Contract system

3 files changed, 230 insertions, 0 deletions

diff --git a/makima/frontend/src/components/workflow/PhaseColumn.tsx b/makima/frontend/src/components/workflow/PhaseColumn.tsx
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+++ b/makima/frontend/src/components/workflow/PhaseColumn.tsx
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+import { useState } from "react";
+import type { ContractSummary, ContractPhase } from "../../lib/api";
+import { WorkflowContractCard } from "./WorkflowContractCard";
+
+interface PhaseColumnProps {
+  phase: ContractPhase;
+  contracts: ContractSummary[];
+  onContractClick: (contractId: string) => void;
+  onDrop: (contractId: string, phase: ContractPhase) => void;
+}
+
+const phaseConfig: Record<
+  ContractPhase,
+  { label: string; color: string; bgColor: string; borderColor: string }
+> = {
+  research: {
+    label: "Research",
+    color: "text-purple-400",
+    bgColor: "bg-purple-400/10",
+    borderColor: "border-purple-400/30",
+  },
+  specify: {
+    label: "Specify",
+    color: "text-blue-400",
+    bgColor: "bg-blue-400/10",
+    borderColor: "border-blue-400/30",
+  },
+  plan: {
+    label: "Plan",
+    color: "text-cyan-400",
+    bgColor: "bg-cyan-400/10",
+    borderColor: "border-cyan-400/30",
+  },
+  execute: {
+    label: "Execute",
+    color: "text-yellow-400",
+    bgColor: "bg-yellow-400/10",
+    borderColor: "border-yellow-400/30",
+  },
+  review: {
+    label: "Review",
+    color: "text-green-400",
+    bgColor: "bg-green-400/10",
+    borderColor: "border-green-400/30",
+  },
+};
+
+export function PhaseColumn({
+  phase,
+  contracts,
+  onContractClick,
+  onDrop,
+}: PhaseColumnProps) {
+  const [isDragOver, setIsDragOver] = useState(false);
+  const config = phaseConfig[phase];
+
+  const handleDragOver = (e: React.DragEvent) => {
+    e.preventDefault();
+    setIsDragOver(true);
+  };
+
+  const handleDragLeave = () => {
+    setIsDragOver(false);
+  };
+
+  const handleDrop = (e: React.DragEvent) => {
+    e.preventDefault();
+    setIsDragOver(false);
+    const contractId = e.dataTransfer.getData("contractId");
+    if (contractId) {
+      onDrop(contractId, phase);
+    }
+  };
+
+  return (
+    <div
+      className={`
+        flex flex-col min-w-[220px] flex-1 border border-[rgba(117,170,252,0.15)]
+        ${isDragOver ? "bg-[rgba(117,170,252,0.05)]" : "bg-transparent"}
+        transition-colors
+      `}
+      onDragOver={handleDragOver}
+      onDragLeave={handleDragLeave}
+      onDrop={handleDrop}
+    >
+      {/* Column header */}
+      <div
+        className={`
+          p-3 border-b ${config.borderColor} ${config.bgColor}
+          flex items-center justify-between
+        `}
+      >
+        <span className={`font-mono text-xs uppercase tracking-wider ${config.color}`}>
+          {config.label}
+        </span>
+        <span className="font-mono text-[10px] text-[#555]">
+          ({contracts.length})
+        </span>
+      </div>
+
+      {/* Cards container */}
+      <div className="flex-1 overflow-y-auto p-2 space-y-2">
+        {contracts.length === 0 ? (
+          <div className="p-4 text-center font-mono text-[10px] text-[#555]">
+            No contracts
+          </div>
+        ) : (
+          contracts.map((contract) => (
+            <WorkflowContractCard
+              key={contract.id}
+              contract={contract}
+              onClick={() => onContractClick(contract.id)}
+              onDragStart={(e) => {
+                e.dataTransfer.setData("contractId", contract.id);
+                e.dataTransfer.effectAllowed = "move";
+              }}
+            />
+          ))
+        )}
+      </div>
+    </div>
+  );
+}
diff --git a/makima/frontend/src/components/workflow/WorkflowBoard.tsx b/makima/frontend/src/components/workflow/WorkflowBoard.tsx
new file mode 100644
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+++ b/makima/frontend/src/components/workflow/WorkflowBoard.tsx
@@ -0,0 +1,54 @@
+import { useMemo } from "react";
+import type { ContractSummary, ContractPhase } from "../../lib/api";
+import { PhaseColumn } from "./PhaseColumn";
+
+interface WorkflowBoardProps {
+  contracts: ContractSummary[];
+  onContractClick: (contractId: string) => void;
+  onPhaseChange: (contractId: string, newPhase: ContractPhase) => void;
+}
+
+const phases: ContractPhase[] = ["research", "specify", "plan", "execute", "review"];
+
+export function WorkflowBoard({
+  contracts,
+  onContractClick,
+  onPhaseChange,
+}: WorkflowBoardProps) {
+  // Group contracts by phase
+  const contractsByPhase = useMemo(() => {
+    const grouped: Record<ContractPhase, ContractSummary[]> = {
+      research: [],
+      specify: [],
+      plan: [],
+      execute: [],
+      review: [],
+    };
+
+    for (const contract of contracts) {
+      const phase = contract.phase as ContractPhase;
+      if (grouped[phase]) {
+        grouped[phase].push(contract);
+      } else {
+        // Default to research if unknown phase
+        grouped.research.push(contract);
+      }
+    }
+
+    return grouped;
+  }, [contracts]);
+
+  return (
+    <div className="flex gap-2 h-full overflow-x-auto">
+      {phases.map((phase) => (
+        <PhaseColumn
+          key={phase}
+          phase={phase}
+          contracts={contractsByPhase[phase]}
+          onContractClick={onContractClick}
+          onDrop={onPhaseChange}
+        />
+      ))}
+    </div>
+  );
+}
diff --git a/makima/frontend/src/components/workflow/WorkflowContractCard.tsx b/makima/frontend/src/components/workflow/WorkflowContractCard.tsx
new file mode 100644
index 0000000..e6c8a1c
--- /dev/null
+++ b/makima/frontend/src/components/workflow/WorkflowContractCard.tsx
@@ -0,0 +1,53 @@
+import type { ContractSummary, ContractStatus } from "../../lib/api";
+
+interface WorkflowContractCardProps {
+  contract: ContractSummary;
+  onClick: () => void;
+  onDragStart: (e: React.DragEvent) => void;
+}
+
+const statusConfig: Record<ContractStatus, { label: string; color: string }> = {
+  active: { label: "Active", color: "text-green-400" },
+  completed: { label: "Done", color: "text-blue-400" },
+  archived: { label: "Archived", color: "text-[#555]" },
+};
+
+export function WorkflowContractCard({
+  contract,
+  onClick,
+  onDragStart,
+}: WorkflowContractCardProps) {
+  const status = statusConfig[contract.status] || statusConfig.active;
+
+  return (
+    <div
+      draggable
+      onDragStart={onDragStart}
+      onClick={onClick}
+      className="p-3 bg-[rgba(9,13,20,0.8)] border border-[rgba(117,170,252,0.2)] hover:border-[rgba(117,170,252,0.4)] cursor-pointer transition-colors select-none"
+    >
+      {/* Name */}
+      <div className="font-mono text-sm text-[#dbe7ff] truncate mb-1">
+        {contract.name}
+      </div>
+
+      {/* Status and counts row */}
+      <div className="flex items-center justify-between">
+        <span className={`font-mono text-[10px] uppercase ${status.color}`}>
+          {status.label}
+        </span>
+        <div className="flex items-center gap-2 font-mono text-[10px] text-[#555]">
+          <span title="Files">{contract.fileCount} files</span>
+          <span title="Tasks">{contract.taskCount} tasks</span>
+        </div>
+      </div>
+
+      {/* Description preview if exists */}
+      {contract.description && (
+        <div className="mt-1 font-mono text-[10px] text-[#555] truncate">
+          {contract.description}
+        </div>
+      )}
+    </div>
+  );
+}