add latest longform discovery dvm

nostr_dvm/tasks/content_discovery_currently_latest_longform.py

@@ -0,0 +1,317 @@
+import json
+import os
+from datetime import timedelta
+from nostr_sdk import Client, Timestamp, PublicKey, Tag, Keys, Options, SecretKey, NostrSigner, NostrDatabase, \
+    ClientBuilder, Filter, NegentropyOptions, NegentropyDirection, init_logger, LogLevel, Event, EventId, Kind, \
+    RelayOptions
+
+from nostr_dvm.interfaces.dvmtaskinterface import DVMTaskInterface, process_venv
+from nostr_dvm.utils import definitions
+from nostr_dvm.utils.admin_utils import AdminConfig
+from nostr_dvm.utils.definitions import EventDefinitions
+from nostr_dvm.utils.dvmconfig import DVMConfig, build_default_config
+from nostr_dvm.utils.nip88_utils import NIP88Config, check_and_set_d_tag_nip88, check_and_set_tiereventid_nip88
+from nostr_dvm.utils.nip89_utils import NIP89Config, check_and_set_d_tag, create_amount_tag
+from nostr_dvm.utils.output_utils import post_process_list_to_events
+
+"""
+This File contains a Module to discover popular notes
+Accepted Inputs: none
+Outputs: A list of events 
+Params:  None
+"""
+
+
+class DicoverContentLatestLongForm(DVMTaskInterface):
+    KIND: Kind = EventDefinitions.KIND_NIP90_CONTENT_DISCOVERY
+    TASK: str = "discover-content"
+    FIX_COST: float = 0
+    dvm_config: DVMConfig
+    last_schedule: int
+    db_since = 3600
+    db_name = "db/nostr_recent_notes.db"
+    min_reactions = 2
+    personalized = False
+    result = ""
+
+    async def init_dvm(self, name, dvm_config: DVMConfig, nip89config: NIP89Config, nip88config: NIP88Config = None,
+                       admin_config: AdminConfig = None, options=None):
+        dvm_config.SCRIPT = os.path.abspath(__file__)
+        self.request_form = {"jobID": "generic"}
+        opts = {
+            "max_results": 200,
+        }
+        self.request_form['options'] = json.dumps(opts)
+
+        self.last_schedule = Timestamp.now().as_secs()
+
+        if self.options.get("db_name"):
+            self.db_name = self.options.get("db_name")
+        if self.options.get("db_since"):
+            self.db_since = int(self.options.get("db_since"))
+
+        use_logger = False
+        if use_logger:
+            init_logger(LogLevel.DEBUG)
+
+        if self.dvm_config.UPDATE_DATABASE:
+            await self.sync_db()
+
+        if not self.personalized:
+            self.result = await self.calculate_result(self.request_form)
+
+    def is_input_supported(self, tags, client=None, dvm_config=None):
+        for tag in tags:
+            if tag.as_vec()[0] == 'i':
+                input_value = tag.as_vec()[1]
+                input_type = tag.as_vec()[2]
+                if input_type != "text":
+                    return False
+        return True
+
+    def create_request_from_nostr_event(self, event, client=None, dvm_config=None):
+        self.dvm_config = dvm_config
+
+        request_form = {"jobID": event.id().to_hex()}
+
+        # default values
+        search = ""
+        max_results = 200
+
+        for tag in event.tags():
+            if tag.as_vec()[0] == 'i':
+                input_type = tag.as_vec()[2]
+            elif tag.as_vec()[0] == 'param':
+                param = tag.as_vec()[1]
+                if param == "max_results":  # check for param type
+                    max_results = int(tag.as_vec()[2])
+
+        options = {
+            "max_results": max_results,
+        }
+        request_form['options'] = json.dumps(options)
+        return request_form
+
+    async def process(self, request_form):
+        # if the dvm supports individual results, recalculate it every time for the request
+        if self.personalized:
+            return self.calculate_result(request_form)
+        # else return the result that gets updated once every scheduled update. In this case on database update.
+        else:
+            return self.result
+
+    async def calculate_result(self, request_form):
+        from types import SimpleNamespace
+        ns = SimpleNamespace()
+
+        options = self.set_options(request_form)
+
+        opts = (Options().wait_for_send(False).send_timeout(timedelta(seconds=self.dvm_config.RELAY_TIMEOUT)))
+        sk = SecretKey.from_hex(self.dvm_config.PRIVATE_KEY)
+        keys = Keys.parse(sk.to_hex())
+        signer = NostrSigner.keys(keys)
+
+        database = await NostrDatabase.sqlite(self.db_name)
+        print(self.db_name)
+        cli = ClientBuilder().database(database).signer(signer).opts(opts).build()
+        await cli.connect()
+
+        # Negentropy reconciliation
+        # Query events from database
+        timestamp_hour_ago = Timestamp.now().as_secs() - self.db_since
+        since = Timestamp.from_secs(timestamp_hour_ago)
+
+        filter1 = Filter().kind(definitions.EventDefinitions.KIND_LONGFORM).since(since)
+        events = await cli.database().query([filter1])
+
+        print("[" + self.dvm_config.NIP89.NAME + "] Considering " + str(len(events)) + " Events")
+        ns.finallist = {}
+        index = options["max_results"]
+        for event in events:
+            if event.created_at().as_secs() > timestamp_hour_ago:
+                    ns.finallist[event.id().to_hex()] = index
+                    index = index-1
+        if len(ns.finallist) == 0:
+            await cli.shutdown()
+            return self.result
+
+        result_list = []
+        finallist_sorted = sorted(ns.finallist.items(), key=lambda x: x[1], reverse=True)[:int(options["max_results"])]
+        for entry in finallist_sorted:
+            # print(EventId.parse(entry[0]).to_bech32() + "/" + EventId.parse(entry[0]).to_hex() + ": " + str(entry[1]))
+            e_tag = Tag.parse(["e", entry[0]])
+            result_list.append(e_tag.as_vec())
+        await cli.shutdown()
+        print("[" + self.dvm_config.NIP89.NAME + "] Filtered " + str(
+            len(result_list)) + " fitting events.")
+        return json.dumps(result_list)
+
+    def post_process(self, result, event):
+        """Overwrite the interface function to return a social client readable format, if requested"""
+        for tag in event.tags():
+            if tag.as_vec()[0] == 'output':
+                format = tag.as_vec()[1]
+                if format == "text/plain":  # check for output type
+                    result = post_process_list_to_events(result)
+
+        # if not text/plain, don't post-process
+        return result
+
+    async def schedule(self, dvm_config):
+        if dvm_config.SCHEDULE_UPDATES_SECONDS == 0:
+            return 0
+        else:
+            if Timestamp.now().as_secs() >= self.last_schedule + dvm_config.SCHEDULE_UPDATES_SECONDS:
+                if self.dvm_config.UPDATE_DATABASE:
+                    await self.sync_db()
+                self.last_schedule = Timestamp.now().as_secs()
+                self.result = self.calculate_result(self.request_form)
+                return 1
+
+    async def sync_db(self):
+        opts = (Options().wait_for_send(False).send_timeout(timedelta(seconds=self.dvm_config.RELAY_LONG_TIMEOUT)))
+        sk = SecretKey.from_hex(self.dvm_config.PRIVATE_KEY)
+        keys = Keys.parse(sk.to_hex())
+        signer = NostrSigner.keys(keys)
+        database = await NostrDatabase.sqlite(self.db_name)
+        cli = ClientBuilder().signer(signer).database(database).opts(opts).build()
+
+        for relay in self.dvm_config.RECONCILE_DB_RELAY_LIST:
+            await cli.add_relay(relay)
+
+        await cli.connect()
+
+        timestamp_since = Timestamp.now().as_secs() - self.db_since
+        since = Timestamp.from_secs(timestamp_since)
+
+        filter1 = Filter().kinds([definitions.EventDefinitions.KIND_LONGFORM]).since(since)  # Notes, reactions, zaps
+
+        # filter = Filter().author(keys.public_key())
+        print("[" + self.dvm_config.NIP89.NAME + "] Syncing notes of the last " + str(
+            self.db_since) + " seconds.. this might take a while..")
+        dbopts = NegentropyOptions().direction(NegentropyDirection.DOWN)
+        await cli.reconcile(filter1, dbopts)
+        await cli.database().delete(Filter().until(Timestamp.from_secs(
+            Timestamp.now().as_secs() - self.db_since)))  # Clear old events so db doesn't get too full.
+        await cli.shutdown()
+        print(
+            "[" + self.dvm_config.NIP89.NAME + "] Done Syncing Notes of the last " + str(self.db_since) + " seconds..")
+
+
+# We build an example here that we can call by either calling this file directly from the main directory,
+# or by adding it to our playground. You can call the example and adjust it to your needs or redefine it in the
+# playground or elsewhere
+def build_example(name, identifier, admin_config, options, cost=0, update_rate=180, processing_msg=None,
+                  update_db=True):
+    dvm_config = build_default_config(identifier)
+    dvm_config.USE_OWN_VENV = False
+    dvm_config.SHOWLOG = True
+    dvm_config.SCHEDULE_UPDATES_SECONDS = update_rate  # Every 10 minutes
+    dvm_config.UPDATE_DATABASE = update_db
+    # Activate these to use a subscription based model instead
+    # dvm_config.SUBSCRIPTION_REQUIRED = True
+    # dvm_config.SUBSCRIPTION_DAILY_COST = 1
+    dvm_config.FIX_COST = cost
+    dvm_config.CUSTOM_PROCESSING_MESSAGE = processing_msg
+    admin_config.LUD16 = dvm_config.LN_ADDRESS
+
+    image = "https://image.nostr.build/d30a75c438a8b0815b5c65b494988da26fce719f4138058929fa52d2a2dc3433.jpg",
+
+    # Add NIP89
+    nip89info = {
+        "name": name,
+        "image": image,
+        "picture": image,
+        "about": "I show the latest longform notes.",
+        "lud16": dvm_config.LN_ADDRESS,
+        "encryptionSupported": True,
+        "cashuAccepted": True,
+        "personalized": False,
+        "amount": create_amount_tag(cost),
+        "nip90Params": {
+            "max_results": {
+                "required": False,
+                "values": [],
+                "description": "The number of maximum results to return (default currently 100)"
+            }
+        }
+    }
+
+    nip89config = NIP89Config()
+    nip89config.DTAG = check_and_set_d_tag(identifier, name, dvm_config.PRIVATE_KEY, nip89info["image"])
+    nip89config.CONTENT = json.dumps(nip89info)
+
+    # admin_config.UPDATE_PROFILE = False
+
+    # admin_config.REBROADCAST_NIP89 = False
+
+    return DicoverContentLatestLongForm(name=name, dvm_config=dvm_config, nip89config=nip89config,
+                                                  admin_config=admin_config, options=options)
+
+
+def build_example_subscription(name, identifier, admin_config, options, update_rate=180, processing_msg=None,
+                               update_db=True):
+    dvm_config = build_default_config(identifier)
+    dvm_config.USE_OWN_VENV = False
+    dvm_config.SHOWLOG = True
+    dvm_config.SCHEDULE_UPDATES_SECONDS = update_rate  # Every 3 minutes
+    dvm_config.UPDATE_DATABASE = update_db
+    # Activate these to use a subscription based model instead
+    # dvm_config.SUBSCRIPTION_DAILY_COST = 1
+    dvm_config.FIX_COST = 0
+    dvm_config.CUSTOM_PROCESSING_MESSAGE = processing_msg
+    admin_config.LUD16 = dvm_config.LN_ADDRESS
+
+    image = "https://image.nostr.build/d30a75c438a8b0815b5c65b494988da26fce719f4138058929fa52d2a2dc3433.jpg",
+    # Add NIP89
+    nip89info = {
+        "name": name,
+        "image": image,
+        "picture": image,
+        "about": "I show the latest longform notes",
+        "lud16": dvm_config.LN_ADDRESS,
+        "encryptionSupported": True,
+        "cashuAccepted": True,
+        "subscription": True,
+        "personalized": False,
+        "nip90Params": {
+            "max_results": {
+                "required": False,
+                "values": [],
+                "description": "The number of maximum results to return (default currently 100)"
+            }
+        }
+    }
+
+    nip89config = NIP89Config()
+    nip89config.DTAG = check_and_set_d_tag(identifier, name, dvm_config.PRIVATE_KEY, nip89info["image"])
+    nip89config.CONTENT = json.dumps(nip89info)
+
+    nip88config = NIP88Config()
+    nip88config.DTAG = check_and_set_d_tag_nip88(identifier, name, dvm_config.PRIVATE_KEY, nip89info["image"])
+    nip88config.TIER_EVENT = check_and_set_tiereventid_nip88(identifier, "1")
+    nip89config.NAME = name
+    nip88config.IMAGE = nip89info["image"]
+    nip88config.TITLE = name
+    nip88config.AMOUNT_DAILY = 100
+    nip88config.AMOUNT_MONTHLY = 2000
+    nip88config.CONTENT = "Subscribe to the DVM for unlimited use during your subscription"
+    nip88config.PERK1DESC = "Unlimited requests"
+    nip88config.PERK2DESC = "Support NostrDVM & NostrSDK development"
+    nip88config.PAYMENT_VERIFIER_PUBKEY = "5b5c045ecdf66fb540bdf2049fe0ef7f1a566fa427a4fe50d400a011b65a3a7e"
+
+    # admin_config.UPDATE_PROFILE = False
+    # admin_config.REBROADCAST_NIP89 = False
+    # admin_config.REBROADCAST_NIP88 = False
+
+    # admin_config.FETCH_NIP88 = True
+    # admin_config.EVENTID = ""
+    # admin_config.PRIVKEY = dvm_config.PRIVATE_KEY
+
+    return DicoverContentLatestLongForm(name=name, dvm_config=dvm_config, nip89config=nip89config,
+                                                  nip88config=nip88config, options=options,
+                                                  admin_config=admin_config)
+
+
+if __name__ == '__main__':
+    process_venv(DicoverContentLatestLongForm)