V2.1.0 业务员sheet增加"发放说明"列

将技术化的"发放类型"改为动态生成的"发放说明"，用一句话解释为什么发/不发：
- 当月达标 → "当月达标"
- 结转 → "1月多跑9578≥3000，结转(完整月奖金)"
- 累计补发 → "1-2月累计10620≥10000，累计达标补发"
- 未达标 → "未达标(实际1486<目标5000)"
- 补发过去月 → "1-3月累计14427≥10161，补发1月"

包含关键数字，非技术人员一眼看懂计算依据。

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

excel_writer.py

@@ -217,7 +217,7 @@ def write_salesperson_sheet(wb, person, dept, settle_month, D, G, month_data, ve
         rn += 1
 
         # 表头
-        headers = ['月份','考核天数','应考核里程','实际里程','完成率','达标','本月奖金','发放类型']
+        headers = ['月份','考核天数','应考核里程','实际里程','完成率','达标','奖金','发放说明']
         if settle_month >= 2:
             headers += ['累计应完成','累计实际','累计达标']
         WH(ws, headers, rn); rn += 1
@@ -232,20 +232,42 @@ def write_salesperson_sheet(wb, person, dept, settle_month, D, G, month_data, ve
             t=gm['应考核']; a=gm['实际']; cum_t+=t; cum_a+=a
             qual='达标' if gm['有达标'] else '未达标'
             rate=R(a/t*100,0) if t>0 else 0
+            mkm=gm['目标km']
 
-            # 发放类型和金额
+            # 发放金额和说明（动态生成，包含关键数字）
-            pay_type=''; pay_amt=0
+            pay_amt=0; desc=''
             if m == settle_month:
                 carry=gm.get('结转',0); bonus=gm.get('当月奖金',0)
                 cum_bp=gm.get(f'累计补发{m}月',0)
-                if carry>0: pay_type='结转'; pay_amt=carry
+                excess=sum(r['多跑'] for r in gm['recs'] if r['是否达标']=='达标')
-                elif bonus>0: pay_type='当月达标'; pay_amt=bonus
+                if carry>0:
-                elif cum_bp>0: pay_type=f'累计补发'; pay_amt=cum_bp
+                    # 结转：上月多跑够整月
+                    prev=m-1
+                    g_prev=G.get(prev,{}).get((plate,person))
+                    prev_excess=sum(r['多跑'] for r in g_prev['recs'] if r['是否达标']=='达标') if g_prev else 0
+                    desc=f'{prev}月多跑{R(prev_excess,0)}≥{mkm}，结转(完整月奖金)'
+                    pay_amt=carry
+                elif bonus>0:
+                    desc='当月达标'
+                    if excess>0 and int(excess//mkm)>=1:
+                        desc+=f'，多跑{R(excess,0)}≥{mkm}可结转'
+                    pay_amt=bonus
+                elif cum_bp>0:
+                    desc=f'1-{m}月累计{R(cum_a,0)}≥{R(cum_t,0)}，累计达标补发'
+                    pay_amt=cum_bp
+                elif gm.get('结转占位'):
+                    desc='结转占位，本月不另发'
+                else:
+                    desc=f'未达标(实际{R(a,0)}<目标{R(t,0)})'
             else:
-                if gm['有达标']: pay_type='(已发)'; pay_amt=gm.get('奖金',0)
+                # 历史月份
-                else: pay_type='(未达标)'
+                if gm['有达标']:
+                    pay_amt=gm.get('奖金',0)
+                    desc=f'({m}月已发{R(pay_amt)})'
+                else:
+                    desc=f'未达标(实际{R(a,0)}<目标{R(t,0)})'
 
-            row_data=[f'{m}月',gm['天数'],R(t),R(a),f'{rate}%',qual,R(pay_amt) if pay_amt>0 else 0,pay_type]
+            row_data=[f'{m}月',gm['天数'],R(t),R(a),f'{rate}%',qual,R(pay_amt) if pay_amt>0 else 0,desc]
             if settle_month>=2:
                 cum_q='达标' if (cum_a>=cum_t and cum_t>0) else '未达标'
                 row_data+=[R(cum_t),R(cum_a),cum_q]
@@ -258,7 +280,8 @@ def write_salesperson_sheet(wb, person, dept, settle_month, D, G, month_data, ve
                 bp_key = f'补发{prev_m}月'
                 bp_amt = g_s.get(bp_key, 0) if isinstance(g_s, dict) else 0
                 if bp_amt > 0:
-                    row_data = [f'→补发{prev_m}月','','','','','',R(bp_amt),f'补发{prev_m}月']
+                    desc=f'1-{settle_month}月累计{R(cum_a,0)}≥{R(cum_t,0)}，补发{prev_m}月'
+                    row_data = [f'→补发{prev_m}月','','','','','',R(bp_amt),desc]
                     if settle_month>=2: row_data += ['','','']
                     WR(ws,rn,row_data); rn+=1