feat: 智能识别支持无数字精油名(默认1滴)、分号/空行分隔多配方

- 精油名后不写数字自动识别为1滴
- 分号分隔多配方(两边都有精油时)
- 空行分隔多配方
- 混合格式支持(部分有数字部分无数字)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/composables/useSmartPaste.js

@@ -144,12 +144,16 @@ export function greedyMatchOils(text, oilNames) {
 /**
  * Parse text chunk into [{oil, drops}] pairs.
  * Handles formats like "芳香调理8永久花10" or "薰衣草 3滴 茶树 2ml"
+ * Also handles oil names without numbers, defaulting to 1 drop.
  */
 export function parseOilChunk(text, oilNames) {
   const results = []
+  // Match: name + optional number+unit
   const regex = /([^\d]+?)(\d+\.?\d*)\s*(ml|毫升|ML|mL|滴)?/g
   let match
+  let lastIndex = 0
   while ((match = regex.exec(text)) !== null) {
+    lastIndex = regex.lastIndex
     const namePart = match[1].trim()
     let amount = parseFloat(match[2])
     const unit = match[3] || ''
@@ -164,7 +168,7 @@ export function parseOilChunk(text, oilNames) {
     if (matched.length > 0) {
       // Last matched oil gets the drops
       for (let i = 0; i < matched.length - 1; i++) {
-        results.push({ oil: matched[i], drops: 0 })
+        results.push({ oil: matched[i], drops: 1 })
       }
       results.push({ oil: matched[matched.length - 1], drops: amount })
     } else {
@@ -177,9 +181,41 @@ export function parseOilChunk(text, oilNames) {
       }
     }
   }
+
+  if (lastIndex === 0) {
+    // Regex matched nothing — try the whole text as oil names without numbers
+    _parseNamesOnly(text.trim(), oilNames, results)
+  } else {
+    // Handle trailing text after last number match
+    const trailing = text.substring(lastIndex).trim()
+    if (trailing) {
+      _parseNamesOnly(trailing, oilNames, results)
+    }
+  }
+
   return results
 }
 
+/** Parse text that contains only oil names (no numbers), default 1 drop each. */
+function _parseNamesOnly(text, oilNames, results) {
+  // Try greedy match first
+  const matched = greedyMatchOils(text, oilNames)
+  if (matched.length > 0) {
+    for (const oil of matched) {
+      results.push({ oil, drops: 1 })
+    }
+    return
+  }
+  // Fallback: try splitting by common delimiters and fuzzy match
+  const parts = text.split(/[\s+、,，]+/).filter(s => s)
+  for (const part of parts) {
+    const found = findOil(part, oilNames)
+    if (found) {
+      results.push({ oil: found, drops: 1 })
+    }
+  }
+}
+
 /**
  * Split multi-recipe input by blank lines or semicolons.
  * Detects recipe boundaries (non-oil text after seeing oils = new recipe).
@@ -266,8 +302,23 @@ export function parseSingleBlock(raw, oilNames) {
  * appears after some oils have been found, it starts a new recipe.
  */
 export function parseMultiRecipes(raw, oilNames) {
+  // Split by blank lines into major blocks
+  const blankLineSplit = raw.split(/\n\s*\n/).map(s => s.trim()).filter(s => s)
+  if (blankLineSplit.length > 1) {
+    return blankLineSplit.flatMap(block => parseMultiRecipes(block, oilNames))
+  }
+  // Split by semicolons only if both sides contain oil names
+  const semiParts = raw.split(/[;；]/).map(s => s.trim()).filter(s => s)
+  if (semiParts.length > 1) {
+    const hasOilInPart = p => oilNames.some(oil => p.includes(oil)) ||
+      Object.keys(OIL_HOMOPHONES).some(a => p.includes(a))
+    if (semiParts.every(hasOilInPart)) {
+      return semiParts.flatMap(block => parseMultiRecipes(block, oilNames))
+    }
+  }
+
   // First split by lines/commas, then within each part also try space splitting
-  const roughParts = raw.split(/[,，、\n\r]+/).map(s => s.trim()).filter(s => s)
+  const roughParts = raw.split(/[,，、;；\n\r]+/).map(s => s.trim()).filter(s => s)
   const parts = []
   for (const rp of roughParts) {
     // If the part has spaces and contains mixed name+oil, split by spaces too

frontend/src/views/RecipeManager.vue

@@ -193,7 +193,7 @@
             <textarea
               v-model="smartPasteText"
               class="paste-input"
-              placeholder="直接粘贴配方文本，支持多条配方同时识别&#10;例如: 舒缓放松，薰衣草3，茶树2&#10;提神醒脑，柠檬5，椒样薄荷3"
+              placeholder="直接粘贴配方文本，支持多条配方同时识别&#10;例如: 舒缓放松，薰衣草3，茶树2&#10;提神醒脑，柠檬5，椒样薄荷3&#10;不写数字默认1滴: 薰衣草，茶树，乳香"
               rows="4"
             ></textarea>
             <button class="btn-primary btn-sm" @click="handleSmartPaste" :disabled="!smartPasteText.trim()">