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revise amulet search to consider of seed1 value,
[amulettoolsmh4/main.git] / model / db_accessor.py
index a44ffb9..8770a78 100644 (file)
@@ -4,11 +4,14 @@
 # 2013/12/04 written by kei9 
 
 import sqlite3
+import sys
 
 import db_supports
 from amuletskillsholder import AmuletSkillsHolder
-from randomseedsholder import RandomSeedsHolder
+from amuletidskillidholder import AmuletIdSkillIdHolder
+from seedsholder import SeedsHolder
 from sufficientsholder import SufficientsHolder
+from skillplaceholder import SkillPlaceHolder
 
 class DataBaseAccessor(object):
     u""" this is access class to database """
@@ -19,7 +22,10 @@ class DataBaseAccessor(object):
         self._cursor = self._connect.cursor()
 
         self._skill_id2name_dict, self._skill_name2id_dict = self._get_skill_dict()
-        self._amulet_id2name_dict, self._amulet_name2id_dict, self._amulet_id2minmax_dict, self._amulet_id2second_dict, self._amulet_id2suff_dict = self._get_amulet_dict()
+        (self._amulet_id2name_dict, self._amulet_name2id_dict, 
+            self._amulet_id2minmax_table_dict, self._amulet_id2skill2_table_dict,
+            self._amulet_id2sufficient_table_dict,
+            self._amulet_id2skill1_id_dict, self._amulet_id2skill2_id_dict) = self._get_amulet_dict()
 
     def _print_dicts(self):
         u""" for debug """
@@ -27,9 +33,11 @@ class DataBaseAccessor(object):
         print self._skill_name2id_dict
         print self._amulet_id2name_dict
         print self._amulet_name2id_dict
-        print self._amulet_id2minmax_dict
-        print self._amulet_id2second_dict
-        print self._amulet_id2suff_dict
+        print self._amulet_id2minmax_table_dict
+        print self._amulet_id2skill2_table_dict
+        print self._amulet_id2sufficient_table_dict
+        print self._amulet_id2skill1_id_dict
+        print self._amulet_id2skill2_id_dict
 
     def get_dicts(self, clone_enable=False):
         u""" get all dicts 
@@ -38,26 +46,22 @@ class DataBaseAccessor(object):
 
             returns (skill_id2name_dict, skill_name2id_dict, 
                 amulet_id2name_dict, amulet_name2id_dict,
-                amulet_id2minmax_dict, amulet_id2second_dict,
-                amulet_id2stuff_dict)
+                amulet_id2skill_ids)
         """
         if clone_enable:
             return (dict(self._skill_id2name_dict), 
                     dict(self._skill_name2id_dict),
                     dict(self._amulet_id2name_dict), 
                     dict(self._amulet_name2id_dict),
-                    dict(self._amulet_id2minmax_dict),
-                    dict(self._amulet_id2second_dict),
-                    dict(self._amulet_id2stuff_dict))
+                    dict(self._amulet_id2skill1_id_dict),
+                    dict(self._amulet_id2skill2_id_dict))
         else:
             return (self._skill_id2name_dict, 
                     self._skill_name2id_dict,
                     self._amulet_id2name_dict, 
                     self._amulet_name2id_dict,
-                    self._amulet_id2minmax_dict, 
-                    self._amulet_id2second_dict,
-                    self._amulet_id2suff_dict)
-
+                    self._amulet_id2skill1_id_dict,
+                    self._amulet_id2skill2_id_dict)
 
     def _get_skill_dict(self):
         u""" create id2name, name2id dict of skill 
@@ -73,11 +77,14 @@ class DataBaseAccessor(object):
         return skill_id2name_dict, skill_name2id_dict
 
     def _get_amulet_dict(self):
-        u""" create id2name, name2id, id2minmax, id2second, id2suff dict of amulet 
-            return (dict_id2name, dict_name2id, id2minmax, id2second, id2suff)
+        u""" create id2name, name2id, id2minmax_table, id2skill2_table, id2sufficient_table,
+            id2skill1_ids, id2skill2_id dict of amulet 
+        return (dict_id2name, dict_name2id, 
+            id2minmax_table, id2skill2_table, id2sufficient_table, id2skill1_ids, id2skill2_ids)
         """
         amulet_id2name_dict, amulet_name2id_dict = {}, {}
-        id2minmax, id2second, id2suff = {}, {}, {}
+        id2minmax_table, id2skill2_table, id2sufficient_table = {}, {}, {}
+        id2skill1_ids, id2skill2_ids = {}, {}
         self._cursor.execute(db_supports.AMULET_TABLE_SELECT_ALL_SQL)
         for val in self._cursor.fetchall():
             amulet_id, name = val[0], val[1]
@@ -88,36 +95,52 @@ class DataBaseAccessor(object):
         self._cursor.execute(db_supports.MIN_MAX_MASTER_TABLE_SELECT_ALL_SQL)
         for val in self._cursor.fetchall():
             amulet_id, table = val[0], val[1]
-            id2minmax[amulet_id] = table
+            id2minmax_table[amulet_id] = table
  
-        # id 2 second table name
-        self._cursor.execute(db_supports.SECOND_MASTER_TABLE_SELECT_ALL_SQL)
+        # id 2 skill2 table name
+        self._cursor.execute(db_supports.SEED2_SKILL2_MASTER_TABLE_SELECT_ALL_SQL)
         for val in self._cursor.fetchall():
             amulet_id, table = val[0], val[1]
-            id2second[amulet_id] = table
+            id2skill2_table[amulet_id] = table
 
         # id 2 sufficient table name
-        self._cursor.execute(db_supports.MIN_MAX_MASTER_TABLE_SELECT_ALL_SQL)
+        self._cursor.execute(db_supports.SUFFICIENT_MASTER_TABLE_SELECT_ALL_SQL)
         for val in self._cursor.fetchall():
             amulet_id, table = val[0], val[1]
-            id2suff[amulet_id] = table
+            id2sufficient_table[amulet_id] = table
+
+        # id 2 non zero skill1 ids
+        # id 2 non zero skill2 ids
+        for amu_id in amulet_id2name_dict.keys():
+            table = id2minmax_table[amu_id]
+            sql = db_supports.MIN_MAX_TABLE_SELECT_NON_ZERO_SKILL1_ID_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            ls = [x[0] for x in self._cursor.fetchall()]
+            id2skill1_ids[amu_id] = tuple(ls)
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_NON_ZERO_SKILL2_ID_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            ls = [x[0] for x in self._cursor.fetchall()]
+            id2skill2_ids[amu_id] = tuple(ls)
 
-        return amulet_id2name_dict, amulet_name2id_dict, id2minmax, id2second, id2suff
+        return (amulet_id2name_dict, amulet_name2id_dict, 
+                id2minmax_table, id2skill2_table, id2sufficient_table,
+                id2skill1_ids, id2skill2_ids)
 
-    def select_seeds(self, amu_id2skill_id_list_dict):
-        u""" from dict of amulet_id to skill_id_list,
+    def select_seed2s(self, amu_id2skill_id_list_dict):
+        u""" select seed2 from dict of amulet_id to skill2_id_list,
         skill_id_list: list of skill_id, if skill_id is unknown, skill_id must be None
         """
         seed_set = None
         for key, val in amu_id2skill_id_list_dict.items():
-            if key in self._amulet_id2second_dict:
-                second_skill_table = self._amulet_id2second_dict[key]
+            if key in self._amulet_id2skill2_table_dict:
+                second_skill_table = self._amulet_id2skill2_table_dict[key]
                 amulet_skill = AmuletSkillsHolder(val)
 
                 if amulet_skill.is_empty():
                     continue
 
-                sql = db_supports.SECOND_TABLE_SELECT_SEED_SQL.format(table_name=second_skill_table) + amulet_skill.get_where_sql()
+                sql = db_supports.SEED2_SKILL2_TABLE_SELECT_SEED_SQL.format(table_name=second_skill_table) + amulet_skill.get_where_and_sql()
                 self._cursor.execute(sql)
 
                 if seed_set is None:
@@ -130,11 +153,166 @@ class DataBaseAccessor(object):
         else:
             return seed_set
 
+    def select_skill2_place(self, amulet_id, seed2, skill2_id):
+        u""" Seed2、第2スキルid、お守りidから、指定されたSeed2において
+        Skill2_idが何枠目に属しているか判定し、判定された枠のタプルを返す
+        return (skill2's indexes)"""
+        second_skill_table = self._amulet_id2skill2_table_dict[amulet_id]
+        sql = db_supports.SEED2_SKILL2_TABLE_SELECT_ALL_FROM_SEED2_SQL.format(table_name=second_skill_table,seed2=seed2)
+        self._cursor.execute(sql)
+        row = self._cursor.fetchone() # seed2, skill_id1, ..., skill_id7
+        if row is not None and len(row) > 1:
+            return tuple([i for i, x in enumerate(row, 0) if x == skill2_id])
+        else:
+            return tuple()
+
+    def count_seed1s_from_skill_place(self, skill1_id, skill_places, amulet_id):
+        u""" お守りIdと、第1スキルの種類と出現枠を指定し、
+        それを満たすSeed1の個数を天運555と天運888に分けて返す"""
+        if skill_places is not None and len(skill_places) > 0:
+            # tenun 555
+            if 6 in skill_places:
+                places555 = list(skill_places).remove(6)
+                places555 = [] if places555 is None else place555
+            else:
+                places555 = list(skill_places)
+            place_holder = SkillPlaceHolder(places555, skill1_id)
+            if len(places555) > 0:
+                sql555 = (db_supports.SEED1_TENUN555_TABLE_COUNT_SEED1_SQL +
+                        place_holder.get_skill1_where_or_sql(amulet_id))
+            else:
+                sql555 = None
+            # tenun888
+            place_holder = SkillPlaceHolder(skill_places, skill1_id)
+            sql888 = (db_supports.SEED1_TENUN888_TABLE_COUNT_SEED1_SQL +
+                        place_holder.get_skill1_where_or_sql(amulet_id))
+        else:
+            return 0, 0
+
+        if sql555 is not None:
+            self._cursor.execute(sql555)
+            seeds_555 = self._cursor.fetchone()[0]
+        else:
+            seeds_555 = 0
+
+        self._cursor.execute(sql888)
+        seeds_888 = self._cursor.fetchone()[0]
+
+        return seeds_555, seeds_888
+
+    def select_seed1s_from_skill_place(self, skill1_id, skill_places, amulet_id):
+        u""" お守りIdと、第1スキルの種類と出現枠を指定し、
+        それを満たすSeed1のセットを天運555と天運888に分けて返す"""
+        if skill_places is not None and len(skill_places) > 0:
+            # tenun 555
+            if 6 in skill_places:
+                places555 = list(skill_places).remove(6)
+                places555 = [] if places555 is None else place555
+            else:
+                places555 = list(skill_places)
+            place_holder = SkillPlaceHolder(places555, skill1_id)
+            if len(places555) > 0:
+                sql555 = (db_supports.SEED1_TENUN555_TABLE_SELECT_SEED1_SQL +
+                        place_holder.get_skill1_where_or_sql(amulet_id))
+            else:
+                sql555 = None
+            # tenun888
+            place_holder = SkillPlaceHolder(skill_places, skill1_id)
+            sql888 = (db_supports.SEED1_TENUN888_TABLE_SELECT_SEED1_SQL +
+                        place_holder.get_skill1_where_or_sql(amulet_id))
+        else:
+            return set(), set()
+        seeds_555, seeds_888 = set(), set()
+        if sql555 is not None:
+            self._cursor.execute(sql555)
+            seeds_555 = set([x[0] for x in self._cursor.fetchall()])
+        self._cursor.execute(sql888)
+        seeds_888 = set([x[0] for x in self._cursor.fetchall()])
+
+        return seeds_555, seeds_888
+
+    def select_seed1s_tenun(self, amu_id_skill1_id_list, key_tenun):
+        u""" select seed1 from list of amulet_id and skill1_id,
+        key_tenun must be KEY_TENUN555 or KEY_TENUN888
+        result_num: result number of amulet
+        when either amu_id or skill1_id is None, this means that no. has no result
+        """
+        result_num = len(amu_id_skill1_id_list)
+        for amu_id, skill1_id in reversed(amu_id_skill1_id_list):
+            if amu_id is not None and skill1_id is not None:
+                break
+            else:
+                result_num -= 1
+        amulet_ids = [x[0] for x in amu_id_skill1_id_list[:result_num]]
+        skill1_ids = [x[1] for x in amu_id_skill1_id_list[:result_num]]
+        holder = AmuletIdSkillIdHolder(amulet_ids, skill1_ids)
+
+        if key_tenun == db_supports.KEY_TENUN555:
+            sql = db_supports.SEED1_TENUN555_TABLE_SELECT_SQL + holder.get_where_and_sql()
+        elif key_tenun == db_supports.KEY_TENUN888:
+            sql = db_supports.SEED1_TENUN888_TABLE_SELECT_SQL + holder.get_where_and_sql()
+        else:
+            raise NotImplementedError(u"Tenun must be 555 or 888")
+        self._cursor.execute(sql)
+        seed_set = set([x[0] for x in self._cursor.fetchall()])
+        return seed_set
+
+    def select_seed2s_from_sufficient_val(self, amu_id, sufficient_val, slot_num, skill2_id):
+        u""" get seeds set from slot number, skill2_id, amulet id, sufficient value
+        if skill2_id is None, search all skills
+        return (threshold, threshold1_seed2_set, threshold2_seed2_set, inishie_seed2_set)
+        """
+        th1_seeds_set = set()
+        th2_seeds_set = set()
+        ini_seeds_set = set()
+        if amu_id in self._amulet_id2name_dict.keys():
+            table = self._amulet_id2sufficient_table_dict[amu_id]
+            # threshold
+            sql = db_supports.SUFFICIENT_TABLE_SELECT_THRESHOLD_SQL.format(
+                    table_name=table, sufficient_val=sufficient_val)
+            self._cursor.execute(sql)
+            try:
+                threshold = self._cursor.fetchone()[slot_num-1]
+            except TypeError, e:
+                threshold = None
+
+            if threshold is not None:
+                table = self._amulet_id2skill2_table_dict[amu_id]
+                if skill2_id is not None:
+                    sql1 = db_supports.SEED2_THRESHOLD1_TABLE_SELECT_SEEDS_FROM_THRESHOLD1_AND_SKILL2_SQL.format(
+                        threshold1=threshold,
+                        skill_table=table,
+                        skill_id=skill2_id)
+                    sql2 = db_supports.SEED2_THRESHOLD2_TABLE_SELECT_SEEDS_FROM_THRESHOLD2_AND_SKILL2_SQL.format(
+                        threshold2=threshold,
+                        skill_table=table,
+                        skill_id=skill2_id)
+                    sql3 = db_supports.SEED2_INISHIE_TABLE_SELECT_SEED2_FROM_SKILL2_THRESHOLD_SQL.format(
+                        threshold=threshold,
+                        skill2_id=skill2_id)
+                else:
+                    sql1 = db_supports.SEED2_THRESHOLD1_TABLE_SELECT_SEEDS_FROM_THRESHOLD1_SQL.format(
+                        threshold1=threshold)
+                    sql2 = db_supports.SEED2_THRESHOLD2_TABLE_SELECT_SEEDS_FROM_THRESHOLD2_SQL.format(
+                        threshold2=threshold)
+                    sql3 = db_supports.SEED2_INISHIE_TABLE_SELECT_SEED2_FROM_THRESHOLD_SQL.format(
+                        threshold=threshold)
+                self._cursor.execute(sql1)
+                th1_seeds_set = set([x[0] for x in self._cursor.fetchall()])
+                self._cursor.execute(sql2)
+                th2_seeds_set = set([x[0] for x in self._cursor.fetchall()])
+
+                if amu_id == self._amulet_name2id_dict[db_supports.INISHIE_AMULET]:
+                    self._cursor.execute(sql3)
+                    ini_seeds_set = set([x[0] for x in self._cursor.fetchall()])
+
+        return (threshold, th1_seeds_set, th2_seeds_set, ini_seeds_set)
+
     def select_minmax_from_skill_ids(self, amulet_id, skill_ids):
         u""" お守りのidとスキルidのリストから、スキルIDと取りうるスキルの最大最小値の辞書を得る
             return dict{skill_id:(min1, max1, min2, max2)}
         """
-        minmax_table = self._amulet_id2minmax_dict[amulet_id]
+        minmax_table = self._amulet_id2minmax_table_dict[amulet_id]
         amulet_skill = AmuletSkillsHolder(skill_ids)
         result_dict = {}
         if amulet_skill.is_empty() is False:
@@ -142,14 +320,14 @@ class DataBaseAccessor(object):
             self._cursor.execute(sql)
 
             for row in self._cursor.fetchall():
-                result_dict[row[0]] = tuple(row[1])
+                result_dict[row[0]] = tuple(row[1:])
         return result_dict
 
     def select_threshold_from_sufficient(self, amulet_id, sufficient_vals):
         u""" お守りのidと充足値のリストから、充足値とスロットごとの判定値の辞書を得る
             return dict({sufficient_val:(slot1_th, slot2_th, slot3_th)})
         """
-        suff_table = self._amulet_id2suff_dict[amulet_id]
+        suff_table = self._amulet_idsufficient_table_dict[amulet_id]
         amulet_skill = SufficientsHolder(sufficient_vals)
         result_dict = {}
         if amulet_skill.is_empty() is False:
@@ -160,32 +338,213 @@ class DataBaseAccessor(object):
                 result_dict[row[0]] = tuple(row[1])
         return result_dict
 
-    def select_skills_from_seeds(self, seed_set):
-        u""" get amulet id to (random_seed to skill ids dict) dict,
-        and rendom_seed to slot value dict
-        return: skill_dict, slot_dict
+    def select_skill2s_from_seed2s(self, seed_set):
+        u""" get amulet id to (random_seed2 to skill ids dict) dict,
+        and random_seed2 to threshold1 dict
+        and random_seed2 to threshold2 dict
+        return: skill_dict, threshold1_dict, threshold2_dict
         """
-        skill_dict, slot_dict = {}, {}
+        skill_dict, threshold1_dict, threshold2_dict = {}, {}, {}
 
         # skill dict
-        seeds = RandomSeedsHolder(seed_set)
-        for amu_id, table in self._amulet_id2second_dict.items():
-            sql = db_supports.SECOND_TABLE_SELECT_ALL_SQL.format(
-                    table_name=table) + seeds.get_where_sql()
+        seeds = SeedsHolder(seed_set)
+        for amu_id, table in self._amulet_id2skill2_table_dict.items():
+            sql = db_supports.SEED2_SKILL2_TABLE_SELECT_ALL_SQL.format(
+                    table_name=table) + seeds.get_where_in_sql()
             self._cursor.execute(sql)
             seed2skills_dic = {}
             for row in self._cursor.fetchall():
                 seed2skills_dic[row[0]] = [x for x in row[1:]]
             skill_dict[amu_id] = seed2skills_dic
 
-        # slot dict
-        sql = db_supports.SECOND_SLOT_TABLE_SELECT_ALL_SQL + seeds.get_where_sql()
+        # threshold1 dict
+        sql = db_supports.SEED2_THRESHOLD1_TABLE_SELECT_ALL_SQL + seeds.get_where_in_sql()
+        self._cursor.execute(sql)
+        for row in self._cursor.fetchall():
+            threshold1_dict[row[0]] = [x for x in row[1:]]
+
+        # threshold2 dict
+        sql = db_supports.SEED2_THRESHOLD2_TABLE_SELECT_ALL_SQL + seeds.get_where_in_sql()
         self._cursor.execute(sql)
         for row in self._cursor.fetchall():
-            slot_dict[row[0]] = [x for x in row[1:]]
+            threshold2_dict[row[0]] = [x for x in row[1:]]
+
+        return skill_dict, threshold1_dict, threshold2_dict
+
+    def select_inishie_skill2_from_seed2(self, seed2_set):
+        u""" get inishie's dict of (skill2_id, threshold1, threshold2) from seed2 value """
+        result_dict = {}
+        for seed2 in seed2_set:
+            sql = db_supports.SEED2_INISHIE_TABLE_SELECT_FROM_SEED2_SQL.format(seed2=seed2)
+            self._cursor.execute(sql)
+            row = self._cursor.fetchone()
+            result_dict[seed2] = (row[0], row[1], row[2])
+        return result_dict
 
-        return skill_dict, slot_dict
+    def select_table_nos_from_seed2(self, seed2_set):
+        u""" get dict of (table_no, no) from seed2 value """
+        result_dict = {}
+        for seed2 in seed2_set:
+            sql = db_supports.SEED2_TABLE_NO_TABLE_SELECT_FROM_SEED2_SQL.format(seed2=seed2)
+            self._cursor.execute(sql)
+            row = self._cursor.fetchone()
+            result_dict[seed2] = (row[0], row[1])
+        return result_dict
+
+    def select_table_nos_from_seed1(self, seed1_set, key_tenun):
+        u""" get dict of (table_no, no) from seed1 value based on key_tenun"""
+        result_dict = {}
+        if key_tenun == db_supports.KEY_TENUN555:
+            sql_format = db_supports.SEED1_TENUN555_TABLE_SELECT_TABLE_NOS_FROM_SEED1_SQL
+        elif key_tenun == db_supports.KEY_TENUN888:
+            sql_format = db_supports.SEED1_TENUN888_TABLE_SELECT_TABLE_NOS_FROM_SEED1_SQL
+        else:
+            raise NotImplementedError(u"Tenun must be 555 or 888")
+
+        for seed1 in seed1_set:
+            sql = sql_format.format(seed1=seed1)
+            self._cursor.execute(sql)
+            row = self._cursor.fetchone()
+            result_dict[seed1] = (row[0], row[1])
+        return result_dict
+
+    def select_near_seed1s_from_seed1(self, seed1, smaller_num, larger_num, key_tenun):
+        u""" get list of (no, seed1) near arg's seed1 
+        smaller_num means numbers to get smaller than arg's seed1
+        larger_num means numbers to get larger than arg's seed1"""
+        result_list = []
+        if key_tenun == db_supports.KEY_TENUN555:
+            sql_format = db_supports.SEED1_TENUN555_TABLE_SELECT_NEAR_SEED1S_FROM_NO_SQL
+        elif key_tenun == db_supports.KEY_TENUN888:
+            sql_format = db_supports.SEED1_TENUN888_TABLE_SELECT_NEAR_SEED1S_FROM_NO_SQL
+        else:
+            raise NotImplementedError(u"Tenun must be 555 or 888")
+        table_no, no = self.select_table_nos_from_seed1([seed1], key_tenun)[seed1]
+        sql = sql_format.format(table_no=table_no,min_no=(no-smaller_num),max_no=(no+larger_num))
+        self._cursor.execute(sql)
+        for row in self._cursor.fetchall():
+            result_list.append((row[0], row[1]))
+        return result_list
+
+    def select_all_from_seed1s(self, seed1_set, key_tenun):
+        u""" seed1に対応する(no, table_no, result_num, 
+        (amulet_id1, ..., amulet_id7), (skill1_id1, ..., skill1_id7))
+        の辞書を得る。存在しない場所はNoneで置き換えてある。
+        """
+        result_dict = {}
+        if key_tenun == db_supports.KEY_TENUN555:
+            sql_format = db_supports.SEED1_TENUN555_TABLE_SELECT_ALL_FROM_SEED1_SQL
+        elif key_tenun == db_supports.KEY_TENUN888:
+            sql_format = db_supports.SEED1_TENUN888_TABLE_SELECT_ALL_FROM_SEED1_SQL
+        else:
+            raise NotImplementedError(u"Tenun must be 555 or 888")
+
+        for seed1 in seed1_set:
+            sql = sql_format.format(seed1=seed1)
+            self._cursor.execute(sql)
+            row = self._cursor.fetchone()
+            if key_tenun == db_supports.KEY_TENUN555:
+                amu_ids = [None if x == db_supports.NO_DATA else x for x in row[3:9]]
+                skill_ids = [None if x == db_supports.NO_DATA else x for x in row[9:15]]
+            elif key_tenun == db_supports.KEY_TENUN888:
+                amu_ids = [None if x == db_supports.NO_DATA else x for x in row[3:10]]
+                skill_ids = [None if x == db_supports.NO_DATA else x for x in row[10:17]]
+            else:
+                raise NotImplementedError(u"Tenun must be 555 or 888")
+            result_dict[seed1] = (row[0], row[1], row[2], amu_ids, skill_ids)
+        return result_dict
+
+    def get_sufficient_value(self, amu_id, skill1_id, skill2_id, skill1_val, skill2_val):
+        u""" 充足値を計算する。
+        指定したスキルが見つからない場合はNoneを返す 
+        skill2_idがNoneのときはskill1のみから計算する
+        return (sufficient_val, max1, max2)
+        """
+        if amu_id in self._amulet_id2minmax_table_dict:
+            table = self._amulet_id2minmax_table_dict[amu_id]
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MAX1_OF_SKILL_SQL.format(
+                    table_name=table,skill_id=skill1_id)
+            self._cursor.execute(sql)
+            max1 = self._cursor.fetchone()[0]
+            if skill2_id is not None:
+                sql = db_supports.MIN_MAX_TABLE_SELECT_MAX2_OF_SKILL_SQL.format(
+                        table_name=table,skill_id=skill2_id)
+                self._cursor.execute(sql)
+                max2 = self._cursor.fetchone()[0]
+            else:
+                max2 = 1
+
+            if max1 is None or max2 is None:
+                return None
+
+            #print skill1_val, "/", max1 , skill2_val, "/", max2
+            try:
+                skill1_val = max1 if skill1_val > max1 else skill1_val
+                if skill2_id is None:
+                    skill2_val = 0
+                else:
+                    skill2_val = max2 if skill2_val > max2 else skill2_val
+                val1 = (10 * skill1_val) // max1 if skill1_val >= 0 else 0
+                val2 = (10 * skill2_val) // max2 if skill2_val >= 0 else 0
+            except TypeError, e:
+                return None
+            except ZeroDivisionError, e:
+                return None
+            else:
+                return  (val1 + val2, max1, max2)
+
+        else:
+            return None
+
+    def get_skill_minmax(self):
+        u""" 全てのお守りのスキルにおいて、その最大値と最小値を返す 
+            return (min1, max1, min2, max2)
+        """
+        min1_ls, max1_ls, min2_ls, max2_ls = [],[],[],[]
+        # get min max of each amulet
+        for amu_id, table in self._amulet_id2minmax_table_dict.items():
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MIN1_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            min1_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MAX1_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            max1_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MIN2_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            min2_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MAX2_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            max2_ls.append(self._cursor.fetchone()[0])
+
+        return (min(min1_ls), max(max1_ls), min(min2_ls), max(max2_ls))
+
+    def get_skill_ids(self, amulet_id):
+        u""" 全てのお守りのスキルにおいて、その最大値と最小値を返す 
+            return (min1, max1, min2, max2)
+        """
+        min1_ls, max1_ls, min2_ls, max2_ls = [],[],[],[]
+        # get min max of each amulet
+        for amu_id, table in self._amulet_id2minmax_table_dict.items():
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MIN1_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            min1_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MAX1_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            max1_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MIN2_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            min2_ls.append(self._cursor.fetchone()[0])
+
+            sql = db_supports.MIN_MAX_TABLE_SELECT_MAX2_SQL.format(table_name=table)
+            self._cursor.execute(sql)
+            max2_ls.append(self._cursor.fetchone()[0])
 
+        return (min(min1_ls), max(max1_ls), min(min2_ls), max(max2_ls))
 
     def close(self):
         u""" close database accessor """