This is a class built for managing items

modules/classes/itemdetails.ts

@@ -20,6 +20,17 @@ const WEAPON_TYPES = {
   19: "Wand",
 };
 
+const ARMOR_TYPES = {
+  0: "Misc",
+  1: "Cloth",
+  2: "Leather",
+  3: "Mail",
+  4: "Plate",
+  6: "Shield",
+};
+
+type ArmorType = "Range" | "Melee" | "Caster" | "Tank" ;
+
 export class ItemDetails {
   item: Item;
   stats: Record<string, number>;
@@ -37,6 +48,107 @@ export class ItemDetails {
     return this.item.GetClass() === CLASS_ARMOR;
   }
 
+  GetWeaponType(): string | false {
+    if (!this.IsWeapon()) {
+      return false;
+    }
+
+    if(this.HasRangedStats()) {
+        return "Ranged";
+    }
+
+    if(this.HasCasterStats()) {
+        return "Caster";
+    }
+
+    if(this.HasMeleeStats()) {
+        return "Melee";
+    }
+
+    if(this.HasDefensiveStats()) {
+        return "Tank";
+    }
+
+    const stats = this.GetStats();
+    if (stats.Description) {
+
+        const desc: string = <string>stats.Description; 
+
+        if (desc.includes("attack power") || desc.includes("critical strike rating") || desc.includes("hit rating") || desc.includes("melee haste rating") || desc.includes("armor penetration rating")) {
+            return "Melee";
+        }
+
+        if (desc.includes("defense rating") || desc.includes("block") || desc.includes("parry") ) {
+            return "Tank";
+        }
+
+        if (desc.includes("spell power") || desc.includes("spell critical strike rating") || desc.includes("spell hit rating") || desc.includes("spell haste rating") || desc.includes("spell penetration")) {
+            return "Caster";
+        }
+
+        if (desc.includes("ranged attack power") || desc.includes("ranged critical strike rating") || desc.includes("ranged hit rating") || desc.includes("ranged haste rating") || desc.includes("ranged weapon penetration")) {
+            return "Range";
+        }
+    }
+
+    // still nothing?  Then just do the best guess based on what the hell it is. 
+
+    if(this.IsMeleeWeapon()) {
+        return "Melee";
+    }
+
+    if(this.IsRangedWeapon()) {
+        return "Range";
+    }
+
+    if(this.IsCasterWeapon()) {
+        return "Caster";
+    }
+
+    if(this.IsArmor() && ARMOR_TYPES[this.item.GetSubClass()] === "Plate") {
+        return "Tank";
+    }
+    
+    if(this.IsArmor() && ARMOR_TYPES[this.item.GetSubClass()] === "Mail") {
+        return "Ranged";
+    }
+
+    if(this.IsArmor() && ARMOR_TYPES[this.item.GetSubClass()] === "Leather") {
+        return "Melee";
+    }
+    if(this.IsArmor() && ARMOR_TYPES[this.item.GetSubClass()] === "Cloth") {
+        return "Caster";
+    }
+
+    if(this.item.GetSubClass() === 6) {
+        return "Tank";
+    }
+
+    return false;
+  }
+
+  GetArmorType(): ArmorType | false {
+
+    if(!this.IsArmor()) {
+        return false;
+    }
+
+    if(this.IsRangedArmor()) {
+        return "Range";
+    }
+    if(this.IsCasterArmor()) {
+        return "Caster";
+    }
+    if(this.IsTankArmor()) {
+        return "Tank";
+    }
+    if(this.IsMeleeArmor()) {
+        return "Melee";
+    }
+    
+    return false
+  }
+
   IsMeleeWeapon(): boolean {
     if (!this.IsWeapon()) {
       return false;
@@ -115,8 +227,74 @@ export class ItemDetails {
       default:
         return false;
     }
+  }
 
-    return false; 
+  IsCasterArmor(): boolean {
+    if (!this.IsArmor()) {
+      return false;
+    }
+
+    const type = ARMOR_TYPES[this.item.GetSubClass()];
+    if (type === "Cloth") {
+      return true;
+    }
+
+    if (this.HasCasterStats()) {
+      return true;
+    }
+
+    return false;
+  }
+
+  IsMeleeArmor(): boolean {
+    if (!this.IsArmor()) {
+      return false;
+    }
+
+    const type = ARMOR_TYPES[this.item.GetSubClass()];
+    if (type === "Cloth") {
+      return false;
+    }
+
+    if(this.HasMeleeStats()) {
+        return true;
+    }
+
+    return false;
+  }
+
+  IsRangedArmor(): boolean {
+    if (!this.IsArmor()) {
+      return false;
+    }
+
+    const type = ARMOR_TYPES[this.item.GetSubClass()];
+    if (type === "Cloth" || type === "Plate") {
+      return false;
+    }
+
+    if(this.HasRangedStats()) {
+        return true;
+    }
+
+    return false;
+  }
+
+  IsTankArmor(): boolean {
+    if (!this.IsArmor()) {
+      return false;
+    }
+
+    const type = ARMOR_TYPES[this.item.GetSubClass()];
+    if (type === "Cloth" || type === "Mail") {
+      return false; 
+    }
+
+    if(this.HasDefensiveStats()) {
+        return true;
+    }
+
+    return false;
   }
 
   HasCasterStats(): boolean {
@@ -126,9 +304,9 @@ export class ItemDetails {
       return false;
     }
 
-    const casterStats = [0, 5, 6, 18, 21, 27, 30, 41, 42, 43, 45, 47];
+    const casterStats = [5, 6, 18, 21, 27, 30, 41, 42, 43, 45, 47];
     for (let i = 1; i <= 8; i++) {
-      let statType = stats[`StatType${i}`] ? <number>stats[`StatType${i}`] : 0;
+        let statType = stats[`stat_type${i}`] ? <number>stats[`stat_type${i}`] : 0;
       if (casterStats.includes(statType)) {
         return true;
       }
@@ -143,9 +321,10 @@ export class ItemDetails {
       return false;
     }
 
-    const defStats = [1, 12, 13, 14, 15, 22, 23, 24, 25, 26, 27, 48];
-    for (let i = 1; i <= 8; i++) {
-      let statType = stats[`StatType${i}`] ? <number>stats[`StatType${i}`] : 0;
+    const defStats = [1,7,12, 13, 14, 15, 22, 23, 24, 25, 26, 27, 48];
+    for (let i = 1; i <= 8; i++) {        
+      let statType = stats[`stat_type${i}`] ? <number>stats[`stat_type${i}`] : 0;
+      
       if (defStats.includes(statType)) {
         return true;
       }
@@ -154,23 +333,67 @@ export class ItemDetails {
     return false;
   }
 
-  GetStats(): Record<string, number> {
+  HasMeleeStats(): boolean {
+    const stats = this.GetStats();
+    if (Object.keys(stats).length === 0) {
+      return false;
+    }
+
+    const meleeStats = [3, 16,19,28,31,32,36,37,38,44]
+    for (let i = 1; i <= 8; i++) {
+        let statType = stats[`stat_type${i}`] ? <number>stats[`stat_type${i}`] : 0;
+        if (meleeStats.includes(statType)) {
+          return true;
+        }
+      }
+  
+      return false;    
+  }
+
+  HasRangedStats(): boolean {
+    const stats = this.GetStats();
+    if (Object.keys(stats).length === 0) {
+      return false;
+    }
+
+    const rangedStats = [17,20,29,39];
+    for (let i = 1; i <= 8; i++) {
+      let statType = stats[`stat_type${i}`] ? <number>stats[`stat_type${i}`] : 0;
+      if (rangedStats.includes(statType)) {
+        return true;
+      }
+    }
+  }
+
+  GetStats(): Record<string, unknown> {
     // return stats if we have already parsed them.
     if (Object.keys(this.stats).length != 0) {
       return this.stats;
     }
 
     const entry = this.item.GetEntry();
-    const query = WorldDBQuery(`SELECT 
-        StatType1, StatValue1, StatType2, StatValue2, StatType3, StatValue3, StatType4, StatValue4, 
-        StatType5, StatValue5, StatType6, StatValue6, StatType7, StatValue7, StatType8, StatValue8
-        FROM item_template 
-        WHERE entry = ${entry}`);
+    const sql = `SELECT
+    stat_type1, stat_value1,
+    stat_type2, stat_value2,
+    stat_type3, stat_value3,
+    stat_type4, stat_value4,
+    stat_type5, stat_value5,
+    stat_type6, stat_value6,
+    stat_type7, stat_value7,
+    stat_type8, stat_value8,
+    spell_dbc.Description_Lang_enUS as  Description
+    
+    FROM item_template 
+    LEFT JOIN spell_dbc ON item_template.spellid_1 = spell_dbc.ID
+    WHERE entry = ${entry}`;
+    const query = WorldDBQuery(sql);
+    // print(`GetStats: ${sql}`);
 
-    if (query.GetRowCount() === 0) {
-      return {};
+    if(query) {
+        return query.GetRow();        
+    } else {
+        PrintError("ItemDetails/GetStats: Failed to get ITem Stats: ", sql);
+        return {};
     }
-
-    return <Record<string, number>>query.GetRow();
   }
 }