import getpass
import os
import re
import basic.toolHandling
import model.entity
import tools.data_const as D
import tools.path_const as P
import basic.constants as B
import tools.config_tool
import tools.date_tool
import tools.file_tool

ENTITY_NAME = "name"
ENTITY_ATTRIBUTES = B.NODE_ATTRIBUTES
ENTITY_INS_COMMIT = "inscommit"
ENTITY_INS_AUTHOR = "insauthor"
ENTITY_INS_TIME = "instime"
ENTITY_UPD_COMMIT = "updcommit"
ENTITY_UPD_AUTHOR = "updauthor"
ENTITY_UPD_TIME = "updtime"
ENTITY_ACTUAL = "actual"
VAL_ACTUAL = 1
VAL_ZERO_TIME = "2000-01-01_00-00-00"
ENTITY_FIELDS = [ENTITY_INS_COMMIT, ENTITY_INS_AUTHOR, ENTITY_INS_TIME,
                 ENTITY_UPD_COMMIT, ENTITY_UPD_AUTHOR, ENTITY_UPD_TIME, ENTITY_ACTUAL]
SYNC_FULL_GIT2DB = "full-git-db"
SYNC_HEAD_GIT2DB = "head-git-db"
SYNC_COPY_FILE2DB = "copy-file-db"
SYNC_ONLY_GIT = "only-git"
SYNC_ONLY_DB = "only-db"

STORAGE_DB = B.TOPIC_NODE_DB
STORAGE_FILE = B.TOPIC_NODE_FILE

LIST_ENTITY_SYNC = [SYNC_ONLY_GIT, SYNC_FULL_GIT2DB, SYNC_HEAD_GIT2DB, SYNC_COPY_FILE2DB, SYNC_ONLY_DB]


def getEntityValue(job, field, gitcommit):
    if field == ENTITY_INS_COMMIT:
        return ""
    if field == ENTITY_INS_AUTHOR:
        return getpass.getuser()
    if field == ENTITY_INS_TIME:
        return tools.date_tool.getActdate(tools.date_tool.F_DIR)
    if field == ENTITY_UPD_COMMIT:
        return gitcommit["commit"]
    if field == ENTITY_UPD_AUTHOR:
        return gitcommit["author"]
    if field == ENTITY_UPD_TIME:
        return gitcommit["date"]
    if field == ENTITY_ACTUAL:
        return VAL_ACTUAL


class Entity:
    def __int__(self, job):
        self.job = job
        self.table = ""
        self.testserver = None

    def get_unique_names(self, job, storage="", project="", application="", gran="", args={}):
        """
        gets the entity-names from the defined storage - the field name must be an unique identifier
        :param job:
        :param opt. storage:  values db / files - default files
        :param opt. project: select-criteria if used and defined
        :param opt. application: select-criteria if used and defined
        :param opt. gran: granularity values testcase / testsuite / testplan
        :param opt. args additional args
        :return: list of entity-names
        """
        entityNames = []
        if storage == STORAGE_DB:
            entityNames = self.select_unique_names(job, project, application, gran, args)
        elif storage == STORAGE_FILE:
            entityNames = self.read_unique_names(job, project, application, gran, args)
        else:
            entityNames = self.read_unique_names(job, project, application, gran, args)
        return entityNames

    def get_entities(self, job, storage="", project="", application="", gran="", args={}):
        """
        gets the entity-names from the defined storage
        :param job:
        :param opt. storage:  values db / files - default files
        :param opt. project: select-criteria if used and defined
        :param opt. application: select-criteria if used and defined
        :param opt. gran: granularity values testcase / testsuite / testplan
        :param opt. args additional args
        :return: list of entity-names
        """
        entities = []
        entityNames = self.get_unique_names(job, storage=storage, project=project, application=application,
                                            gran=gran, args=args)
        for k in entityNames:
            if storage == STORAGE_DB:
                entity = self.select_entity(job, k)
            elif storage == STORAGE_FILE:
                entity = self.read_entity(job, k)
            else:
                entity = self.read_entity(job, k)
            entities.append(entity)
        return entities

    def read_unique_names(self, job, project, application, gran, args):
        """
        reads the entity-names from file-storage
        :param job:
        :param opt. project: select-criteria if used and defined
        :param opt. application: select-criteria if used and defined
        :param opt. gran: granularity values testcase / testsuite / testplan
        :param opt. args additional args
        :return: list of entity-names
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def select_unique_names(self, job, project, application, gran, args):
        """
        reads the entity-names from file-storage
        :param job:
        :param opt. project: select-criteria if used and defined
        :param opt. application: select-criteria if used and defined
        :param opt. gran: granularity values testcase / testsuite / testplan
        :param opt. args additional args
        :return: list of entity-names
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def setDbAttributes(self, job, tables):
        """
        set the db-attributes like connection and ddl
        :param job:
        :param tables: list of table-names
        :return:
        """
        setattr(self, "m", job.m)
        config = {}
        config[B.SUBJECT_CONN] = job.conf[B.TOPIC_NODE_DB]
        config[B.DATA_NODE_DDL] = {}
        for t in tables:
            ddl = tools.db_abstract.get_ddl(job, B.ATTR_INST_TESTSERVER, t)
            config[B.DATA_NODE_DDL][t] = ddl
        setattr(self, "conf", config)

    def getEntity(self, job, name):
        if B.TOPIC_NODE_DB in job.conf:
            self.select_entity(job, name)
            #self.read_entity(job, name)
        else:
            self.read_entity(job, name)

    def read_entity(self, job, name):
        """
        reads the entity from the file-system
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def select_entity(self, job, name):
        """
        reads the entity from the database
        it should get the same result like read_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def write_entity(self, job, name):
        """
        writes the entity into the file-system
        it similar to update_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def insert_entity(self, job, name):
        """
        inserts the entity into the database
        it similar to update_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def update_entity(self, job, name):
        """
        writes the entity into the database
        it similar to update_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def remove_entity(self, job, name):
        """
        removes the entity from the file-system
        it similar to delete_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    def removeEntity(self, job, name, storagepath, ext):
        """
        removes the entity from the file-system
        it similar to delete_entity
        :param job:
        :param name: single substring or list of name or dict of names with the keys as
        :return:
        """
        nameList = []
        if isinstance(name, dict):
            nameList = name.keys()
        elif isinstance(name, list):
            nameList = name
        else:
            nameList.append(name)
        for name in nameList:
            pathname = os.path.join(storagepath, name + "." + ext)
            os.remove(pathname)

    def delete_entity(self, job, name, table):
        """
        deletes the entity into the database
        it similar to update_entity
        :param job:
        :param name:
        :return:
        """
        raise Exception(B.EXCEPT_NOT_IMPLEMENT)

    """ 2023-05 """
    @staticmethod
    def getConfig(job, module, subject, name):
        """
        reads the entity from the database
        it should get the same result like read_entity
        :param job:
        :param name:
        :return:
        """
        config = tools.config_tool.getConfig(job, module, subject)
        oldConfig = config
        if config is not None:
            if subject not in config:
                newConfig = {}
                newConfig[subject] = {}
                for k in config:
                    newConfig[subject][k] = config[k]
                config = newConfig
            pass
            if len(name) == 0:
                return config
            elif name in config[subject]:
                outConfig = {}
                outConfig[name] = config[subject][name]
                return outConfig
            elif B.DATA_NODE_KEYS in config[subject] \
            and name in config[subject][B.DATA_NODE_KEYS]:
                # if csv-data is a catalog
                outConfig = {}
                outConfig[name] = config[subject][B.DATA_NODE_KEYS][name]
                return outConfig
            elif name == subject:
                return config
        raise Exception("keine Config zu "+name)

    @staticmethod
    def getDirlist(job, path, ext):
        outList = []
        for k in os.listdir(path):
            if k[:1] in [".", "_"]:
                continue
            if k in [P.KEY_CATALOG, P.KEY_TOOL, P.VAL_CONFIG, P.VAL_TEST, P.VAL_TOOLS]:
                continue
            if ext == "":
                if not os.path.isdir(os.path.join(path, k)):
                    continue
                outList.append(k)
                continue
            else:
                if not os.path.isfile(os.path.join(path, k)):
                    continue
                if len(k) < len(ext):
                    continue
                xx = k[-len(ext):]
                if ext != k[-len(ext):]:
                    continue
            outList.append(k[:-len(ext)-1])
        return outList

    def setAttributes(self, config, rootname, fields, subjects):
        """ 2023-05 """
        for k in fields:
            if k not in config[rootname]:
                for l in config[rootname]:
                    if l[1:] == k:
                        setattr(self, k, config[rootname][l])
                        break
                continue
            setattr(self, k, config[rootname][k])
        for k in subjects:
            if k not in config[rootname]:
                for l in config[rootname]:
                    if l[1:] == k:
                        setattr(self, k, config[rootname][l])
                        break
                continue
            setattr(self, k, config[rootname][k])
        topics = {}
        for k in B.LIST_TOPIC_NODES:
            if k in config[rootname]:
                topics[k] = config[rootname][k]
        if len(topics) > 0:
            setattr(self, "topics", topics)
        return self


    def getDbAttr(self, job):
        out = {}
        for attr in [B.ATTR_DB_HOST, B.ATTR_DB_USER, B.ATTR_DB_DATABASE, B.ATTR_DB_PASSWD]:
            out[attr] = job.conf[B.TOPIC_NODE_DB][attr]
        return out

    def getDdl(self, job, ddl):
        out = {}
        for t in ddl:
            out[t] = {}
            for f in ddl[t]:
                out[t][f] = {}
                for a in ddl[t][f]:
                    print("entity-23 "+f+", "+a+" "+str(ddl))
                    out[t][f][a] = ddl[t][f][a]
                out[t][f][D.DDL_FIELD] = f
            out[t][B.DATA_NODE_HEADER] = list(ddl[t].keys())
        return out

    def createSchema(self, testserver):
        if B.TOPIC_NODE_DB in self.job.conf:
            dbi = basic.toolHandling.getDbTool(self.job, testserver, self.job.conf[B.TOPIC_NODE_DB][B.ATTR_TYPE])
        else:
            return "No DB in job-config"
        sql = self.get_schema()
        print(sql)
        for s in sql.split(";\n"):
            if len(s) < 3: continue
            try:
                # dbi.execStatement(s+";", self.job.conf[B.TOPIC_NODE_DB])
                print("SQL executed: "+s)
            except Exception as e:
                raise Exception("Fehler bei createSchema "+s)




    def getHistoryFields(self):
        dbtype = self.job.conf[B.TOPIC_NODE_DB][B.ATTR_TYPE]
        dbi = basic.toolHandling.getDbTool(self.job, None, dbtype)
        sql = dbi.getSchemaAttribut("inscommit", D.TYPE_STR)+","
        sql += dbi.getSchemaAttribut("insauthor", D.TYPE_STR)+","
        sql += dbi.getSchemaAttribut("instime", D.TYPE_TIME)+","
        sql += dbi.getSchemaAttribut("updcommit", D.TYPE_STR)+","
        sql += dbi.getSchemaAttribut("updauthor", D.TYPE_STR)+","
        sql += dbi.getSchemaAttribut("updtime", D.TYPE_TIME)+","
        sql += dbi.getSchemaAttribut("actual", D.TYPE_INT)
        return sql

    def selectHistoryFields(self):
        if B.TOPIC_NODE_DB in self.job.conf:
            dbi = basic.toolHandling.getDbTool(self.job, self.testserver, self.job.conf[B.TOPIC_NODE_DB][B.ATTR_TYPE])
        else:
            return "No DB in job-config"
        dbi.selectRows

    def getHistoryIndex(self, table):
        dbtype = self.job.conf[B.TOPIC_NODE_DB][B.ATTR_TYPE]
        dbi = basic.toolHandling.getDbTool(self.job, None, dbtype)
        sql = dbi.getSchemaIndex(table, "actual") + "\n"
        return sql


def read_spec(job, testentity, testgran, specpath):
    if not os.path.isfile(specpath):
        return
    text = tools.file_tool.read_file_text(job, specpath, job.m)
    if re.match(r".*?depricated;[jJyY]", text):
        return None
    spec = {}
    regex = re.compile(r".*\nhead:(.*?);(.+)")
    for res in regex.finditer(text):
        #res = re.search(r".*head:(.*?);(.+)\n", text)
        key = res.group(1)
        if key == B.SUBJECT_DESCRIPTION:
            spec[B.SUBJECT_DESCRIPTION] = res.group(2).replace(";", "")
        elif key in [B.SUBJECT_APPS, B.PAR_APP]:
            apps = res.group(2).replace(";", ",").split(",")
            spec[B.SUBJECT_APPS] = apps
        else:
            val = res.group(2).replace(";", "")
            spec[key] = val
    return spec