const pptxgen = require("pptxgenjs");

let pres = new pptxgen();
pres.layout = "LAYOUT_WIDE"; // 13.3" x 7.5" — poster format
pres.title = "Vrana Shotha – Inflammation / Cellulitis in Surgery";

let slide = pres.addSlide();

// ─── BACKGROUND ───────────────────────────────────────────────
// Deep teal/forest green – Ayurvedic surgical tone
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0, y: 0, w: 13.3, h: 7.5,
  fill: { color: "0D3B3E" }, line: { type: "none" }
});

// Decorative subtle diagonal stripe overlay (top-right accent)
slide.addShape(pres.shapes.RECTANGLE, {
  x: 9.5, y: 0, w: 3.8, h: 7.5,
  fill: { color: "0F4A50", transparency: 40 }, line: { type: "none" }
});

// ─── HEADER BAR ───────────────────────────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0, y: 0, w: 13.3, h: 1.25,
  fill: { color: "C8891A" }, line: { type: "none" }
});

// Sanskrit / Title
slide.addText([
  { text: "VRANA SHOTHA", options: { bold: true, fontSize: 28, color: "FFFFFF", charSpacing: 4 } },
  { text: "  (व्रण शोथ)", options: { bold: false, fontSize: 20, color: "FFF0CC" } }
], {
  x: 0.35, y: 0.08, w: 9.5, h: 0.6,
  align: "left", valign: "middle", margin: 0
});

slide.addText("Inflammation & Cellulitis in Shalya Tantra (Surgery)", {
  x: 0.35, y: 0.65, w: 9.5, h: 0.45,
  fontSize: 13, color: "FFF0CC", italic: true, align: "left", margin: 0
});

// Ayurvedic emblem text (right of header)
slide.addText("🌿 Shalya Tantra", {
  x: 10.5, y: 0.25, w: 2.5, h: 0.65,
  fontSize: 15, color: "0D3B3E", bold: true, align: "center", valign: "middle", margin: 0
});

// ─── SECTION 1: DEFINITION ────────────────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0.25, y: 1.4, w: 4.05, h: 1.6,
  fill: { color: "1A5C63" }, line: { color: "C8891A", pt: 1.5 }
});
slide.addText("DEFINITION", {
  x: 0.3, y: 1.38, w: 1.8, h: 0.35,
  fontSize: 9, bold: true, color: "C8891A", charSpacing: 2, align: "left", margin: 0
});
slide.addText([
  { text: "Vrana Shotha", options: { bold: true, italic: true, color: "F5D98E" } },
  { text: " is a localized inflammatory swelling (Shotha/Shopha/Shvayathu) occurring in or around a wound (Vrana).", options: { color: "E8F4F5" } },
  { text: "\n\nShotha = derived from Sanskrit root ", options: { color: "D0E8EA", breakLine: false } },
  { text: "\"Shu\"", options: { bold: true, color: "F5D98E" } },
  { text: " (spreading rapidly) + Baahulyakatva (abnormal elevation).", options: { color: "D0E8EA" } }
], {
  x: 0.35, y: 1.72, w: 3.88, h: 1.2,
  fontSize: 9.5, valign: "top", align: "left", margin: [2, 6, 2, 6]
});

// ─── SECTION 2: DOSHA TYPES ───────────────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0.25, y: 3.15, w: 4.05, h: 3.0,
  fill: { color: "1A5C63" }, line: { color: "C8891A", pt: 1.5 }
});
slide.addText("TYPES – DOSHA CLASSIFICATION (9 Types)", {
  x: 0.3, y: 3.13, w: 3.9, h: 0.35,
  fontSize: 9, bold: true, color: "C8891A", charSpacing: 2, align: "left", margin: 0
});

const doshaTypes = [
  ["Vataja Shotha", "Vata predominant – Pain, dark/blackish swelling, variable shape, moves on pressure"],
  ["Pittaja Shotha", "Pitta predominant – Red, hot, burning, suppurates quickly → pus formation"],
  ["Kaphaja Shotha", "Kapha predominant – White, cold, stable, firm, slow to mature"],
  ["Sannipataja", "All three doshas – Mixed features, severe presentation"],
  ["Raktaja Shotha", "Blood vitiation – Bright red, tender, prone to ulceration"],
  ["Abhighataja", "Traumatic – Due to injury, follows Vrana (wound)"],
];

doshaTypes.forEach(([name, desc], i) => {
  const yBase = 3.5 + i * 0.43;
  slide.addShape(pres.shapes.RECTANGLE, {
    x: 0.35, y: yBase, w: 3.8, h: 0.38,
    fill: { color: i % 2 === 0 ? "0F4A50" : "0D3B3E" }, line: { type: "none" }
  });
  slide.addText([
    { text: `${name}: `, options: { bold: true, color: "F5D98E", fontSize: 8.5 } },
    { text: desc, options: { color: "D9ECEE", fontSize: 8 } }
  ], {
    x: 0.4, y: yBase + 0.02, w: 3.7, h: 0.35,
    valign: "middle", align: "left", margin: [0, 4, 0, 4]
  });
});

// ─── SECTION 3: HETU (CAUSES) ─────────────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 4.55, y: 1.4, w: 4.0, h: 2.2,
  fill: { color: "1A5C63" }, line: { color: "C8891A", pt: 1.5 }
});
slide.addText("HETU – CAUSATIVE FACTORS", {
  x: 4.6, y: 1.38, w: 3.8, h: 0.35,
  fontSize: 9, bold: true, color: "C8891A", charSpacing: 2, align: "left", margin: 0
});

const causes = [
  "Abhighata (trauma / injury)",
  "Krimi (microbial infection – bacteria)",
  "Visha (toxins / foreign body)",
  "Dushta Vrana (infected wound)",
  "Improper wound care / hygiene",
  "Immunocompromised state",
  "Lymphatic obstruction",
];
slide.addText(causes.map((c, i) => ({
  text: `${c}${i < causes.length - 1 ? "\n" : ""}`,
  options: { bullet: { type: "bullet", characterCode: "25B6", color: "C8891A" }, color: "E2F2F3", fontSize: 9 }
})), {
  x: 4.62, y: 1.72, w: 3.82, h: 1.8,
  valign: "top", align: "left", margin: [2, 6, 2, 6]
});

// ─── SECTION 4: LAKSHANA (CLINICAL FEATURES) ──────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 4.55, y: 3.75, w: 4.0, h: 2.4,
  fill: { color: "1A5C63" }, line: { color: "C8891A", pt: 1.5 }
});
slide.addText("LAKSHANA – CARDINAL FEATURES (Panchakarma of Shotha)", {
  x: 4.6, y: 3.73, w: 3.9, h: 0.35,
  fontSize: 8.5, bold: true, color: "C8891A", charSpacing: 1, align: "left", margin: 0
});

const signs = [
  ["Shotha", "Swelling / Tumor (Tumor)"],
  ["Ruja / Vedana", "Pain / Tenderness (Dolor)"],
  ["Daha", "Burning / Heat (Calor)"],
  ["Raktatva / Shyavata", "Redness (Rubor)"],
  ["Karyahani", "Loss of Function (Functio Laesa)"],
  ["Jwara", "Fever – systemic response"],
  ["Paka / Srava", "Suppuration / Pus discharge"],
];

signs.forEach(([ayur, modern], i) => {
  const yBase = 4.1 + i * 0.3;
  slide.addText([
    { text: `${ayur}  `, options: { bold: true, color: "F5D98E", fontSize: 8.5 } },
    { text: `→ ${modern}`, options: { color: "D9ECEE", fontSize: 8.5 } }
  ], {
    x: 4.62, y: yBase, w: 3.82, h: 0.28,
    valign: "middle", align: "left", margin: [0, 4, 0, 4]
  });
  if (i < signs.length - 1) {
    slide.addShape(pres.shapes.LINE, {
      x: 4.65, y: yBase + 0.27, w: 3.7, h: 0,
      line: { color: "1F6D74", pt: 0.5 }
    });
  }
});

// ─── SECTION 5: CHIKITSA (TREATMENT) ─────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 8.8, y: 1.4, w: 4.2, h: 4.75,
  fill: { color: "1A5C63" }, line: { color: "C8891A", pt: 1.5 }
});
slide.addText("CHIKITSA – MANAGEMENT (Saptopakrama)", {
  x: 8.85, y: 1.38, w: 4.1, h: 0.35,
  fontSize: 9, bold: true, color: "C8891A", charSpacing: 2, align: "left", margin: 0
});

// Apakwa (Immature) vs Pakwa (Mature)
slide.addShape(pres.shapes.RECTANGLE, {
  x: 8.9, y: 1.75, w: 1.95, h: 0.32,
  fill: { color: "C8891A" }, line: { type: "none" }
});
slide.addText("APAKWA (Immature)", {
  x: 8.9, y: 1.75, w: 1.95, h: 0.32,
  fontSize: 8.5, bold: true, color: "0D3B3E", align: "center", valign: "middle", margin: 0
});

slide.addShape(pres.shapes.RECTANGLE, {
  x: 10.95, y: 1.75, w: 1.95, h: 0.32,
  fill: { color: "E05C2E" }, line: { type: "none" }
});
slide.addText("PAKWA (Mature/Abscess)", {
  x: 10.95, y: 1.75, w: 1.95, h: 0.32,
  fontSize: 8.5, bold: true, color: "FFFFFF", align: "center", valign: "middle", margin: 0
});

const apakwaItems = [
  "Upanaha Sweda (poultice/fomentation)",
  "Lepa (herbal paste – Haridra, Nimba)",
  "Langhan (fasting / light diet)",
  "Pachana (digestive therapy – Trikatu)",
  "Vamana / Virechana (shodhana)",
  "Oral: Amrita, Guduchi, Punarnava kwatha",
];
const pakwaItems = [
  "Vrana Visravana (incision & drainage)",
  "Shastra karma (surgical excision)",
  "Kshara karma (caustic application)",
  "Agni karma (cauterisation)",
  "Wound irrigation with Panchavalkala",
  "Systemic antibiotics (Staphylococcus / Streptococcus)",
];

apakwaItems.forEach((item, i) => {
  slide.addText([
    { text: "• ", options: { color: "C8891A", bold: true } },
    { text: item, options: { color: "E2F2F3", fontSize: 8.5 } }
  ], {
    x: 8.9, y: 2.1 + i * 0.3, w: 1.9, h: 0.28,
    valign: "top", align: "left", margin: [0, 3, 0, 3]
  });
});

pakwaItems.forEach((item, i) => {
  slide.addText([
    { text: "• ", options: { color: "E05C2E", bold: true } },
    { text: item, options: { color: "E2F2F3", fontSize: 8.5 } }
  ], {
    x: 10.95, y: 2.1 + i * 0.3, w: 1.95, h: 0.28,
    valign: "top", align: "left", margin: [0, 3, 0, 3]
  });
});

// Modern antibiotics box
slide.addShape(pres.shapes.RECTANGLE, {
  x: 8.9, y: 3.95, w: 4.0, h: 0.22,
  fill: { color: "0A2D30" }, line: { type: "none" }
});
slide.addText("MODERN ANTIBIOTICS (Cellulitis)", {
  x: 8.9, y: 3.95, w: 4.0, h: 0.22,
  fontSize: 8.5, bold: true, color: "C8891A", align: "center", valign: "middle", margin: 0
});

const antibiotics = [
  "1st line: Penicillin / 1st-gen Cephalosporins (Cephalexin)",
  "MRSA risk: Vancomycin IV / Clindamycin PO",
  "Penicillin allergy: Clindamycin or Fluoroquinolone",
  "Outpatient: mild → oral antibiotics + elevation + rest",
  "Inpatient: IV antibiotics if worsening / febrile / MRSA risk",
];
antibiotics.forEach((item, i) => {
  slide.addText([
    { text: "▸ ", options: { color: "C8891A", bold: true } },
    { text: item, options: { color: "D9ECEE", fontSize: 8.5 } }
  ], {
    x: 8.9, y: 4.18 + i * 0.27, w: 4.0, h: 0.25,
    valign: "top", align: "left", margin: [0, 3, 0, 3]
  });
});

// ─── SHOTHA SAMPRAPTI FLOWCHART ────────────────────────────────
// A simple horizontal flow below the left & middle sections
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0.25, y: 6.28, w: 12.8, h: 0.95,
  fill: { color: "0A2D30" }, line: { color: "C8891A", pt: 1 }
});
slide.addText("SAMPRAPTI (Pathogenesis Flow)", {
  x: 0.35, y: 6.27, w: 3.5, h: 0.25,
  fontSize: 8, bold: true, color: "C8891A", align: "left", margin: 0
});

const flow = [
  "Nidana\n(Causative Factor)",
  "Dosha Prakopa\n(Dosha Vitiation)",
  "Sthana Samshraya\n(Localisation in Vrana)",
  "Vrana Shotha\n(Inflammatory Swelling)",
  "Paka\n(Suppuration)",
  "Visrava / Shaman\n(Drainage / Resolution)",
];
const flowColors = ["C8891A", "E05C2E", "B85CC8", "D44B4B", "3EA8B8", "3EB877"];
flow.forEach((step, i) => {
  const xPos = 0.4 + i * 2.13;
  slide.addShape(pres.shapes.ROUNDED_RECTANGLE, {
    x: xPos, y: 6.53, w: 1.95, h: 0.6,
    fill: { color: flowColors[i] }, line: { type: "none" }, rectRadius: 0.08
  });
  slide.addText(step, {
    x: xPos, y: 6.53, w: 1.95, h: 0.6,
    fontSize: 7.5, bold: false, color: "FFFFFF", align: "center", valign: "middle", margin: 0
  });
  if (i < flow.length - 1) {
    slide.addText("→", {
      x: xPos + 1.95, y: 6.72, w: 0.18, h: 0.2,
      fontSize: 12, bold: true, color: "C8891A", align: "center", valign: "middle", margin: 0
    });
  }
});

// ─── FOOTER ───────────────────────────────────────────────────
slide.addShape(pres.shapes.RECTANGLE, {
  x: 0, y: 7.28, w: 13.3, h: 0.22,
  fill: { color: "C8891A" }, line: { type: "none" }
});
slide.addText(
  "Ref: Sushruta Samhita (Shotha Nidana), Current Surgical Therapy 14e, Mulholland & Greenfield's Surgery 7e | Shalya Tantra – Ayurvedic Surgery",
  {
    x: 0.2, y: 7.28, w: 13.0, h: 0.22,
    fontSize: 6.5, color: "0D3B3E", align: "center", valign: "middle", margin: 0
  }
);

// ─── WRITE FILE ───────────────────────────────────────────────
pres.writeFile({ fileName: "/home/daytona/workspace/vrana-shotha-poster/Vrana_Shotha_Poster.pptx" })
  .then(() => console.log("✅ Poster saved: /home/daytona/workspace/vrana-shotha-poster/Vrana_Shotha_Poster.pptx"))
  .catch(err => { console.error("Error:", err); process.exit(1); });