✨ Insight proper payment validation

DysonNetwork.Insight/AppDatabase.cs

@@ -12,6 +12,7 @@ public class AppDatabase(
 {
     public DbSet<SnThinkingSequence> ThinkingSequences { get; set; }
     public DbSet<SnThinkingThought> ThinkingThoughts { get; set; }
+    public DbSet<SnUnpaidAccount> UnpaidAccounts { get; set; }
     
     protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
     {

DysonNetwork.Insight/Controllers/BillingController.cs

@@ -1,21 +1,49 @@
 using DysonNetwork.Insight.Thought;
-using DysonNetwork.Shared.Auth;
-using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Logging;
+using Microsoft.EntityFrameworkCore;
+using DysonNetwork.Shared.Proto;
 
 namespace DysonNetwork.Insight.Controllers;
 
 [ApiController]
-[Route("/api/billing")]
+[Route("api/billing")]
-public class BillingController(ThoughtService thoughtService, ILogger<BillingController> logger) : ControllerBase
+public class BillingController(AppDatabase db, ThoughtService thoughtService, ILogger<BillingController> logger)
+    : ControllerBase
 {
-    [HttpPost("settle")]
+    [HttpGet("status")]
-    [Authorize]
+    public async Task<IActionResult> GetBillingStatus()
-    [RequiredPermission("maintenance", "insight.billing.settle")]
-    public async Task<IActionResult> ProcessTokenBilling()
     {
-        await thoughtService.SettleThoughtBills(logger);
+        if (HttpContext.Items["CurrentUser"] is not Account currentUser) 
-        return Ok();
+            return Unauthorized();
+        var accountId = Guid.Parse(currentUser.Id);
+        
+        var isMarked = await db.UnpaidAccounts.AnyAsync(u => u.AccountId == accountId);
+        return Ok(isMarked ? new { status = "unpaid" } : new { status = "ok" });
     }
-}
+
+    [HttpPost("retry")]
+    public async Task<IActionResult> RetryBilling()
+    {
+        if (HttpContext.Items["CurrentUser"] is not Account currentUser) 
+            return Unauthorized();
+        var accountId = Guid.Parse(currentUser.Id);
+        
+        var (success, cost) = await thoughtService.RetryBillingForAccountAsync(accountId, logger);
+
+        if (success)
+        {
+            if (cost > 0)
+            {
+                return Ok(new { message = $"Billing retry successful. Billed {cost} points." });
+            }
+            else
+            {
+                return Ok(new { message = "No outstanding payment found." });
+            }
+        }
+        else
+        {
+            return BadRequest(new { message = "Billing retry failed. Please check your balance and try again." });
+        }
+    }
+}

DysonNetwork.Insight/Migrations/20251115165833_AddUnpaidAccounts.Designer.cs

@@ -0,0 +1,159 @@
+// <auto-generated />
+using System;
+using System.Collections.Generic;
+using DysonNetwork.Insight;
+using DysonNetwork.Shared.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using NodaTime;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace DysonNetwork.Insight.Migrations
+{
+    [DbContext(typeof(AppDatabase))]
+    [Migration("20251115165833_AddUnpaidAccounts")]
+    partial class AddUnpaidAccounts
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.11")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("DysonNetwork.Shared.Models.SnThinkingSequence", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid")
+                        .HasColumnName("id");
+
+                    b.Property<Guid>("AccountId")
+                        .HasColumnType("uuid")
+                        .HasColumnName("account_id");
+
+                    b.Property<Instant>("CreatedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("created_at");
+
+                    b.Property<Instant?>("DeletedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("deleted_at");
+
+                    b.Property<long>("PaidToken")
+                        .HasColumnType("bigint")
+                        .HasColumnName("paid_token");
+
+                    b.Property<string>("Topic")
+                        .HasMaxLength(4096)
+                        .HasColumnType("character varying(4096)")
+                        .HasColumnName("topic");
+
+                    b.Property<long>("TotalToken")
+                        .HasColumnType("bigint")
+                        .HasColumnName("total_token");
+
+                    b.Property<Instant>("UpdatedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("updated_at");
+
+                    b.HasKey("Id")
+                        .HasName("pk_thinking_sequences");
+
+                    b.ToTable("thinking_sequences", (string)null);
+                });
+
+            modelBuilder.Entity("DysonNetwork.Shared.Models.SnThinkingThought", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid")
+                        .HasColumnName("id");
+
+                    b.Property<Instant>("CreatedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("created_at");
+
+                    b.Property<Instant?>("DeletedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("deleted_at");
+
+                    b.Property<List<SnCloudFileReferenceObject>>("Files")
+                        .IsRequired()
+                        .HasColumnType("jsonb")
+                        .HasColumnName("files");
+
+                    b.Property<string>("ModelName")
+                        .HasMaxLength(4096)
+                        .HasColumnType("character varying(4096)")
+                        .HasColumnName("model_name");
+
+                    b.Property<List<SnThinkingMessagePart>>("Parts")
+                        .IsRequired()
+                        .HasColumnType("jsonb")
+                        .HasColumnName("parts");
+
+                    b.Property<int>("Role")
+                        .HasColumnType("integer")
+                        .HasColumnName("role");
+
+                    b.Property<Guid>("SequenceId")
+                        .HasColumnType("uuid")
+                        .HasColumnName("sequence_id");
+
+                    b.Property<long>("TokenCount")
+                        .HasColumnType("bigint")
+                        .HasColumnName("token_count");
+
+                    b.Property<Instant>("UpdatedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("updated_at");
+
+                    b.HasKey("Id")
+                        .HasName("pk_thinking_thoughts");
+
+                    b.HasIndex("SequenceId")
+                        .HasDatabaseName("ix_thinking_thoughts_sequence_id");
+
+                    b.ToTable("thinking_thoughts", (string)null);
+                });
+
+            modelBuilder.Entity("DysonNetwork.Shared.Models.SnUnpaidAccount", b =>
+                {
+                    b.Property<Guid>("AccountId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid")
+                        .HasColumnName("account_id");
+
+                    b.Property<DateTime>("MarkedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("marked_at");
+
+                    b.HasKey("AccountId")
+                        .HasName("pk_unpaid_accounts");
+
+                    b.ToTable("unpaid_accounts", (string)null);
+                });
+
+            modelBuilder.Entity("DysonNetwork.Shared.Models.SnThinkingThought", b =>
+                {
+                    b.HasOne("DysonNetwork.Shared.Models.SnThinkingSequence", "Sequence")
+                        .WithMany()
+                        .HasForeignKey("SequenceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired()
+                        .HasConstraintName("fk_thinking_thoughts_thinking_sequences_sequence_id");
+
+                    b.Navigation("Sequence");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

DysonNetwork.Insight/Migrations/20251115165833_AddUnpaidAccounts.cs

@@ -0,0 +1,34 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace DysonNetwork.Insight.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddUnpaidAccounts : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "unpaid_accounts",
+                columns: table => new
+                {
+                    account_id = table.Column<Guid>(type: "uuid", nullable: false),
+                    marked_at = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("pk_unpaid_accounts", x => x.account_id);
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "unpaid_accounts");
+        }
+    }
+}

DysonNetwork.Insight/Migrations/AppDatabaseModelSnapshot.cs

@@ -122,6 +122,23 @@ namespace DysonNetwork.Insight.Migrations
                     b.ToTable("thinking_thoughts", (string)null);
                 });
 
+            modelBuilder.Entity("DysonNetwork.Shared.Models.SnUnpaidAccount", b =>
+                {
+                    b.Property<Guid>("AccountId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid")
+                        .HasColumnName("account_id");
+
+                    b.Property<DateTime>("MarkedAt")
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("marked_at");
+
+                    b.HasKey("AccountId")
+                        .HasName("pk_unpaid_accounts");
+
+                    b.ToTable("unpaid_accounts", (string)null);
+                });
+
             modelBuilder.Entity("DysonNetwork.Shared.Models.SnThinkingThought", b =>
                 {
                     b.HasOne("DysonNetwork.Shared.Models.SnThinkingSequence", "Sequence")

DysonNetwork.Insight/Thought/ThoughtService.cs

@@ -133,6 +133,13 @@ public class ThoughtService(
         foreach (var accountGroup in groupedByAccount)
         {
             var accountId = accountGroup.Key;
+            
+            if (await db.UnpaidAccounts.AnyAsync(u => u.AccountId == accountId))
+            {
+                logger.LogWarning("Skipping billing for marked account {accountId}", accountId);
+                continue;
+            }
+            
             var totalUnpaidTokens = accountGroup.Sum(s => s.TotalToken - s.PaidToken);
             var cost = (long)Math.Ceiling(totalUnpaidTokens / 10.0);
 
@@ -166,9 +173,86 @@ public class ThoughtService(
             catch (Exception ex)
             {
                 logger.LogError(ex, "Error billing for account {accountId}", accountId);
+                if (!await db.UnpaidAccounts.AnyAsync(u => u.AccountId == accountId))
+                {
+                    db.UnpaidAccounts.Add(new SnUnpaidAccount { AccountId = accountId, MarkedAt = DateTime.UtcNow });
+                }
             }
         }
 
         await db.SaveChangesAsync();
     }
+
+    public async Task<(bool success, long cost)> RetryBillingForAccountAsync(Guid accountId, ILogger logger)
+    {
+        var isMarked = await db.UnpaidAccounts.FirstOrDefaultAsync(u => u.AccountId == accountId);
+        if (isMarked == null)
+        {
+            logger.LogInformation("Account {accountId} is not marked for unpaid bills.", accountId);
+            return (true, 0);
+        }
+
+        var sequences = await db
+            .ThinkingSequences.Where(s => s.AccountId == accountId && s.PaidToken < s.TotalToken)
+            .ToListAsync();
+
+        if (!sequences.Any())
+        {
+            logger.LogInformation("No unpaid sequences found for account {accountId}. Unmarking.", accountId);
+            db.UnpaidAccounts.Remove(isMarked);
+            await db.SaveChangesAsync();
+            return (true, 0);
+        }
+
+        var totalUnpaidTokens = sequences.Sum(s => s.TotalToken - s.PaidToken);
+        var cost = (long)Math.Ceiling(totalUnpaidTokens / 10.0);
+
+        if (cost == 0)
+        {
+            logger.LogInformation("Unpaid tokens for {accountId} resulted in zero cost. Marking as paid and unmarking.", accountId);
+            foreach (var sequence in sequences)
+            {
+                sequence.PaidToken = sequence.TotalToken;
+            }
+            db.UnpaidAccounts.Remove(isMarked);
+            await db.SaveChangesAsync();
+            return (true, 0);
+        }
+
+        try
+        {
+            var date = DateTime.Now.ToString("yyyy-MM-dd");
+            await paymentService.CreateTransactionWithAccountAsync(
+                new CreateTransactionWithAccountRequest
+                {
+                    PayerAccountId = accountId.ToString(),
+                    Currency = WalletCurrency.SourcePoint,
+                    Amount = cost.ToString(),
+                    Remarks = $"Wage for SN-chan on {date} (Retry)",
+                    Type = TransactionType.System,
+                }
+            );
+
+            foreach (var sequence in sequences)
+            {
+                sequence.PaidToken = sequence.TotalToken;
+            }
+
+            db.UnpaidAccounts.Remove(isMarked);
+            
+            logger.LogInformation(
+                "Successfully billed {cost} points for account {accountId} on retry.",
+                cost,
+                accountId
+            );
+            
+            await db.SaveChangesAsync();
+            return (true, cost);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Error retrying billing for account {accountId}", accountId);
+            return (false, cost);
+        }
+    }
 }

DysonNetwork.Shared/Models/SnUnpaidAccount.cs

@@ -0,0 +1,12 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace DysonNetwork.Shared.Models
+{
+    public class SnUnpaidAccount
+    {
+        [Key]
+        public Guid AccountId { get; set; }
+        public DateTime MarkedAt { get; set; }
+    }
+}