Add roll windows from actor sheet

module/applications/miracle-dialog.mjs

@@ -0,0 +1,89 @@
+import { SYSTEM } from "../config/system.mjs"
+
+export default class OathHammerMiracleDialog {
+
+  static async prompt(actor, miracle) {
+    const sys      = miracle.system
+    const actorSys = actor.system
+
+    const wpRank    = actorSys.attributes.willpower.rank
+    const magicRank = actorSys.skills.magic.rank
+    const basePool  = wpRank + magicRank
+
+    const isRitual = sys.isRitual
+    const dv       = isRitual ? (sys.difficultyValue || 1) : null
+
+    const traditionLabel = (() => {
+      const key = SYSTEM.DIVINE_TRADITIONS?.[sys.divineTradition]
+      return key ? game.i18n.localize(key) : sys.divineTradition
+    })()
+
+    // Miracle count options — DV = miracle number today
+    const miracleCountOptions = Array.from({ length: 10 }, (_, i) => ({
+      value: i + 1,
+      label: `${i + 1}${_ordinal(i + 1)} — DV${i + 1}`,
+      selected: i === 0,
+    }))
+
+    const bonusOptions = Array.from({ length: 13 }, (_, i) => {
+      const v = i - 6
+      return { value: v, label: v > 0 ? `+${v}` : String(v), selected: v === 0 }
+    })
+
+    const rollModes = foundry.utils.duplicate(CONFIG.Dice.rollModes)
+
+    const context = {
+      actorName:     actor.name,
+      miracleName:   miracle.name,
+      miracleImg:    miracle.img,
+      dv,
+      traditionLabel,
+      isRitual,
+      range:         sys.range,
+      duration:      sys.duration,
+      spellSave:     sys.spellSave,
+      wpRank,
+      magicRank,
+      basePool,
+      miracleCountOptions,
+      bonusOptions,
+      rollModes,
+      visibility: game.settings.get("core", "rollMode"),
+    }
+
+    const content = await foundry.applications.handlebars.renderTemplate(
+      "systems/fvtt-oath-hammer/templates/miracle-cast-dialog.hbs",
+      context
+    )
+
+    const result = await foundry.applications.api.DialogV2.wait({
+      window:      { title: game.i18n.format("OATHHAMMER.Dialog.MiracleCastTitle", { miracle: miracle.name }) },
+      classes:     ["fvtt-oath-hammer"],
+      content,
+      rejectClose: false,
+      buttons: [{
+        label:    game.i18n.localize("OATHHAMMER.Dialog.InvokeMiracle"),
+        callback: (_ev, btn) => Object.fromEntries(
+          [...btn.form.elements].filter(e => e.name).map(e => [e.name, e.value])
+        ),
+      }],
+    })
+
+    if (!result) return null
+
+    const computedDV = isRitual ? dv : (parseInt(result.miracleCount) || 1)
+
+    return {
+      dv:         computedDV,
+      isRitual,
+      bonus:      parseInt(result.bonus)      || 0,
+      visibility: result.visibility ?? game.settings.get("core", "rollMode"),
+    }
+  }
+}
+
+function _ordinal(n) {
+  const s = ["th", "st", "nd", "rd"]
+  const v = n % 100
+  return s[(v - 20) % 10] ?? s[v] ?? s[0]
+}