenance", "Input Konten", "SEO", "Optimasi Campaign Insight"]

clients = [
    ("DAS Bengkel Indonesia", "Indonesia", 3000000),
    ("RSIA Kendangsari", "Surabaya", 2000000),
    ("TSC (The Skin Code Clinic)", "Krian", 3000000),
    ("TS Law (Tito Suprianto Law Firm)", "Surabaya", 3000000),
    ("EveryBe", "Indonesia", 2500000),
    ("Surabaya Skin Centre (SSC)", "Surabaya", 2500000),
    ("LEIT (Leadership-English Institute)", "Surabaya", 3000000),
]

# Palette Swiss minimalis
INK = (20, 20, 20)        # near black
GRAY = (120, 120, 120)    # muted
LIGHT = (235, 235, 235)   # hairline / bg


class Invoice(FPDF):
    def footer(self):
        self.set_y(-14)
        self.set_font("Helvetica", "", 7.5)
        self.set_text_color(*GRAY)
        self.cell(0, 8, f"{self.page_no()}", align="C")


def rupiah(n):
    return "Rp {:,.0f}".format(n).replace(",", ".")


def add_invoice(nama, kota, total, no):
    pdf = Invoice()
    pdf.add_page("P", (210, 297))
    pdf.set_auto_page_break(auto=True, margin=22)
    pdf.set_margins(22, 20, 22)
    W = 210 - 44

    # ===== BAR ATAS tipis (aksen Swiss) =====
    pdf.set_fill_color(*INK)
    pdf.rect(22, 16, W, 1.2, "F")

    # ===== HEADER: logo kiri, judul INVOICE kanan =====
    logo = os.path.join(OUTDIR, "assets_studiosoft_logo.png")
    try:
        pdf.image(logo, x=22, y=21, w=20)
    except Exception:
        pass
    pdf.set_xy(W - 30 + 22, 20)
    pdf.set_font("Helvetica", "B", 28)
    pdf.set_text_color(*INK)
    pdf.cell(30, 11, "INVOICE", align="R")
    pdf.set_xy(W - 30 + 22, 32)
    pdf.set_font("Helvetica", "", 8)
    pdf.set_text_color(*GRAY)
    pdf.cell(30, 5, f"No. {no}/INV/{MONTH_ROMAN}/{YEAR}", align="R")

    # ===== blok pembuka (dari & untuk) =====
    pdf.set_xy(22, 50)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "FROM")
    pdf.set_font("Helvetica", "B", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(66, 4, COMPANY)
    pdf.cell(10, 4, "")
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "TANGGAL")
    pdf.set_font("Helvetica", "B", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(40, 4, TGL_KOTA)
    pdf.ln(5)
    pdf.set_xy(22, 55)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "")
    pdf.set_font("Helvetica", "", 8)
    pdf.set_text_color(*INK)
    pdf.cell(66, 4, COMP_ALAMAT)
    pdf.cell(10, 4, "")
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "JATUH TEMPO")
    pdf.set_font("Helvetica", "B", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(40, 4, "15 Agustus 2026")
    pdf.ln(5)
    pdf.set_xy(22, 60)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "")
    pdf.set_font("Helvetica", "", 8)
    pdf.set_text_color(*INK)
    pdf.cell(66, 4, COMP_TELP)
    pdf.cell(10, 4, "")
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "PERIODE")
    pdf.set_font("Helvetica", "B", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(40, 4, PERIODE)

    # ===== KEPADA (untuk) =====
    pdf.set_xy(22, 74)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(14, 4, "UNTUK")
    pdf.set_font("Helvetica", "", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(60, 4, "Pimpinan")
    pdf.ln(5)
    pdf.set_xy(22, 79)
    pdf.cell(14, 4, "")
    pdf.set_font("Helvetica", "B", 10.5)
    pdf.cell(120, 6, nama.upper())
    pdf.ln(6)
    pdf.set_xy(22, 85)
    pdf.cell(14, 4, "")
    pdf.set_font("Helvetica", "", 8)
    pdf.set_text_color(*GRAY)
    pdf.cell(70, 4, kota)

    # ===== SUBJECT =====
    pdf.set_xy(22, 98)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(22, 5, "SUBJECT")
    pdf.set_font("Helvetica", "B", 9)
    pdf.set_text_color(*INK)
    pdf.cell(0, 5, "DIGITAL MARKETING FEE MAINTENANCE")
    pdf.ln(5.5)
    pdf.set_xy(22, 104)
    pdf.set_font("Helvetica", "", 8)
    pdf.set_text_color(*GRAY)
    pdf.cell(W, 4, "Relating to the above subject, we estimate as follows.")
    pdf.ln(5)
    pdf.set_xy(22, 109)
    pdf.set_font("Helvetica", "B", 8)
    pdf.set_text_color(*INK)
    pdf.cell(W, 4, f"Termin Pembayaran : {TERMIN}")

    # ===== TABEL ITEM (Swiss: hairline, no heavy box) =====
    col_no = 12
    col_item = W - col_no - 60
    col_total = 60
    x0 = 22
    ty = 118

    # header row
    pdf.set_fill_color(*LIGHT)
    pdf.set_font("Helvetica", "B", 8)
    pdf.set_text_color(*INK)
    pdf.rect(x0, ty, col_no, 7, "F")
    pdf.set_xy(x0, ty + 1.5)
    pdf.cell(col_no, 5, "No", align="C")
    pdf.rect(x0 + col_no, ty, col_item, 7, "F")
    pdf.set_xy(x0 + col_no, ty + 1.5)
    pdf.cell(col_item, 5, "Item (s)", align="L")
    pdf.rect(x0 + col_no + col_item, ty, col_total, 7, "F")
    pdf.set_xy(x0 + col_no + col_item, ty + 1.5)
    pdf.cell(col_total, 5, "Total", align="R")

    ty += 7
    pdf.set_font("Helvetica", "", 10)
    row_h = 9
    total_shown = False
    for idx, item in enumerate(ITEMS_DEFAULT, start=1):
        pdf.set_draw_color(*LIGHT)
        pdf.line(x0, ty, x0 + W, ty)
        tot_txt = rupiah(total) if not total_shown else ""
        if tot_txt:
            total_shown = True
        yc = ty + (row_h - 5) / 2
        pdf.set_text_color(*INK)
        pdf.set_xy(x0, yc)
        pdf.set_font("Helvetica", "", 8.5)
        pdf.cell(col_no, 5, str(idx), align="C")
        pdf.set_font("Helvetica", "B", 9.5)
        pdf.set_xy(x0 + col_no, yc)
        pdf.cell(col_item, 5, item, align="L")
        pdf.set_font("Helvetica", "B", 9.5)
        pdf.set_xy(x0 + col_no + col_item, yc)
        pdf.cell(col_total, 5, tot_txt, align="R")
        ty += row_h

    # total amount (baris tebal terakhir)
    pdf.set_fill_color(*INK)
    pdf.rect(x0, ty, W, 10, "F")
    pdf.set_font("Helvetica", "B", 8)
    pdf.set_text_color(255, 255, 255)
    pdf.set_xy(x0, ty + 2.5)
    pdf.cell(W - col_total, 5, "TOTAL AMOUNT", align="L")
    pdf.set_font("Helvetica", "B", 11)
    pdf.set_xy(x0 + W - col_total, ty + 2)
    pdf.cell(col_total, 6, rupiah(total), align="R")

    ty += 10 + 10

    # ===== BANK =====
    pdf.set_text_color(*INK)
    pdf.set_font("Helvetica", "B", 7.5)
    pdf.set_xy(x0, ty)
    pdf.cell(W, 4, "PEMBAYARAN TRANSFER KE")
    pdf.ln(3)
    yb = pdf.get_y() + 1
    for bank, cab, acc, name in BANKS:
        pdf.set_font("Helvetica", "B", 8.5)
        pdf.set_xy(x0, yb)
        pdf.cell(25, 5, bank)
        pdf.set_font("Helvetica", "", 8)
        pdf.set_text_color(*GRAY)
        pdf.cell(55, 5, cab)
        pdf.set_text_color(*INK)
        pdf.cell(42, 5, acc)
        pdf.cell(0, 5, name)
        yb += 6
    pdf.line(x0, yb + 1, x0 + W, yb + 1)

    # ===== TANDA TANGAN =====
    sy = yb + 14
    pdf.set_xy(W - 80 + 22, sy)
    pdf.set_font("Helvetica", "B", 8.5)
    pdf.set_text_color(*INK)
    pdf.cell(80, 5, "CV. KREASI STUDIOSOFT", align="R")
    pdf.set_xy(W - 80 + 22, sy + 13)
    pdf.set_font("Helvetica", "", 8.5)
    pdf.cell(80, 5, "Uky Yanuhandoko", align="R")
    pdf.set_xy(W - 80 + 22, sy + 18)
    pdf.set_font("Helvetica", "", 7.5)
    pdf.set_text_color(*GRAY)
    pdf.cell(80, 5, "Project Manager", align="R")

    fname = "Invoice_%d_%s.pdf" % (no, nama.replace(" ", "_").replace("(", "").replace(")", "").replace(",", "").replace("-", "_"))
    path = os.path.join(OUTDIR, fname)
    pdf.output(path)
    return path


# ============ GENERATE ============
for i, (nama, kota, total) in enumerate(clients):
    no = INVOICE_NO + i
    add_invoice(nama, kota, total, no)

print(f"=== GENERATED {len(clients)} INVOICES (Swiss Design) ===")
for i, (nama, kota, total) in enumerate(clients):
    print(f"No.{INVOICE_NO+i} {nama} -> {rupiah(total)}")